VERIFICATION TO W.M.O. STANDARDS ---------------------------------------- N.C.E.P./U.S.A. JULY 2012 ------------------------------------------------ GLOBAL FORECAST SYSTEM MODEL (GFS) ----------------------------------- TABLE 1.1 NORTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (90N-20N) ----------------------------------------------------------- MEAN-SEA-LEVEL PRESSURE JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION S1 SCORE PERIOD (HPA) (HPA) -------------- -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ ------ ------ 24 -0.1 -0.2 0.8 0.9 1.0 1.0 21.1 22.3 48 -0.2 -0.3 1.3 1.3 1.0 1.0 28.4 29.9 72 -0.2 -0.2 1.8 1.8 0.9 0.9 35.3 36.7 96 -0.2 -0.3 2.3 2.4 0.9 0.9 41.9 43.9 120 -0.3 -0.4 3.0 3.1 0.9 0.9 48.2 50.8 144 -0.3 -0.4 3.6 3.7 0.8 0.8 53.8 56.4 168 -0.3 -0.4 4.2 4.2 0.8 0.8 58.8 61.0 192 -0.4 -0.4 4.7 4.6 0.7 0.8 62.7 64.0 216 -0.5 -0.5 5.1 5.1 0.7 0.7 66.1 67.2 240 -0.6 -0.6 5.4 5.4 0.7 0.7 68.3 69.4 TABLE 1.2 NORTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (90N-20N) ----------------------------------------------------------- 500 HPA GEOPOTENTIAL HEIGHT JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION S1 SCORE PERIOD ( M ) ( M ) -------------- -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ ------ ------ 24 0.2 -0.3 6.3 6.4 1.0 1.0 16.6 16.7 48 0.7 -0.2 11.2 11.2 1.0 1.0 24.6 24.6 72 1.3 0.9 17.4 17.5 1.0 1.0 32.5 32.7 96 1.2 1.1 24.6 25.4 0.9 0.9 40.5 40.9 120 1.3 0.9 32.4 33.7 0.9 0.9 47.8 48.5 144 1.8 1.2 39.9 41.6 0.9 0.9 54.5 55.0 168 2.1 1.5 47.9 47.8 0.8 0.8 60.1 60.1 192 2.2 1.9 55.3 54.4 0.8 0.8 65.2 64.3 216 2.0 1.5 61.6 60.5 0.7 0.8 69.6 68.4 240 1.7 1.2 65.4 65.3 0.7 0.7 71.8 71.4 TABLE 1.3 NORTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (90N-20N) ----------------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION S1 SCORE PERIOD ( M ) ( M ) -------------- -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ ------ ------ 24 2.8 2.2 9.4 9.5 1.0 1.0 15.1 15.2 48 5.4 4.3 17.4 17.4 1.0 1.0 23.5 23.8 72 7.7 7.2 27.5 27.7 1.0 1.0 31.8 32.3 96 9.0 8.7 38.7 39.4 0.9 0.9 39.7 40.3 120 10.4 9.7 50.5 51.8 0.9 0.9 46.7 47.2 144 12.0 11.2 61.9 64.2 0.9 0.9 53.0 53.7 168 13.3 12.4 73.7 73.6 0.8 0.8 58.6 58.4 192 14.2 13.3 84.8 83.8 0.8 0.8 63.3 62.1 216 12.4 11.4 94.6 92.9 0.7 0.7 67.0 66.2 240 12.3 11.4 101.1 100.3 0.7 0.7 69.6 69.3 # ** NCEP/USA GFS ** TABLE 1.4 NORTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (90N-20N) ----------------------------------------------------------- 500 HPA TEMPERATURE JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION PERIOD (K) (K) -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ 24 0.1 0.1 0.6 0.6 0.9 0.9 48 0.1 0.1 0.8 0.8 0.9 0.9 72 0.1 0.2 1.1 1.1 0.9 0.9 96 0.2 0.2 1.4 1.4 0.9 0.9 120 0.2 0.3 1.7 1.7 0.9 0.9 144 0.3 0.3 2.0 2.0 0.8 0.8 168 0.3 0.4 2.2 2.2 0.8 0.8 192 0.4 0.4 2.5 2.5 0.7 0.7 216 0.4 0.4 2.7 2.7 0.7 0.7 240 0.4 0.4 2.8 2.8 0.7 0.7 TABLE 1.5 NORTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (90N-20N) ----------------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION PERIOD (K) (K) -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ 24 0.2 0.2 0.8 0.8 0.9 0.9 48 0.3 0.2 1.3 1.3 0.9 0.9 72 0.3 0.3 1.7 1.7 0.9 0.9 96 0.3 0.3 2.0 2.0 0.8 0.8 120 0.3 0.3 2.3 2.4 0.8 0.8 144 0.4 0.3 2.5 2.6 0.8 0.8 168 0.4 0.3 2.8 2.8 0.7 0.7 192 0.4 0.4 3.0 2.9 0.7 0.7 216 0.3 0.2 3.1 3.0 0.7 0.7 240 0.2 0.2 3.2 3.2 0.6 0.7 TABLE 1.6 NORTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (90N-20N) ----------------------------------------------------------- 500 HPA WIND JULY 2012 ----------------------------------------------- FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.2 -0.2 2.7 2.7 48 -0.4 -0.4 3.8 3.9 72 -0.5 -0.5 5.0 5.0 96 -0.6 -0.7 6.2 6.2 120 -0.7 -0.7 7.2 7.4 144 -0.8 -0.8 8.3 8.4 168 -0.8 -0.8 9.2 9.2 192 -0.9 -0.9 10.1 9.9 216 -0.9 -0.9 10.8 10.5 240 -0.8 -0.9 11.2 11.1 # ** NCEP/USA GFS ** TABLE 1.7 NORTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (90N-20N) ----------------------------------------------------------- 250 HPA WIND JULY 2012 ----------------------------------------------- FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.4 -0.4 4.3 4.4 48 -0.6 -0.7 6.3 6.5 72 -0.8 -0.9 8.5 8.6 96 -0.9 -0.9 10.5 10.7 120 -1.0 -1.0 12.4 12.5 144 -1.1 -1.1 14.0 14.3 168 -1.1 -1.1 15.6 15.5 192 -1.1 -1.2 17.0 16.6 216 -1.1 -1.2 18.1 17.8 240 -1.0 -1.2 18.8 18.8 TABLE 2.1 TROPICS VERIFICATION AGAINST ANALYSES (20N-20S) ----------------------------------------------------------- 850 HPA GEOPOTENTIAL HEIGHT JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION S1 SCORE PERIOD ( M ) ( M ) -------------- -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ ------ ------ 24 -0.6 -0.6 4.0 4.0 0.9 0.9 30.2 30.1 48 -1.0 -0.9 5.7 5.9 0.9 0.9 36.8 36.8 72 -1.9 -1.8 7.2 7.2 0.9 0.8 40.1 40.0 96 -2.1 -2.0 8.3 8.4 0.8 0.8 43.2 43.3 120 -2.4 -2.6 9.0 9.2 0.8 0.8 45.7 46.0 144 -2.6 -3.1 9.8 10.1 0.8 0.8 47.9 48.4 168 -2.2 -2.8 10.4 10.8 0.7 0.7 50.7 50.6 192 -1.9 -2.9 11.9 11.9 0.7 0.7 53.0 53.3 216 -2.0 -3.3 12.8 12.9 0.6 0.6 57.6 57.6 240 -2.1 -3.4 14.0 13.8 0.6 0.6 60.0 59.4 TABLE 2.2 TROPICS VERIFICATION AGAINST ANALYSES (20N-20S) ----------------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION S1 SCORE PERIOD ( M ) ( M ) -------------- -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ ------ ------ 24 1.9 1.7 5.2 5.3 0.9 0.9 31.0 31.2 48 2.3 2.4 7.4 7.4 0.9 0.9 37.2 37.5 72 1.6 1.9 8.9 9.0 0.9 0.9 41.2 41.7 96 1.4 1.9 10.6 10.5 0.9 0.9 45.0 45.2 120 1.0 1.3 12.4 12.0 0.9 0.9 48.4 48.3 144 0.5 0.7 14.2 13.9 0.8 0.8 51.4 51.8 168 0.7 0.8 16.2 15.5 0.8 0.8 54.6 54.6 192 0.5 0.2 17.8 17.7 0.8 0.8 57.1 57.7 216 -2.5 -3.3 19.8 19.7 0.7 0.7 60.6 61.3 240 -4.6 -5.5 21.7 21.6 0.7 0.7 63.3 63.2 # ** NCEP/USA GFS ** TABLE 2.3 TROPICS VERIFICATION AGAINST ANALYSES (20N-20S) ----------------------------------------------------------- 850 HPA TEMPERATURE JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION PERIOD (K) (K) -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ 24 0.0 0.0 0.6 0.6 0.9 0.8 48 0.0 0.0 0.8 0.9 0.8 0.8 72 0.0 0.0 1.0 1.0 0.8 0.8 96 0.0 0.0 1.1 1.1 0.8 0.8 120 -0.1 0.0 1.1 1.1 0.8 0.8 144 -0.1 -0.1 1.2 1.2 0.8 0.7 168 -0.1 -0.1 1.3 1.3 0.7 0.7 192 -0.1 -0.1 1.4 1.4 0.7 0.7 216 -0.2 -0.1 1.5 1.5 0.7 0.6 240 -0.2 -0.2 1.6 1.6 0.6 0.6 TABLE 2.4 TROPICS VERIFICATION AGAINST ANALYSES (20N-20S) ----------------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION PERIOD (K) (K) -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ 24 0.1 0.1 0.5 0.5 0.8 0.8 48 0.2 0.2 0.6 0.6 0.8 0.8 72 0.2 0.2 0.8 0.8 0.8 0.8 96 0.3 0.2 0.8 0.8 0.7 0.7 120 0.2 0.2 0.9 0.9 0.7 0.7 144 0.2 0.2 1.0 1.0 0.6 0.6 168 0.2 0.2 1.1 1.1 0.6 0.6 192 0.2 0.2 1.1 1.1 0.6 0.6 216 0.0 -0.1 1.1 1.2 0.5 0.5 240 -0.1 -0.2 1.2 1.2 0.5 0.5 TABLE 2.5 TROPICS VERIFICATION AGAINST ANALYSES (20N-20S) ----------------------------------------------------------- 850 HPA WIND JULY 2012 ----------------------------------------------- FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.0 0.0 1.9 1.8 48 0.0 0.0 2.5 2.4 72 -0.1 -0.1 2.9 2.9 96 -0.2 -0.2 3.3 3.2 120 -0.3 -0.3 3.7 3.6 144 -0.3 -0.3 4.0 3.9 168 -0.4 -0.4 4.3 4.2 192 -0.5 -0.6 4.6 4.5 216 -0.6 -0.6 5.0 4.9 240 -0.6 -0.6 5.2 5.2 # ** NCEP/USA GFS ** TABLE 2.6 TROPICS VERIFICATION AGAINST ANALYSES (20N-20S) ----------------------------------------------------------- 250 HPA WIND JULY 2012 ----------------------------------------------- FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.5 -0.5 4.2 4.3 48 -0.7 -0.8 5.5 5.5 72 -0.9 -0.9 6.4 6.4 96 -1.0 -1.0 7.2 7.2 120 -1.0 -1.1 8.0 8.0 144 -1.0 -1.1 8.7 8.8 168 -1.1 -1.1 9.5 9.5 192 -1.2 -1.2 10.2 10.1 216 -1.2 -1.2 10.9 10.9 240 -1.2 -1.2 11.5 11.5 TABLE 3.1 SOUTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (20S-90S) ----------------------------------------------------------- MEAN-SEA-LEVEL PRESSURE JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION S1 SCORE PERIOD (HPA) (HPA) -------------- -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ ------ ------ 24 0.1 0.1 1.6 1.6 1.0 1.0 19.1 18.8 48 0.1 0.2 2.6 2.5 1.0 1.0 27.5 27.4 72 0.1 0.2 3.9 3.8 0.9 0.9 35.9 35.7 96 0.2 0.2 5.2 5.2 0.9 0.9 43.7 43.6 120 0.3 0.4 6.5 6.7 0.9 0.9 50.7 51.6 144 0.3 0.5 8.0 8.1 0.8 0.8 57.2 58.1 168 0.3 0.5 9.3 9.1 0.8 0.8 62.8 62.6 192 0.3 0.5 10.5 10.2 0.7 0.7 67.1 66.9 216 0.5 0.7 11.5 11.1 0.7 0.7 71.0 69.8 240 0.5 0.7 12.1 11.9 0.7 