WFO Monthly/Daily Climate Data Issued by NWS Missoula, MT
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
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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
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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
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SM 1135 347 1264 0 0.10 M 126.8 M 133
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AV 36.6 11.2 4.1 FASTST M M 4 MAX(MPH)
MISC ----> 29 290 38 310
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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#