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     NCEP CENTRAL OPERATIONS (NCO) PLATFORM STATS - GULF OF AK                                
                         FEBRUARY  2018                                                       
                SEA-LEVEL PRESSURE FOR ALL HOURS                                              
                                                                                              
PLATFORM   SHIP/PLAT. NAME           TYPE   NO. REPORTS    MEAN DIFF    SD DIFF    # GROSS ERR
                                                                                              
WAHG       MIDNIGHT SUN              SHP         15           -2.2        1.5           0     
WDA4486    ROBERT C. SEAMANS         SHP         24           -0.8        2.3           0     
WNGW       TUSTUMENA                 SHP         37           -1.6        2.0           0     
WTEP       OSCAR DYSON (AWS)         SHP        190            0.8        1.5           0     
WYH6327    MALOLO                    SHP         28            2.2        1.5           1     
                                                                                              
                                                                                              
                         FEBRUARY  2018                                                       
                 AIR TEMPERATURE FOR ALL HOURS                                                
                                                                                              
PLATFORM   SHIP/PLAT. NAME           TYPE   NO. REPORTS    MEAN DIFF    SD DIFF    # GROSS ERR
                                                                                              
WAHG       MIDNIGHT SUN              SHP         15            1.0        1.8           0     
WDA4486    ROBERT C. SEAMANS         SHP         24            2.5        1.1           0     
WNGW       TUSTUMENA                 SHP         35            2.1        1.6           1     
WTEP       OSCAR DYSON (AWS)         SHP        190            0.7        1.2           0     
WYH6327    MALOLO                    SHP         29            1.3        2.8           0     
                                                                                              
                                                                                              
                         FEBRUARY  2018                                                       
                  WIND DIRECTION FOR ALL HOURS                                                
                                                                                              
PLATFORM   SHIP/PLAT. NAME           TYPE   NO. REPORTS    MEAN DIFF    SD DIFF    # GROSS ERR
                                                                                              
WAHG       MIDNIGHT SUN              SHP         14            6.4       11.7           1     
WDA4486    ROBERT C. SEAMANS         SHP         22            6.0       36.9           2     
WNGW       TUSTUMENA                 SHP         32           -1.4       27.5           5     
WTEP       OSCAR DYSON (AWS)         SHP        188          -24.8       23.5           2     
WYH6327    MALOLO                    SHP         26          -32.7       35.3           3     
                                                                                              
                                                                                              
                         FEBRUARY  2018                                                       
                    WIND SPEED FOR ALL HOURS                                                  
                                                                                              
PLATFORM   SHIP/PLAT. NAME           TYPE   NO. REPORTS    MEAN DIFF    SD DIFF    # GROSS ERR
                                                                                              
WAHG       MIDNIGHT SUN              SHP         15            5.5        3.1           0     
WDA4486    ROBERT C. SEAMANS         SHP         24            0.8        1.6           0     
WNGW       TUSTUMENA                 SHP         35            3.1        4.3           2     
WTEP       OSCAR DYSON (AWS)         SHP        190            2.2        2.9           0     
WYH6327    MALOLO                    SHP         27            6.4        3.9           2     
                                                                                              
                                                                                              
                         FEBRUARY  2018                                                       
                SEA SURFACE TEMP. FOR ALL HOURS                                               
                                                                                              
PLATFORM   SHIP/PLAT. NAME           TYPE   NO. REPORTS    MEAN DIFF    SD DIFF    # GROSS ERR
                                                                                              
WAHG       MIDNIGHT SUN              SHP          4            3.8        4.6           0     
WDA4486    ROBERT C. SEAMANS         SHP         20           -0.6        1.5           0     
WNGW       TUSTUMENA                 SHP         24           -5.8        1.4           0     
WTEP       OSCAR DYSON (AWS)         SHP        190            1.7        1.3           0     
WYH6327    MALOLO                    SHP         29            1.7        1.7           0     
                                                                                              
TOTAL NUMBER OF GULF OF ALASKA OBSERVATIONS FOR FEBRUARY  2018                                
(EXCLUDING DUPLICATES) WAS    295.  TOTAL NUMBER OF IDS WAS   5.