0.7 73.1 73.2 TABLE 3.2 SOUTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (20S-90S) ----------------------------------------------------------- 500 HPA GEOPOTENTIAL HEIGHT JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION S1 SCORE PERIOD ( M ) ( M ) -------------- -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ ------ ------ 24 -0.8 -0.5 11.1 10.8 1.0 1.0 13.1 13.0 48 -2.0 -1.4 20.8 20.4 1.0 1.0 20.2 20.1 72 -2.5 -2.1 33.5 32.7 1.0 1.0 27.4 27.1 96 -2.7 -2.6 46.9 47.4 0.9 0.9 34.3 34.1 120 -2.9 -2.2 60.7 63.0 0.9 0.9 40.5 41.2 144 -3.3 -2.2 75.9 77.4 0.9 0.8 46.5 47.2 168 -3.9 -2.9 91.1 89.5 0.8 0.8 52.0 51.9 192 -3.9 -3.2 104.9 101.3 0.8 0.8 56.2 55.8 216 -3.6 -3.0 115.5 111.3 0.7 0.7 59.8 59.1 240 -3.5 -3.5 122.9 121.9 0.7 0.7 62.0 62.1 # ** NCEP/USA GFS ** TABLE 3.3 SOUTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (20S-90S) ----------------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION S1 SCORE PERIOD ( M ) ( M ) -------------- -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ ------ ------ 24 1.9 2.2 12.9 12.8 1.0 1.0 9.7 9.6 48 2.5 3.4 24.7 24.4 1.0 1.0 15.1 14.9 72 2.4 2.9 40.6 39.5 1.0 1.0 21.0 20.8 96 2.0 2.2 57.6 57.8 0.9 0.9 26.8 26.7 120 1.3 2.3 75.5 78.0 0.9 0.9 32.6 33.1 144 0.1 1.6 96.6 97.9 0.9 0.9 38.4 38.7 168 -0.8 -0.1 117.9 116.6 0.8 0.8 43.8 43.6 192 -0.5 -0.5 136.1 132.6 0.8 0.8 48.0 47.5 216 -1.3 -1.6 151.3 147.3 0.7 0.8 51.6 50.9 240 -1.3 -2.6 161.0 161.5 0.7 0.7 53.8 53.9 TABLE 3.4 SOUTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (20S-90S) ----------------------------------------------------------- 500 HPA TEMPERATURE JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION PERIOD (K) (K) -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ 24 0.1 0.1 0.8 0.8 1.0 1.0 48 0.2 0.2 1.2 1.2 1.0 1.0 72 0.2 0.2 1.7 1.7 0.9 0.9 96 0.2 0.2 2.2 2.2 0.9 0.9 120 0.2 0.2 2.6 2.7 0.9 0.9 144 0.1 0.1 3.1 3.2 0.8 0.8 168 0.1 0.1 3.6 3.6 0.8 0.8 192 0.1 0.1 4.0 4.0 0.7 0.7 216 0.1 0.0 4.4 4.3 0.7 0.7 240 0.1 0.0 4.5 4.6 0.7 0.7 TABLE 3.5 SOUTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (20S-90S) ----------------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ----------------------------------------------- FORECAST MEAN ERROR RMSE CORRELATION PERIOD (K) (K) -------------- (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ ------ ------ 24 0.0 0.0 0.9 0.9 1.0 1.0 48 0.1 0.1 1.3 1.3 0.9 0.9 72 0.1 0.1 1.7 1.7 0.9 0.9 96 0.0 0.0 2.1 2.1 0.9 0.9 120 0.0 0.0 2.5 2.5 0.8 0.8 144 0.0 -0.1 2.9 2.9 0.8 0.8 168 0.0 -0.1 3.2 3.2 0.8 0.8 192 0.0 -0.1 3.5 3.5 0.7 0.7 216 -0.1 -0.2 3.8 3.7 0.7 0.7 240 -0.2 -0.2 3.9 3.9 0.7 0.7 # ** NCEP/USA GFS ** TABLE 3.6 SOUTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (20S-90S) ----------------------------------------------------------- 500 HPA WIND JULY 2012 ----------------------------------------------- FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.0 0.0 4.0 4.0 48 0.0 0.0 6.0 6.0 72 -0.1 -0.1 7.9 7.9 96 -0.2 -0.2 9.9 9.8 120 -0.3 -0.3 11.8 11.9 144 -0.3 -0.3 13.6 13.8 168 -0.4 -0.4 15.4 15.2 192 -0.3 -0.5 16.7 16.5 216 -0.5 -0.6 17.9 17.6 240 -0.5 -0.6 18.7 18.8 TABLE 3.7 SOUTHERN HEMISPHERE VERIFICATION AGAINST ANALYSES (20S-90S) ----------------------------------------------------------- 250 HPA WIND JULY 2012 ----------------------------------------------- FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.1 0.0 4.6 4.5 48 -0.2 -0.1 6.9 6.9 72 -0.3 -0.3 9.6 9.5 96 -0.4 -0.3 12.2 12.2 120 -0.4 -0.3 15.0 15.3 144 -0.4 -0.4 17.9 18.1 168 -0.3 -0.4 20.8 20.6 192 -0.3 -0.3 23.1 22.8 216 -0.5 -0.5 25.0 24.8 240 -0.5 -0.5 26.4 26.6 # ** NCEP/USA GFS MODEL ** TABLE 4.1 NORTH AMERICA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -4.65 -5.46 8.29 8.92 48 -6.82 -7.92 11.29 12.20 72 -6.56 -7.34 13.36 13.97 96 -7.57 -7.45 17.03 17.17 120 -7.46 -6.89 20.92 21.12 144 -6.24 -5.10 25.08 26.36 168 -3.97 -5.63 28.20 30.07 192 -4.34 -8.51 28.94 32.72 216 -7.87 -9.96 32.74 36.37 240 -11.44 -9.50 36.55 37.88 TABLE 4.2 NORTH AMERICA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -2.61 -4.05 8.24 9.06 48 -3.71 -5.62 11.30 12.58 72 -2.94 -3.93 14.71 15.45 96 -3.97 -4.39 20.33 22.41 120 -4.77 -3.57 27.87 29.31 144 -2.77 -1.82 34.87 36.87 