WFO Monthly/Daily Climate Data
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CXUS55 KRIW 011110
CF6P60
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LAKE YELLOWSTONE WY
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   44 32 N
                                          LONGITUDE: 110 25 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  23   4  14  -2  51   0 0.01    M    M  2.5  9 280   M    M   0        14 320
 2  22  -7   8  -8  57   0 0.00    M    M  0.9  5 320   M    M   0         8 120
 3  27   2  15  -1  50   0 0.00    M    M  0.9  6 300   M    M   0         8 320
 4  29   2  16   1  49   0 0.00    M    M  0.6  5 310   M    M   0         8 120
 5  31  -1  15   0  50   0 0.00    M    M  1.0  5 320   M    M   0         6 300
 6  26  -3  12  -3  53   0 0.00    M    M  0.6  5 300   M    M   0         7 300
 7  28  -2  13  -1  52   0 0.00    M    M  0.6  6 270   M    M   0         7 330
 8  36   4  20   6  45   0 0.00    M    M  0.9  6 100   M    M   0        10  80
 9  39   3  21   7  44   0 0.00    M    M  1.0 10 270   M    M   0        20 230
10  29   2  16   2  49   0 0.00    M    M  0.7  7 130   M    M   0        12  90
11  21   2  12  -2  53   0 0.04    M    M  0.6  7 240   M    M   0        14 280
12  17  -9   4 -10  61   0 0.00    M    M  0.9  9 340   M    M   0        17  30
13  19 -10   5  -9  60   0 0.09    M    M  0.9  8 270   M    M   0        15 270
14  21   8  15   2  50   0 0.05    M    M  0.3  7  40   M    M   0        13  50
15  16   1   9  -4  56   0 0.09    M    M  2.0  8 280   M    M   0        17 250
16  24  15  20   7  45   0 0.01    M    M  5.2 13 270   M    M   0        25 260
17  27  19  23  10  42   0 0.17    M    M  1.5  7 290   M    M   0        14 320
18  23   4  14   1  51   0 0.01    M    M  1.7  9 260   M    M   0        17 190
19  21  18  20   7  45   0 0.02    M    M  5.5 16 270   M    M   0        27 270
20  29  21  25  12  40   0 0.05    M    M  5.6 13 270   M    M   0        27 240
21  34  28  31  18  34   0 0.10    M    M  4.1 12 250   M    M   0        23 300
22  33   2  18   5  47   0 0.25    M    M  5.3 15 270   M    M   0        30 230
23  14  -8   3 -10  62   0 0.00    M    M  3.0 12 280   M    M   0        20 270
24  20  -2   9  -4  56   0 0.00    M    M  1.2  6 140   M    M   0         9 160
25  26  -4  11  -2  54   0 0.00    M    M  1.6  5 290   M    M   0         7 110
26  26  15  21   8  44   0 0.15    M    M  2.1 12 270   M    M   0        25 260
27  23  -7   8  -5  57   0 0.08    M    M  3.4 13 270   M    M   0        20 270
28  16 -10   3 -10  62   0 0.00    M    M  0.8  5 320   M    M   0         7 270
29  12 -10   1 -12  64   0 0.00    M    M  0.9  6 310   M    M   0         8 320
30  17 -10   4  -9  61   0 0.06    M    M  1.5  7 260   M    M   0        16 280
31  24   7  16   3  49   0 0.06    M    M  0.6  7 280   M    M   0        11 210
================================================================================
SM  753   74      1593   0  1.24    M     58.4          M        0
================================================================================
AV 24.3  2.4                               1.9 FASTST   M    M   0    MAX(MPH)
                                 MISC ---->    16 270                 30 230
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   LAKE YELLOWSTONE WY
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   44 32 N
                                          LONGITUDE: 110 25 W

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

AVERAGE MONTHLY: 13.3   TOTAL FOR MONTH:   1.24    1 = FOG OR MIST
DPTR FM NORMAL:  -0.4   DPTR FM NORMAL:   -0.26    2 = FOG REDUCING VISIBILITY
HIGHEST:    39 ON  9    GRTST 24HR  0.27 ON 21-22      TO 1/4 MILE OR LESS
LOWEST:    -10 ON 30,29                             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:  27    0.01 INCH OR MORE:  16
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   4
MIN 32 OR BELOW:  31    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:  13    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1593    CLEAR  (SCALE 0-3)  31
DPTR FM NORMAL     3    PTCLDY (SCALE 4-7)   0
TOTAL FM JUL 1  4938    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL    29

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.93 ON  2
DPTR FM NORMAL     0    LOWEST  SLP 29.53 ON 22

[REMARKS]
#FINAL-12-20#


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