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 NCEP CENTRAL OPERATIONS (NCO) PLATFORM STATS - INTERNATIONAL SEAKEEPERS SOCIETY
                         DECEMBER  2020
                SEA-LEVEL PRESSURE FOR ALL HOURS
                                                                                
PLATFORM   TYPE   NO. REPORTS   MEAN DIFF   SD DIFF   # GROSS ERR               
                                                                                
KS1054     SHP         96            0.3        1.0           0
KS1068     SHP         26            0.7        0.7           0
KS1069     SHP         48            0.7        0.7           0
                                                                                
                                                                                
                         DECEMBER  2020
                 AIR TEMPERATURE FOR ALL HOURS  
                                                                                
PLATFORM   TYPE   NO. REPORTS   MEAN DIFF   SD DIFF   # GROSS ERR               
                                                                                
KS1054     SHP         96            1.6        1.0           0
KS1068     SHP         26           -1.3        0.7           0
KS1069     SHP         48           -1.1        1.2           0
                                                                                
                                                                                
                         DECEMBER  2020
                  WIND DIRECTION FOR ALL HOURS  
                                                                                
PLATFORM   TYPE   NO. REPORTS   MEAN DIFF   SD DIFF   # GROSS ERR               
                                                                                
KS1054     SHP         92           11.9       21.0           4
KS1068     SHP         19          -28.8       44.1           7
KS1069     SHP         34          -48.9       53.5          14
                                                                                
                                                                                
                         DECEMBER  2020
                    WIND SPEED FOR ALL HOURS    
                                                                                
PLATFORM   TYPE   NO. REPORTS   MEAN DIFF   SD DIFF   # GROSS ERR               
                                                                                
KS1054     SHP         96           -0.6        1.3           0
KS1068     SHP         26            0.7        1.5           0
KS1069     SHP         48            0.8        1.6           0
                                                                                
                                                                                
                         DECEMBER  2020
                SEA SURFACE TEMP. FOR ALL HOURS 
                                                                                
PLATFORM   TYPE   NO. REPORTS   MEAN DIFF   SD DIFF   # GROSS ERR               
                                                                                
KS1054     SHP         96            0.5        0.3           0
KS1068     SHP         26           -0.3        0.8           0
KS1069     SHP         48           -0.1        0.7           0
                                                                                
TOTAL NUMBER OF INTERNATIONAL SEAKEEPERS SOCIETY OBSERVATIONS FOR 
DECEMBER  2020 (EXCLUDING DUPLICATES AND KSxxx OBSERVATIONS FROM 
BULLETIN ORIGINATORS OTHER THAN 'KWUM') WAS    170.  TOTAL
NUMBER OF IDS WAS  3.