168 2.23 -1.84 39.24 40.86 192 2.01 -3.63 42.24 45.09 216 -1.09 -5.57 47.92 50.60 240 -4.41 -4.69 52.59 53.08 TABLE 4.3 NORTH AMERICA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 3.64 3.85 11.90 11.57 48 5.96 4.70 17.49 16.88 72 8.12 8.04 25.22 24.02 96 7.24 8.82 33.88 34.98 120 5.97 9.68 44.82 45.94 144 9.11 11.82 57.11 59.03 168 14.47 12.65 66.94 67.37 192 16.35 10.59 74.64 70.71 216 11.71 5.82 78.74 79.59 240 8.03 7.04 85.96 85.63 # ** NCEP/USA GFS MODEL ** TABLE 4.4 NORTH AMERICA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.01 -0.10 1.43 1.29 48 0.06 -0.08 1.66 1.48 72 0.11 -0.04 1.84 1.66 96 0.10 -0.03 2.12 1.93 120 0.06 -0.02 2.39 2.29 144 0.11 0.02 2.67 2.68 168 0.21 0.13 2.97 2.97 192 0.36 0.19 3.28 3.10 216 0.66 0.15 3.49 3.36 240 0.58 0.10 3.63 3.58 TABLE 4.5 NORTH AMERICA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.09 0.14 0.86 0.85 48 0.11 0.17 1.01 1.05 72 0.14 0.22 1.21 1.23 96 0.14 0.23 1.40 1.46 120 0.10 0.24 1.62 1.68 144 0.21 0.28 1.89 1.97 168 0.25 0.29 2.12 2.14 192 0.29 0.30 2.25 2.19 216 0.25 0.19 2.33 2.33 240 0.26 0.24 2.44 2.42 TABLE 4.6 NORTH AMERICA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.83 0.83 1.29 1.28 48 1.04 1.00 1.58 1.57 72 1.14 1.08 1.83 1.82 96 1.13 1.10 1.99 2.03 120 1.13 1.14 2.19 2.23 144 1.12 1.11 2.37 2.34 168 1.06 1.10 2.52 2.54 192 1.18 1.11 2.64 2.58 216 1.03 0.99 2.67 2.68 240 1.08 0.92 2.79 2.78 # ** NCEP/USA GFS MODEL ** TABLE 4.7 NORTH AMERICA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.41 -0.83 3.69 3.81 48 -0.42 -0.89 4.15 4.38 72 -0.50 -0.93 4.67 4.91 96 -0.56 -1.02 5.27 5.58 120 -0.53 -0.95 6.09 6.28 144 -0.49 -1.06 6.75 7.08 168 -0.61 -1.03 7.12 7.56 192 -0.58 -0.97 7.07 7.74 216 -0.69 -1.14 7.38 7.73 240 -0.85 -1.09 7.62 8.09 TABLE 4.8 NORTH AMERICA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.59 -0.64 3.80 3.87 48 -0.73 -0.70 4.59 4.60 72 -0.82 -0.79 5.43 5.48 96 -0.87 -0.93 6.44 6.43 120 -1.04 -0.94 7.55 7.67 144 -1.23 -1.22 8.35 8.68 168 -1.48 -1.23 8.87 9.29 192 -1.40 -1.24 9.55 9.91 216 -1.50 -1.32 9.91 10.35 240 -1.47 -1.34 10.29 10.57 TABLE 4.9 NORTH AMERICA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.84 -0.78 5.79 5.59 48 -1.10 -1.12 7.21 7.12 72 -1.30 -1.12 9.18 8.62 96 -1.36 -1.21 11.18 10.68 120 -1.40 -1.14 12.83 12.81 144 -1.73 -1.46 14.95 14.44 168 -2.02 -1.65 16.33 15.89 192 -2.11 -1.71 17.46 16.46 216 -2.13 -1.97 17.80 17.48 240 -1.84 -1.84 18.41 18.44 # ** NCEP/USA GFS MODEL ** TABLE 5.1 EUROPE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -3.41 -2.87 7.85 7.65 48 -3.95 -3.71 9.78 9.59 72 -4.22 -1.70 12.73 12.13 96 -1.51 0.37 15.84 15.62 120 -0.19 1.94 20.01 20.46 144 1.31 1.11 25.95 27.51 168 -2.16 0.56 34.12 36.80 192 -4.38 0.99 38.49 39.58 216 -4.84 0.37 45.18 41.91 240 -4.97 -5.87 46.70 49.62 TABLE 5.2 EUROPE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -1.85 -0.79 9.58 9.21 48 -1.45 -0.67 12.35 11.99 72 -1.47 2.67 16.95 16.63 96 2.61 5.03 23.82 25.04 120 5.58 8.10 31.41 32.78 144 9.01 9.53 40.59 44.14 168 4.22 10.27 54.76 54.19 192 1.54 10.57 61.44 64.25 216 0.14 5.97 73.66 70.75 240 0.28 1.03 75.72 74.54 TABLE 5.3 EUROPE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 4.88 6.11 14.06 13.77 48 8.72 10.73 19.76 20.24 72 10.78 16.30 28.16 29.41 96 19.87 20.82 42.03 44.34 120 25.48 27.49 54.33 55.79 144 32.05 34.47 70.42 76.51 168 25.88 37.00 89.41 87.74 192 28.92 35.39 105.54 104.35 216 20.56 29.38 121.15 119.32 240 20.15 24.13 130.32 121.51 # ** NCEP/USA GFS MODEL ** TABLE 5.4 EUROPE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.02 0.26 1.15 1.12 48 0.01 0.25 1.32 1.27 72 0.00 0.33 1.51 1.43 96 0.10 0.36 1.77 1.73 120 0.17 0.37 2.13 2.13 144 0.17 0.48 2.36 2.56 168 0.08 0.38 2.84 2.79 192 -0.02 0.39 3.25 3.16 216 -0.10 0.43 3.83 3.83 240 -0.12 0.31 4.30 4.02 TABLE 5.5 EUROPE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.13 0.23 0.81 0.79 48 0.26 0.36 1.00 1.00 72 0.32 0.47 1.23 1.23 96 0.48 0.56 1.51 1.52 120 0.62 0.65 1.81 1.84 144 0.80 0.93 2.17 2.36 168 0.70 1.06 2.58 2.69 192 0.73 1.02 2.88 2.99 216 0.65 0.89 3.21 3.10 240 0.70 0.91 3.45 3.36 TABLE 5.6 EUROPE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.55 0.58 1.29 1.23 48 0.64 0.66 1.58 1.55 72 0.74 0.76 1.94 1.91 96 