WFO Monthly/Daily Climate Data
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CXUS55 KRIW 011110
CF6GEY
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   GREYBULL WY
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   44 30 N
                                          LONGITUDE: 108  4 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  41  24  33  11  32   0    T    M    M 19.6 33 330   M    M   6        44 330
 2  36   8  22   1  43   0 0.00    M    M  4.8 16 290   M    M   0        20 280
 3  39   6  23   2  42   0 0.00    M    M  1.3  7 100   M    M   0        11 100
 4  43   9  26   6  39   0 0.00    M    M  2.4  9 340   M    M   0        12 320
 5  45   7  26   6  39   0 0.00    M    M  2.8  8 310   M    M   0        10 130
 6  45   7  26   6  39   0 0.00    M    M  2.2  8 130   M    M   0        10 120
 7  47   5  26   7  39   0 0.00    M    M  2.9  8 250   M    M   0        11 170
 8  46  13  30  11  35   0 0.00    M    M  2.1  7 350   M    M   0         9 330
 9  52  14  33  15  32   0 0.00    M    M  5.0 26 330   M    M   0        32 340
10  45  19  32  14  33   0 0.00    M    M  5.5 24 330   M    M   6        31 340
11  31  21  26   8  39   0 0.04    M    M  2.3  9 300   M    M  10 1      12 300
12  27   9  18   0  47   0    T    M    M  9.5 22 350   M    M   8 1      28 330
13  22   2  12  -6  53   0 0.00    M    M  3.5 13 140   M    M   4        16 150
14  28  13  21   4  44   0    T    M    M  1.5  7 120   M    M   9         8 120
15  33   7  20   3  45   0    T    M    M  3.5 12 100   M    M   5 12     16 140
16  33  12  23   6  42   0 0.00    M    M  3.3 10 100   M    M   7        14 100
17  35   9  22   5  43   0    T    M    M  3.1 15 320   M    M   4        19 320
18  39  19  29  12  36   0 0.00    M    M  7.5 25 340   M    M   2        35 340
19  40  14  27  10  38   0 0.00    M    M  5.5 13 100   M    M   1        17 120
20  50  21  36  19  29   0 0.00    M    M  5.0 17 220   M    M   2        38 260
21  52  27  40  24  25   0 0.00    M    M  4.3 12 150   M    M   3        16 160
22  54  24  39  23  26   0    T    M    M 15.9 45 330   M    M   4        61 330
23  31  12  22   6  43   0    T    M    M  9.8 36 340   M    M   3        53 340
24  37   6  22   6  43   0 0.00    M    M  2.8  8 110   M    M   0        10 120
25  45   7  26  10  39   0 0.00    M    M  2.3 14 100   M    M   0        21 120
26  36  14  25   9  40   0 0.00    M    M  3.0 10 210   M    M   2        13 120
27  42  22  32  16  33   0    T    M    M  4.1 14 320   M    M   8 1      17 330
28  34   9  22   6  43   0 0.00    M    M  2.5  8 250   M    M   1        10 150
29  29   1  15  -1  50   0 0.00    M    M  2.0  7 110   M    M   0        11 110
30  34   2  18   2  47   0 0.00    M    M  2.6  9 100   M    M   2        12 100
31  40  12  26  10  39   0 0.00    M    M  2.9  9 110   M    M   0        12 110
================================================================================
SM 1211  375      1217   0  0.04    M    145.5          M       87
================================================================================
AV 39.1 12.1                               4.7 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->    45 330                 61 330
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   GREYBULL WY
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   44 30 N
                                          LONGITUDE: 108  4 W

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

AVERAGE MONTHLY: 25.6   TOTAL FOR MONTH:   0.04    1 = FOG OR MIST
DPTR FM NORMAL:   7.9   DPTR FM NORMAL:   -0.24    2 = FOG REDUCING VISIBILITY
HIGHEST:    54 ON 22    GRTST 24HR  0.04 ON 11-11      TO 1/4 MILE OR LESS
LOWEST:      1 ON 29                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  M            5 = HAIL
                        GRTST 24HR    M  ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    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:   6    0.01 INCH OR MORE:   1
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:  31    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1217    CLEAR  (SCALE 0-3)  20
DPTR FM NORMAL  -249    PTCLDY (SCALE 4-7)   8
TOTAL FM JUL 1  3021    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL  -303

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   862    HIGHEST SLP 30.76 ON  2
DPTR FM NORMAL   193    LOWEST  SLP 29.40 ON 22

[REMARKS]
#FINAL-12-20#


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