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

                                          STATION:   GRAND FORKS INTL AP ND
                                          MONTH:     JANUARY
                                          YEAR:      2013
                                          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  19 -13   3  -4  62   0 0.01  0.1    4 10.1 17 190   M    M   5 128    20 180
 2  31   2  17  10  48   0    T    T    4 14.8 25 330   M    M   8 18     32 340
 3  25   1  13   6  52   0    T    T    4 10.6 20 230   M    M   3        24 230
 4  30   3  17  10  48   0 0.00  0.0    4  6.3 16 360   M    M   1 12     18 350
 5  18   1  10   3  55   0    T    T    4  8.1 24 350   M    M   7 128    29 350
 6  20   2  11   4  54   0    T    T    4 11.1 24 180   M    M   7 1      30 150
 7  35  12  24  17  41   0 0.00  0.0    4 14.7 32 260   M    M   2        40 260
 8  34   8  21  15  44   0 0.02  0.3    3 14.4 35 280   M    M   5 1      40 280
 9  32  18  25  19  40   0 0.00  0.0    3 14.6 32 280   M    M   5        41 280
10  40  23  32  26  33   0 0.20    T    3 17.9 31 180   M    M   7 1      40 180
11  34   8  21  15  44   0 0.04  1.3    2 22.5 33 350   M    M  10 1689   41 350
12   9  -5   2  -4  63   0 0.01  0.5    4 19.1 33 340   M    M   7 189    43 350
13   6  -7   0  -6  65   0    T    T    5  7.3 15 350   M    M   6        17 300
14   9  -4   3  -3  62   0    T    T    5  7.5 15 180   M    M   5        17 200
15  35   0  18  12  47   0 0.02  0.1    5 13.8 23 190   M    M   7 1      26 190
16  37  -5  16  10  49   0    T    T    5 17.5 32 360   M    M   7 9      40 360
17  11  -3   4  -2  61   0 0.01  0.2    5  8.0 18 150   M    M   8 1      21 150
18  19   8  14   8  51   0 0.08  1.0    6  5.8 21 150   M    M  10 16     23 150
19  30  -7  12   6  53   0    T    T    6 17.4 36 320   M    M   7 189    45 320
20  -1 -13  -7 -13  72   0    T    T    6 12.9 24 310   M    M   5 189    30 310
21  -8 -17 -12 -18  77   0 0.00  0.0    7  9.8 20 300   M    M   1 8      23 300
22   5 -18  -6 -12  71   0    T    T    5  3.9  9 220   M    M   6        12 220
23   3 -17  -7 -14  72   0 0.00  0.0    5 13.2 30 360   M    M   5 8      35 350
24   9 -15  -3 -10  68   0 0.03  0.3    5 15.9 32 160   M    M   9 189    40 150
25  13  -9   2  -5  63   0    T  0.1    5 14.4 30 300   M    M   6 89     37 320
26  14  -8   3  -4  62   0 0.00  0.0    5 11.8 24 180   M    M   7        29 180
27  24   7  16   9  49   0 0.00  0.0    5  4.7  9 130   M    M   6        12 120
28  27  17  22  15  43   0    T    T    5  3.3 12 280   M    M  10 18     13 300
29  23  11  17  10  48   0    T    T    4 13.5 24 340   M    M  10 18     30 340
30  11  -4   4  -4  61   0    T  0.1    4 16.1 26 340   M    M   9 189    31 340
31  -5 -17 -11 -19  76   0    T  0.1    5 15.8 26 340   M    M   7 89     32 330
================================================================================
SM  589  -41      1734   0  0.42     4.1 376.8          M      198              
================================================================================
AV 19.0 -1.3                              12.2 FASTST   M    M   6    MAX(MPH)  
                                 MISC ---->  # 36 320               # 45  320   
================================================================================
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:    JANUARY
                                          YEAR:     2013
                                          LATITUDE:   47 57 N                   
                                          LONGITUDE:  97 11 W                   

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

AVERAGE MONTHLY:  8.8   TOTAL FOR MONTH:   0.42    1 = FOG OR MIST              
DPTR FM NORMAL:   2.1   DPTR FM NORMAL:   -0.13    2 = FOG REDUCING VISIBILITY  
HIGHEST:    40 ON 10    GRTST 24HR  0.23 ON 10-11      TO 1/4 MILE OR LESS      
LOWEST:    -18 ON 22                               3 = THUNDER                  
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS              
                        TOTAL MONTH:   4.1 INCHES  5 = HAIL                     
                        GRTST 24HR   1.3 ON   M    6 = FREEZING RAIN OR DRIZZLE 
                        GRTST DEPTH:   7 ON 21     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:  25    0.01 INCH OR MORE:   9                                  
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1                                  
MIN 32 OR BELOW:  31    0.50 INCH OR MORE:   0                                  
MIN  0 OR BELOW:  17    1.00 INCH OR MORE:   0                                  

[HDD (BASE 65) ]                                                                
TOTAL THIS MO.  1734    CLEAR  (SCALE 0-3)   4                                  
DPTR FM NORMAL   -73    PTCLDY (SCALE 4-7)  21                                  
TOTAL FM JUL 1  5492    CLOUDY (SCALE 8-10)  6                                  
DPTR FM NORMAL  -174                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.     0                                                            
DPTR FM NORMAL     0    [PRESSURE DATA]                                         
TOTAL FM JAN 1     0    HIGHEST SLP M ON M                                      
DPTR FM NORMAL     0    LOWEST  SLP 29.48 ON 15                                 

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