0.80 0.87 2.21 2.33 120 1.03 1.07 2.59 2.62 144 1.09 1.09 2.91 2.96 168 1.06 1.44 3.09 3.32 192 1.12 1.33 3.38 3.44 216 1.15 1.16 3.42 3.48 240 1.14 1.05 3.56 3.62 # ** NCEP/USA GFS MODEL ** TABLE 5.7 EUROPE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.60 -0.59 3.68 3.44 48 -0.78 -0.68 3.99 3.80 72 -0.91 -0.82 4.54 4.24 96 -0.97 -0.93 5.23 4.88 120 -1.02 -1.04 5.85 5.40 144 -1.10 -0.95 6.48 6.06 168 -1.05 -0.99 7.19 7.05 192 -1.31 -1.25 7.68 7.57 216 -1.39 -1.22 8.44 7.76 240 -1.25 -1.36 8.44 8.36 TABLE 5.8 EUROPE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.48 -0.68 3.79 3.62 48 -0.75 -0.89 4.61 4.40 72 -0.86 -0.98 5.54 5.36 96 -1.03 -1.13 6.64 6.63 120 -1.02 -1.20 7.67 7.50 144 -1.09 -1.08 8.99 8.84 168 -1.21 -1.38 10.17 10.25 192 -1.29 -1.69 11.74 11.30 216 -1.55 -1.65 12.88 12.64 240 -1.28 -2.08 13.92 13.46 TABLE 5.9 EUROPE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.73 -0.87 5.28 4.97 48 -1.13 -1.17 6.62 6.47 72 -1.21 -1.27 8.54 8.26 96 -1.56 -1.70 10.78 10.55 120 -1.24 -1.75 12.76 12.25 144 -1.46 -1.53 15.26 15.26 168 -1.32 -1.78 16.51 16.72 192 -1.31 -1.98 19.62 18.72 216 -1.43 -2.02 21.54 21.39 240 -1.21 -2.65 23.87 21.79 # ** NCEP/USA GFS MODEL ** TABLE 6.1 ASIA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -4.04 -4.27 10.18 10.14 48 -4.68 -5.06 13.22 12.61 72 -3.38 -3.58 15.86 14.65 96 -5.23 -5.32 19.47 18.38 120 -8.08 -8.61 24.51 23.90 144 -11.21 -11.01 29.61 29.20 168 -12.84 -11.64 32.59 31.10 192 -12.27 -11.85 35.51 32.86 216 -11.25 -13.78 37.71 35.23 240 -14.53 -13.63 40.38 36.60 TABLE 6.2 ASIA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -1.45 -0.78 13.83 13.14 48 -0.42 0.57 17.20 15.94 72 2.02 3.25 20.24 19.55 96 1.77 2.73 24.51 23.69 120 -0.06 0.22 30.24 29.14 144 -1.94 -1.02 34.50 34.78 168 -2.21 -0.65 37.33 37.85 192 -0.13 0.71 41.98 41.73 216 1.29 -0.31 47.67 45.19 240 0.30 0.95 50.79 47.34 TABLE 6.3 ASIA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.11 0.50 19.72 18.91 48 3.76 4.72 25.16 24.86 72 8.48 9.67 32.74 31.79 96 9.57 9.13 39.15 37.82 120 8.67 7.03 46.78 46.97 144 6.70 8.10 52.95 55.13 168 7.07 9.44 59.10 61.49 192 11.33 11.69 67.19 67.46 216 12.29 10.52 76.80 73.07 240 12.94 13.85 84.48 78.77 # ** NCEP/USA GFS MODEL ** TABLE 6.4 ASIA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.38 0.47 1.52 1.69 48 0.63 0.78 1.83 2.10 72 0.79 0.95 2.10 2.41 96 0.93 1.13 2.38 2.75 120 1.03 1.21 2.70 3.07 144 1.08 1.23 2.99 3.37 168 1.15 1.31 3.13 3.55 192 1.30 1.41 3.42 3.72 216 1.45 1.64 3.72 4.05 240 1.55 1.61 4.06 4.20 TABLE 6.5 ASIA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.11 0.08 1.01 1.03 48 0.14 0.12 1.19 1.20 72 0.18 0.12 1.37 1.37 96 0.21 0.11 1.52 1.50 120 0.27 0.14 1.72 1.74 144 0.32 0.22 1.85 1.88 168 0.35 0.31 1.99 2.02 192 0.45 0.37 2.16 2.13 216 0.44 0.35 2.37 2.25 240 0.52 0.42 2.53 2.37 TABLE 6.6 ASIA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.25 0.36 1.25 1.25 48 0.40 0.55 1.58 1.57 72 0.51 0.69 1.84 1.80 96 0.54 0.73 2.02 2.00 120 0.55 0.64 2.23 2.18 144 0.50 0.73 2.31 2.32 168 0.49 0.74 2.44 2.39 192 0.57 0.79 2.62 2.52 216 0.44 0.64 2.67 2.57 240 0.56 0.78 2.84 2.69 # ** NCEP/USA GFS MODEL ** TABLE 6.7 ASIA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.73 -0.51 3.68 3.75 48 -0.81 -0.55 4.30 4.28 72 -0.89 -0.58 5.01 4.94 96 -0.87 -0.49 5.63 5.62 120 -0.77 -0.44 6.42 6.31 144 -0.74 -0.33 7.05 7.05 168 -0.79 -0.27 7.38 7.32 192 -0.64 -0.26 7.93 7.56 216 -0.75 -0.22 8.14 7.64 240 -0.41 -0.01 8.58 7.99 TABLE 6.8 ASIA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.75 -0.69 4.04 4.06 48 -1.12 -0.95 4.87 4.86 72 -1.34 -1.13 5.75 5.81 96 -1.42 -1.23 6.60 6.64 120 -1.50 -1.33 7.62 7.59 144 -1.54 -1.34 8.17 8.23 168 -1.74 -1.43 8.72 8.65 192 -1.78 -1.56 9.29 9.04 216 -1.82 -1.61 9.83 9.45 240 -1.44 -1.41 10.54 9.88 TABLE 6.9 ASIA VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.50 -0.62 6.49 6.88 48 -1.10 -0.98 8.31 8.90 72 -1.48 -1.42 10.23 10.57 96 -1.65 -1.60 11.66 11.85 120 -1.77 -1.89 12.99 13.19 144 -2.24 -2.25 14.09 14.33 168 -2.40 -2.25 15.02 15.08 192 -2.50 -2.40 16.23 15.94 216 -2.23 -2.43 17.28 16.70 240 -2.07 -2.50 18.01 16.93 # ** NCEP/USA GFS MODEL ** TABLE 7.1 AUSTRALIA/ NEW Z VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -5.65 -4.43 8.10 7.86 48 -3.04 -1.46 8.40 8.64 72 0.01 0.75 11.95 12.02 96 0.50 0.75 17.16 17.27 120 -1.05 -3.69 21.22 24.81 144 -1.31 -5.54 28.74 35.91 168 -3.09 -6.93 35.54 37.87 192 -1.39 -8.74 40.32 47.24 216 -0.75 -3.68 47.17 45.22 240 1.39 -6.70 49.60 58.24 TABLE 7.2 AUSTRALIA/ NEW Z VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -7.98 -6.51 11.38 10.88 48 -6.52 -4.63 13.32 13.39 72 -2.95 -2.69 16.98 16.56 96 -2.81 -2.59 24.36 23.72 120 -4.68 -6.65 29.60 33.96 144 -6.05 -11.15 39.64 48.71 168 -9.72 -17.93 52.21 55.86 192 -9.01 -19.23 58.01 67.52 216 -9.80 -20.52 64.52 70.97 240 -6.56 -20.84 68.34 82.17 TABLE 7.3 AUSTRALIA/ NEW Z VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -2.03 -3.67 11.30 11.32 48 0.60 0.55 16.37 17.26 72 4.14 2.61 23.24 23.90 96 1.88 1.11 31.43 31.43 120 0.21 -2.74 39.78 42.11 144 -2.38 -11.27 50.88 62.87 168 -7.22 -20.62 67.01 74.20 192 -8.43 -23.13 75.62 85.82 216 -10.40 -29.96 82.79 90.56 240 -11.17 -33.37 92.71 105.88 # ** NCEP/USA GFS MODEL ** TABLE 7.4 AUSTRALIA/ NEW Z VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.05 0.26 1.27 1.12 48 -0.09 0.02 1.47 1.34 72 -0.16 -0.01 1.66 1.50 96 -0.24 -0.09 1.78 1.63 120 -0.31 -0.19 2.03 1.94 144 -0.31 -0.18 2.31 2.34 168 -0.40 -0.40 2.61 2.58 192 -0.52 -0.65 2.66 2.85 216 -0.41 -0.87 2.75 3.02 240 -0.41 -0.67 2.83 3.13 TABLE 7.5 AUSTRALIA/ NEW Z VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.13 0.07 0.86 0.94 48 0.15 0.13 1.11 1.20 72 0.26 0.23 1.40 1.35 96 0.30 0.15 1.63 1.60 120 0.37 0.22 1.91 1.84 144 0.31 0.06 2.16 2.25 168 0.17 -0.13 2.53 2.58 192 0.09 -0.24 2.64 2.59 216 0.03 -0.50 2.73 2.93 240 0.01 -0.53 3.01 3.21 TABLE 7.6 AUSTRALIA/ NEW Z VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.32 0.25 1.08 1.05 48 0.33 0.28 1.39 1.40 72 0.26 0.22 1.67 1.61 96 0.08 0.16 1.89 1.79 120 -0.03 0.07 2.18 2.17 144 -0.10 -0.06 2.56 2.40 168 -0.09 -0.09 2.86 2.74 192 -0.23 -0.11 3.01 2.93 216 -0.33 -0.30 3.33 3.02 240 -0.54 -0.44 3.59 3.46 # ** NCEP/USA GFS MODEL ** TABLE 7.7 AUSTRALIA/ NEW Z VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.10 0.03 3.53 3.53 48 0.04 -0.04 4.19 4.15 72 0.08 0.16 4.70 4.77 96 -0.12 -0.12 5.38 5.49 120 -0.42 -0.17 6.02 6.43 144 -0.45 -0.19 6.89 7.51 168 -0.36 -0.33 8.22 7.71 192 -0.19 -0.42 8.71 8.88 216 -0.53 -0.56 9.13 9.54 240 -0.74 -0.63 9.85 9.45 TABLE 7.8 AUSTRALIA/ NEW Z VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.56 -0.49 4.01 4.29 48 -0.51 -0.52 5.09 5.12 72 -0.70 -0.66 6.28 6.12 96 -1.16 -0.91 7.42 6.97 120 -1.07 -0.76 8.49 8.73 144 -1.09 -1.00 9.73 9.92 168 -1.01 -0.86 11.41 11.09 192 -0.92 -0.83 12.66 12.51 216 -1.32 -0.57 12.55 13.35 240 -1.46 -0.98 13.81 13.46 TABLE 7.9 AUSTRALIA/ NEW Z VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.67 -0.45 4.77 4.84 48 -1.14 -0.98 6.36 6.26 72 -1.45 -1.36 8.01 7.21 96 -1.89 -1.58 9.14 8.30 120 -1.68 -1.27 10.82 10.81 144 -1.44 -0.86 12.78 12.67 168 -1.71 -0.99 15.41 14.58 192 -1.56 -1.10 17.41 16.87 216 -1.74 -1.62 18.78 18.69 240 -2.37 -1.55 20.34 18.60 # ** NCEP/USA GFS MODEL ** TABLE 8.1 TROPICS VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -4.53 -4.45 10.15 10.36 48 -3.63 -2.97 10.23 10.60 72 -3.30 -2.83 10.69 11.34 96 -2.87 -2.38 11.60 12.16 120 -3.37 -2.95 12.41 12.82 144 -4.05 -3.92 12.94 13.53 168 -3.62 -3.92 13.48 14.19 192 -3.32 -4.93 14.45 15.44 216 -3.65 -6.20 15.38 16.54 240 -3.24 -5.57 16.64 17.20 TABLE 8.2 TROPICS VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -6.05 -5.93 13.13 12.60 48 -5.82 -5.02 13.34 12.38 72 -5.92 -5.43 14.11 13.12 96 -5.45 -4.85 14.52 13.58 120 -5.80 -5.31 15.27 14.25 144 -6.43 -6.15 16.03 15.03 168 -6.46 -6.42 16.41 15.70 192 -6.62 -7.24 17.47 16.79 216 -7.56 -9.16 18.07 18.09 240 -7.46 -8.92 19.01 18.63 TABLE 8.3 TROPICS VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -3.99 -5.11 14.91 14.01 48 -3.23 -3.14 15.33 13.97 72 -3.36 -2.97 15.84 14.32 96 -3.21 -2.29 16.25 14.79 120 -3.93 -2.99 17.41 15.37 144 -5.41 -4.10 18.61 16.68 168 -6.23 -4.75 20.07 17.73 192 -7.28 -6.03 21.28 19.08 216 -11.33 -10.17 23.71 21.27 240 -13.15 -11.69 25.99 22.87 # ** NCEP/USA GFS MODEL ** TABLE 8.4 TROPICS VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.02 -0.07 1.00 0.98 48 -0.01 -0.12 