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PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   GRAND FORKS INTL AP ND
                                          MONTH:     DECEMBER
                                          YEAR:      2014
                                          LATITUDE:   47 57 N                   
                                          LONGITUDE:  97 11 W                   

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND 
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1   6 -17  -5 -22  70   0 0.00  0.0    1 14.4 26 180   M    M   4        35 180
 2  19  -4   8  -9  57   0 0.02  0.3    1  8.0 20 180   M    M   4 18     24 190
 3  19   0  10  -6  55   0 0.00  0.0    1  7.1 22 300   M    M   3        26 300
 4  29   2  16   0  49   0 0.00  0.0    1  6.7 18 190   M    M   2        22 190
 5  25   5  15   0  50   0 0.00  0.0    1  6.5 17 350   M    M   2        21 350
 6  26   3  15   0  50   0    T    T    1  9.6 21 160   M    M   8        26 160
 7  37  26  32  18  33   0    T    T    1 15.5 25 180   M    M   9 18     32 180
 8  29   5  17   3  48   0 0.01  0.3    T 14.5 23 330   M    M  10 1      30 340
 9  23   1  12  -2  53   0 0.00  0.0    T 11.4 22 170   M    M   7        29 180
10  29  23  26  13  39   0 0.00  0.0    T 17.4 28 180   M    M   9 18     32 180
11  32  27  30  17  35   0 0.00  0.0    T 16.2 24 180   M    M  10 1      30 180
12  36  30  33  21  32   0 0.00  0.0    T 17.3 25 190   M    M   9 1      31 190
13  39  29  34  22  31   0 0.00  0.0    0 10.0 17 180   M    M  10 12     22 180
14  37  32  35  23  30   0 0.01  0.0    0  8.1 23 350   M    M  10 126    30 340
15  32   9  21  10  44   0    T    T    0 23.4 31 340   M    M   9 16     38 360
16  16   4  10  -1  55   0    T    T    0 12.3 25 350   M    M   5 18     30 350
17  18  -1   9  -2  56   0 0.00  0.0    0  3.3  8  50   M    M   1        10  60
18  20   2  11   1  54   0 0.00  0.0    0  7.7 16 150   M    M   7 1      18 150
19  30  20  25  15  40   0    T  0.0    0  9.2 16 150   M    M  10 16     20 160
================================================================================
SM  502  196       881   0  0.04     0.6 218.6          M      129              
================================================================================
AV 26.4 10.3                              11.5 FASTST   M    M   7    MAX(MPH)  
                                 MISC ---->  # 31 340               # 38  360   
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  GRAND FORKS INTL AP ND
                                          MONTH:    DECEMBER
                                          YEAR:     2014
                                          LATITUDE:   47 57 N                   
                                          LONGITUDE:  97 11 W                   

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16    

AVERAGE MONTHLY: 18.4   TOTAL FOR MONTH:   0.04    1 = FOG OR MIST              
DPTR FM NORMAL:   5.1   DPTR FM NORMAL:   -0.33    2 = FOG REDUCING VISIBILITY  
HIGHEST:    39 ON 13    GRTST 24HR  0.02 ON  2- 2      TO 1/4 MILE OR LESS      
LOWEST:    -17 ON  1                               3 = THUNDER                  
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS              
                        TOTAL MONTH:   0.6 INCH    5 = HAIL                     
                        GRTST 24HR   0.3 ON   M    6 = FREEZING RAIN OR DRIZZLE 
                        GRTST DEPTH:   1 ON  7, 6  7 = DUSTSTORM OR SANDSTORM:  
                                                       VSBY 1/2 MILE OR LESS    
                                                   8 = SMOKE OR HAZE            
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW             
                                                   X = TORNADO                  
MAX 32 OR BELOW:  15    0.01 INCH OR MORE:   3                                  
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0                                  
MIN 32 OR BELOW:  19    0.50 INCH OR MORE:   0                                  
MIN  0 OR BELOW:   4    1.00 INCH OR MORE:   0                                  

[HDD (BASE 65) ]                                                                
TOTAL THIS MO.   881    CLEAR  (SCALE 0-3)   3                                  
DPTR FM NORMAL  -102    PTCLDY (SCALE 4-7)   6                                  
TOTAL FM JUL 1  3025    CLOUDY (SCALE 8-10) 10                                  
DPTR FM NORMAL  -157                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.     0                                                            
DPTR FM NORMAL     0    [PRESSURE DATA]                                         
TOTAL FM JAN 1   395    HIGHEST SLP M ON M                                      
DPTR FM NORMAL    16    LOWEST  SLP 29.77 ON 14                                 

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