WFO Monthly/Daily Climate Data
Issued by NWS Glasgow, MT

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108
CXUS55 KGGW 310910
CF6GGW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   GLASGOW MT
                                          MONTH:     DECEMBER
                                          YEAR:      2025
                                          LATITUDE:   48 13 N
                                          LONGITUDE: 106 37 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  17 -14   2 -22  63   0 0.00  0.0    2  2.8  9 280   M    M   5 1      10 280
 2  35  11  23   0  42   0 0.01  0.2    2  9.9 22 320   M    M   9 1      29 330
 3  17  10  14  -9  51   0    T    T    2  7.8 14 360   M    M   9 1      16  10
 4  35  10  23   1  42   0 0.02  0.2    2  6.7 20 310   M    M   8 1      27 300
 5  34  11  23   1  42   0    T    T    1 14.3 30  90   M    M   9 1      36  90
 6  11   1   6 -16  59   0 0.02  0.4    1 17.8 29  90   M    M  10 18     35  90
 7  14   2   8 -13  57   0 0.05  1.5    2 10.5 24 120   M    M   7 12     29 120
 8  39  11  25   4  40   0 0.00  0.0    2  4.7 15 260   M    M   4        22 250
 9  42  21  32  12  33   0 0.06  0.0    2 14.9 35 310   M    M   6 1      46 300
10  26  13  20   0  45   0 0.05  1.5    T 13.5 26 120   M    M   7 16     31 120
11  33  -2  16  -4  49   0 0.94  7.5    2 12.5 35 330   M    M  10 12689   41 330
12  -1  -4  -2 -21  67   0 0.12  3.0    6 12.0 22 330   M    M   9 1      26 330
13   6 -11  -2 -21  67   0 0.05  1.3    8 14.1 30 120   M    M   7 189    33 120
14  20   5  13  -6  52   0 0.00  0.0    8  6.7 24 120   M    M   0        27 120
15  52  16  34  16  31   0    T  0.0    6  9.5 31 250   M    M   0 1      51 250
16  49  25  37  19  28   0    T  0.0    3 14.5 33 300   M    M   2 6      47 300
17  44   4  24   6  41   0 0.33  4.4    1 22.2 61 300   M    M   8 12     78 300
18  21   1  11  -6  54   0 0.01  0.1    4 15.9 37 330   M    M   3 1      48 330
19  46   9  28  11  37   0    T  0.0    3 17.2 35 280   M    M   3        49 280
20  13   3   8  -9  57   0 0.00  0.0    1  8.8 16 110   M    M   1        20 110
21  28   6  17   0  48   0 0.00  0.0    1 11.3 17 110   M    M   0        20 110
22  31   6  19   3  46   0    T    T    1 10.2 24 320   M    M   3        30 310
23  23   7  15  -1  50   0    T  0.0    1  9.9 20 120   M    M   4 6      23 120
24  22  16  19   3  46   0 0.00  0.0    1 16.1 26 110   M    M   4 1      35 110
25  23  16  20   4  45   0 0.00  0.0    1  6.4 23 100   M    M  10 12     29  90
26  33  18  26  10  39   0 0.00  0.0    1 10.9 20 100   M    M   2 1      34 280
27  32  -6  13  -2  52   0 0.06  0.9    1 18.9 36 320   M    M   4 128    44 320
28  -1  -6  -3 -18  68   0    T    T    1 13.4 29 310   M    M   4 8      36 310
29  21  -4   9  -6  56   0 0.00  0.0    1  2.5 13 110   M    M   0        14 110
30  33  13  23   8  42   0 0.00  0.0    1  5.6 13 310   M    M   1        15 310
================================================================================
SM  798  188      1449   0  1.72 21.0    341.5          M      149
================================================================================
AV 26.6  6.3                              11.4 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    61 300                 78 300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   GLASGOW MT
                                          MONTH:     DECEMBER
                                          YEAR:      2025
                                          LATITUDE:   48 13 N
                                          LONGITUDE: 106 37 W

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

AVERAGE MONTHLY: 16.4   TOTAL FOR MONTH:   1.72    1 = FOG OR MIST
DPTR FM NORMAL:  -2.1   DPTR FM NORMAL:    1.31    2 = FOG REDUCING VISIBILITY
HIGHEST:    52 ON 15    GRTST 24HR  0.94 ON 11-11      TO 1/4 MILE OR LESS
LOWEST:    -14 ON  1                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  21.0 INCHES  5 = HAIL
                        GRTST 24HR   7.5 ON 11-11  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   8 ON 14,13  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:  18    0.01 INCH OR MORE:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:  30    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   7    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1449    CLEAR  (SCALE 0-3)  10
DPTR FM NORMAL    54    PTCLDY (SCALE 4-7)  12
TOTAL FM JUL 1  3016    CLOUDY (SCALE 8-10)  8
DPTR FM NORMAL  -283

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   599    HIGHEST SLP M ON M
DPTR FM NORMAL    15    LOWEST  SLP 29.02 ON 17

[REMARKS]