1.05 1.08 72 -0.05 -0.17 1.07 1.12 96 -0.08 -0.18 1.13 1.17 120 -0.07 -0.21 1.16 1.22 144 -0.06 -0.20 1.20 1.26 168 -0.09 -0.24 1.22 1.26 192 -0.13 -0.23 1.26 1.31 216 -0.20 -0.31 1.34 1.37 240 -0.23 -0.40 1.40 1.48 TABLE 8.5 TROPICS VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.18 -0.16 0.84 0.87 48 -0.20 -0.15 0.90 0.91 72 -0.21 -0.14 0.96 0.93 96 -0.18 -0.11 0.99 0.97 120 -0.16 -0.09 1.03 1.01 144 -0.19 -0.09 1.08 1.04 168 -0.22 -0.11 1.13 1.13 192 -0.27 -0.11 1.20 1.18 216 -0.29 -0.14 1.25 1.23 240 -0.32 -0.17 1.32 1.28 TABLE 8.6 TROPICS VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.48 0.38 0.84 0.76 48 0.56 0.46 0.93 0.86 72 0.56 0.48 0.98 0.94 96 0.53 0.46 1.02 0.96 120 0.50 0.48 1.03 1.01 144 0.47 0.47 1.06 1.04 168 0.44 0.46 1.09 1.08 192 0.41 0.43 1.17 1.11 216 0.15 0.19 1.15 1.11 240 0.02 0.07 1.19 1.18 # ** NCEP/USA GFS MODEL ** TABLE 8.7 TROPICS VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.58 -0.73 3.58 3.61 48 -0.55 -0.70 3.90 3.94 72 -0.65 -0.71 4.10 4.22 96 -0.74 -0.85 4.46 4.51 120 -0.76 -0.95 4.80 4.74 144 -0.91 -1.03 5.10 5.01 168 -1.08 -1.22 5.40 5.28 192 -1.26 -1.43 5.66 5.56 216 -1.34 -1.41 5.84 5.81 240 -1.26 -1.31 5.94 5.97 TABLE 8.8 TROPICS VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.72 -0.82 4.01 4.07 48 -0.84 -0.91 4.35 4.40 72 -0.85 -0.91 4.73 4.82 96 -0.91 -1.03 5.11 5.13 120 -1.00 -1.03 5.48 5.51 144 -1.07 -1.16 5.82 5.85 168 -1.10 -1.04 6.24 6.39 192 -1.21 -1.13 6.66 6.63 216 -1.33 -1.28 6.96 6.94 240 -1.41 -1.33 7.12 7.36 TABLE 8.9 TROPICS VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.73 -0.76 5.21 5.54 48 -1.01 -1.08 6.13 6.28 72 -1.11 -1.15 6.64 6.96 96 -1.10 -1.15 7.38 7.52 120 -1.11 -1.07 7.98 8.29 144 -1.12 -1.04 8.41 8.79 168 -1.16 -1.13 9.11 9.30 192 -1.32 -1.32 9.86 9.97 216 -1.29 -1.50 10.82 10.92 240 -1.41 -1.59 11.10 11.40 # ** NCEP/USA GFS MODEL ** TABLE 9.1 NORTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -3.65 -3.94 8.82 9.01 48 -4.23 -4.77 11.86 11.88 72 -3.61 -3.27 15.16 15.10 96 -3.24 -2.67 19.54 19.58 120 -3.39 -2.62 24.16 25.38 144 -3.19 -2.82 30.42 32.15 168 -3.94 -2.98 36.11 37.21 192 -4.03 -4.20 40.65 40.28 216 -5.68 -5.55 43.99 43.91 240 -7.38 -7.33 46.87 48.39 TABLE 9.2 NORTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -1.39 -1.89 11.06 11.01 48 -0.95 -1.70 14.91 14.75 72 0.26 0.61 19.82 20.11 96 1.20 1.68 27.18 27.88 120 1.58 2.52 34.75 36.10 144 2.99 3.13 42.45 45.06 168 3.29 3.85 51.89 52.67 192 3.35 3.87 59.40 59.55 216 1.63 1.32 66.16 67.17 240 0.87 0.70 70.86 71.38 TABLE 9.3 NORTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 3.80 3.76 15.63 15.46 48 6.90 6.80 21.95 22.26 72 10.39 10.89 31.27 31.74 96 12.59 13.49 42.99 44.45 120 14.40 15.43 55.48 57.09 144 17.25 18.65 68.06 71.72 168 18.15 19.75 81.68 84.31 192 18.70 20.94 94.84 94.11 216 15.26 15.52 105.16 105.37 240 15.24 13.85 114.08 112.04 # ** NCEP/USA GFS MODEL ** TABLE 9.4 NORTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.14 0.17 1.33 1.33 48 0.21 0.24 1.56 1.56 72 0.27 0.30 1.80 1.80 96 0.32 0.35 2.11 2.11 120 0.34 0.38 2.43 2.46 144 0.38 0.43 2.70 2.83 168 0.43 0.45 3.02 3.10 192 0.46 0.55 3.35 3.42 216 0.60 0.59 3.77 3.75 240 0.63 0.55 4.06 3.99 TABLE 9.5 NORTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.12 0.15 0.88 0.87 48 0.19 0.21 1.08 1.09 72 0.23 0.27 1.31 1.34 96 0.28 0.31 1.60 1.63 120 0.32 0.35 1.88 1.91 144 0.45 0.45 2.19 2.28 168 0.47 0.51 2.50 2.58 192 0.50 0.55 2.72 2.79 216 0.46 0.50 2.97 2.94 240 0.53 0.51 3.12 3.11 TABLE 9.6 NORTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.53 0.56 1.30 1.31 48 0.65 0.68 1.66 1.69 72 0.71 0.73 1.98 2.02 96 0.71 0.75 2.26 2.36 120 0.78 0.77 2.55 2.63 144 0.76 0.81 2.81 2.88 168 0.75 0.84 3.03 3.15 192 0.80 0.80 3.19 3.20 216 0.69 0.65 3.24 3.28 240 0.66 0.60 3.36 3.38 # ** NCEP/USA GFS MODEL ** TABLE 9.7 NORTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.55 -0.67 3.65 3.62 48 -0.65 -0.74 4.16 4.13 72 -0.77 -0.77 4.82 4.82 96 -0.79 -0.84 5.57 5.49 120 -0.75 -0.82 6.30 6.34 144 -0.76 -0.82 6.95 6.99 168 -0.81 -0.88 7.51 7.59 192 -0.86 -0.86 7.86 7.87 216 -0.97 -0.96 8.24 7.93 240 -0.97 -0.95 8.56 8.46 TABLE 9.8 NORTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.57 -0.62 3.83 3.84 