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686
CXUS55 KMSO 011000
CF6BTM
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   BUTTE MT
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   45 57 N
                                          LONGITUDE: 112 30 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  34  11  23   3  42   0 0.00    M    M  8.4 21 310   M    M   7        26 320
 2  36   5  21   1  44   0 0.00    M    M  2.0  9 180   M    M   0         9 170
 3  42   6  24   5  41   0 0.00    M    M  2.2  7 160   M    M   0         8 160
 4  38   5  22   3  43   0 0.00    M    M  3.5 10 150   M    M   0        11 150
 5  42   3  23   5  42   0 0.00    M    M  2.5  9 160   M    M   0        10 150
 6  43   5  24   6  41   0 0.00    M    M  2.7 10 310   M    M   0        13 320
 7  40   5  23   5  42   0 0.00    M    M  2.1  9 170   M    M   0        11 170
 8  58  16  37  19  28   0 0.00    M    M  2.4 12 240   M    M   0        16 220
 9  49  20  35  17  30   0 0.00    M    M  5.7 18 310   M    M   4        25 260
10  35  10  23   6  42   0 0.00    M    M  2.4 12 180   M    M   1        15 190
11  24   5  15  -2  50   0    T    M    M  1.5  7 120   M    M   7 18      8 110
12  28   6  17   0  48   0    T    M    M  3.5 15 340   M    M   8 18     20 290
13  26   1  14  -3  51   0 0.04    M    M  1.9  7 170   M    M   5 18      9 180
14  30  10  20   3  45   0 0.02    M    M  4.0  9 290   M    M   9 18     13 290
15  33   5  19   2  46   0    T    M    M  3.4 16 260   M    M   7 8      22 260
16  40  21  31  14  34   0 0.00    M    M  5.6 17 250   M    M   7        23 270
17  39  28  34  17  31   0    T    M    M  5.4 14 200   M    M   9        19 210
18  35  25  30  13  35   0 0.00    M    M  4.6 16 240   M    M   9        21 230
19  41  31  36  19  29   0 0.00    M    M  7.9 25 270   M    M   6        35 260
20  44  33  39  22  26   0 0.00    M    M  9.7 22 240   M    M   7        32 250
21  51  31  41  24  24   0 0.00    M    M  6.9 24 180   M    M   6        30 180
22  42  19  31  14  34   0 0.03    M    M 13.1 29 290   M    M   8 18     38 310
23  26   1  14  -3  51   0    T    M    M  2.6  9 300   M    M   2 18     12  10
24  30  -1  15  -2  50   0 0.00    M    M  2.1  8 160   M    M   0         9 170
25  35   6  21   4  44   0 0.00    M    M  2.2  9 170   M    M   3        10 180
26  40  23  32  15  33   0    T    M    M  3.3 13 150   M    M   8 1      14  40
27  33   2  18   1  47   0 0.01    M    M  3.6 10 270   M    M   3 1      15 280
28  26  -4  11  -6  54   0 0.00    M    M  2.5  8 140   M    M   0         9 140
29  24  -7   9  -9  56   0 0.00    M    M  2.6  9 150   M    M   1        11 290
30  35   6  21   3  44   0    T    M    M  2.6  9 340   M    M   7 8      10 340
31  36  20  28  10  37   0    T    M    M  3.9 10 240   M    M   9        17 230
================================================================================
SM 1135  347      1264   0  0.10    M    126.8          M      133
================================================================================
AV 36.6 11.2                               4.1 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    29 290                 38 310
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   BUTTE MT
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   45 57 N
                                          LONGITUDE: 112 30 W

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

AVERAGE MONTHLY: 23.9   TOTAL FOR MONTH:   0.10    1 = FOG OR MIST
DPTR FM NORMAL:   6.5   DPTR FM NORMAL:   -0.41    2 = FOG REDUCING VISIBILITY
HIGHEST:    58 ON  8    GRTST 24HR  0.06 ON 13-14      TO 1/4 MILE OR LESS
LOWEST:     -7 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:   8    0.01 INCH OR MORE:   4
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:  30    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   3    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1264    CLEAR  (SCALE 0-3)  13
DPTR FM NORMAL  -210    PTCLDY (SCALE 4-7)  14
TOTAL FM JUL 1  3611    CLOUDY (SCALE 8-10)  4
DPTR FM NORMAL  -349

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1    87    HIGHEST SLP 30.79 ON  2
DPTR FM NORMAL     6    LOWEST  SLP 29.41 ON 22

[REMARKS]
#FINAL-12-20#