48 -0.77 -0.80 4.74 4.71 72 -0.89 -0.85 5.73 5.88 96 -0.95 -0.93 6.97 7.06 120 -1.00 -0.99 8.07 8.16 144 -1.06 -1.02 9.07 9.34 168 -1.21 -1.11 9.98 10.14 192 -1.28 -1.18 10.90 10.87 216 -1.40 -1.32 11.70 11.36 240 -1.36 -1.44 12.34 12.13 TABLE 9.9 NORTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.73 -0.77 5.63 5.51 48 -0.97 -1.06 7.35 7.33 72 -1.10 -1.22 9.41 9.43 96 -1.27 -1.32 11.50 11.53 120 -1.19 -1.26 13.51 13.53 144 -1.43 -1.40 15.44 15.74 168 -1.48 -1.42 16.75 17.21 192 -1.52 -1.53 18.67 18.47 216 -1.53 -1.74 19.97 19.64 240 -1.56 -2.00 21.23 20.59 # ** NCEP/USA GFS MODEL ** TABLE 10.1 SOUTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -3.25 -2.85 9.08 10.83 48 -2.05 -1.68 11.44 14.22 72 -0.19 -1.59 17.41 19.56 96 -0.17 -2.31 22.95 27.08 120 -1.07 -2.56 28.58 33.75 144 -0.80 -3.60 34.74 42.00 168 0.12 -1.95 41.58 45.28 192 1.46 -2.76 47.28 54.00 216 4.21 -1.94 54.95 55.80 240 3.80 -4.53 59.24 63.91 TABLE 10.2 SOUTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -5.14 -4.24 12.48 12.77 48 -5.18 -3.65 16.53 18.63 72 -3.84 -3.67 22.05 25.56 96 -3.32 -3.31 32.06 36.42 120 -4.47 -4.00 39.55 46.79 144 -4.88 -5.89 47.72 58.94 168 -5.76 -7.81 60.45 67.94 192 -4.37 -8.75 70.41 76.49 216 -2.50 -8.36 78.23 79.65 240 -1.90 -7.01 84.11 90.20 TABLE 10.3 SOUTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA GEOPOTENTIAL HEIGHT JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (M) (M) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.91 -0.43 13.65 14.28 48 0.75 2.40 20.24 23.09 72 2.04 3.24 28.21 34.73 96 2.17 3.90 39.53 46.42 120 1.20 2.47 51.18 58.92 144 0.72 -0.70 61.90 76.03 168 -0.37 -1.39 79.46 91.02 192 -1.42 -1.18 91.01 106.06 216 1.07 -3.06 105.92 110.18 240 1.70 0.40 114.35 123.54 # ** NCEP/USA GFS MODEL ** TABLE 10.4 SOUTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.08 0.10 1.45 1.44 48 -0.02 0.02 1.74 1.70 72 -0.13 -0.02 1.96 1.91 96 -0.13 0.07 2.21 2.29 120 -0.14 0.10 2.53 2.82 144 -0.16 0.07 2.85 3.26 168 -0.32 -0.18 3.21 3.48 192 -0.41 -0.23 3.59 3.89 216 -0.66 -0.38 3.85 4.12 240 -0.49 -0.39 4.14 4.46 TABLE 10.5 SOUTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.11 0.20 0.94 0.96 48 0.15 0.27 1.22 1.28 72 0.21 0.38 1.46 1.59 96 0.25 0.38 1.77 1.88 120 0.27 0.36 2.10 2.24 144 0.24 0.15 2.42 2.65 168 0.16 0.17 2.80 2.91 192 0.06 0.14 3.02 3.42 216 0.12 0.11 3.35 3.60 240 0.20 0.29 3.63 3.79 TABLE 10.6 SOUTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA TEMPERATURE JULY 2012 ------------------------------------------------ FORECAST MEAN ERROR RMSE PERIOD (K) (K) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 0.21 0.30 1.12 1.09 48 0.24 0.33 1.40 1.38 72 0.18 0.31 1.69 1.63 96 0.06 0.25 1.96 1.93 120 0.03 0.29 2.28 2.16 144 -0.01 0.34 2.63 2.58 168 0.05 0.44 2.98 2.89 192 -0.02 0.55 3.17 3.12 216 -0.07 0.50 3.48 3.32 240 -0.14 0.52 3.71 3.50 # ** NCEP/USA GFS MODEL ** TABLE 10.7 SOUTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 850 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.30 -0.18 4.05 4.30 48 -0.28 -0.25 4.67 5.05 72 -0.33 -0.14 5.39 5.76 96 -0.62 -0.33 6.27 6.97 120 -0.67 -0.38 6.98 8.04 144 -0.77 -0.34 7.83 8.99 168 -0.72 -0.61 9.14 9.63 192 -0.79 -0.51 9.88 10.93 216 -1.21 -0.78 10.39 11.03 240 -1.13 -0.60 10.67 11.36 TABLE 10.8 SOUTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 500 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.50 -0.31 4.53 4.76 48 -0.44 -0.32 5.79 5.93 72 -0.58 -0.50 6.95 7.51 96 -0.84 -0.69 8.66 9.01 120 -0.90 -0.81 9.62 10.80 144 -0.88 -0.87 11.22 12.37 168 -0.64 -0.68 12.86 13.29 192 -0.58 -0.94 14.25 14.68 216 -1.26 -1.36 14.53 15.53 240 -1.32 -1.47 15.43 16.42 TABLE 10.9 SOUTH HEMISPHERE VERIFICATION AGAINST RADIOSONDES -------------------------------------------------- 250 HPA WIND JULY 2012 ------------------------------------------------ FORECAST MEAN SPEED ERROR RMSEV PERIOD (M/S) (M/S) (HOURS) 00 GMT 12 GMT 00 GMT 12 GMT -------- ------ ------ ------ ------ 24 -0.51 -0.42 5.18 5.48 48 -0.84 -0.77 6.78 7.38 72 -1.08 -1.12 8.70 9.42 96 -1.31 -1.51 10.58 11.73 120 -1.45 -1.42 12.30 14.13 144 -1.13 -1.28 14.71 16.43 168 -1.02 -0.60 17.71 18.54 192 -0.79 -0.66 20.16 21.29 216 -1.34 -1.38 21.73 22.70 240 -1.85 -1.27 22.99 24.28