WFO Monthly/Daily Climate Data Issued by NWS Missoula, MT
000
CXUS55 KMSO 010900
CF6BTM
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: BUTTE MT
MONTH: MAY
YEAR: 2021
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 67 34 51 8 14 0 T M M 6.4 28 300 M M 2 35 300
2 50 31 41 -2 24 0 T M M 8.9 22 330 M M 6 28 320
3 55 22 39 -4 26 0 T M M 4.9 16 280 M M 6 21 270
4 55 34 45 1 20 0 T M M 8.0 26 330 M M 7 32 330
5 62 25 44 0 21 0 0.00 M M 4.8 14 170 M M 2 17 320
6 76 31 54 10 11 0 0.00 M M 6.3 22 170 M M 0 27 160
7 58 35 47 2 18 0 0.14 M M 9.9 26 270 M M 8 1 34 270
8 39 29 34 -11 31 0 T M M 11.0 24 320 M M 9 1 31 310
9 45 23 34 -11 31 0 T M M 3.5 18 20 M M 7 22 20
10 47 29 38 -8 27 0 T M M 4.8 17 310 M M 9 22 290
11 55 22 39 -7 26 0 T M M 5.2 22 310 M M 4 28 320
12 62 23 43 -3 22 0 0.00 M M 3.9 13 40 M M 2 17 10
13 66 36 51 4 14 0 0.01 M M 7.1 16 330 M M 3 21 320
14 65 33 49 2 16 0 T M M 5.0 24 270 M M 2 8 33 270
15 66 40 53 5 12 0 T M M 5.9 18 330 M M 4 24 330
16 71 32 52 4 13 0 0.00 M M 5.5 15 140 M M 0 19 120
17 78 32 55 7 10 0 0.00 M M 5.9 18 320 M M 1 24 260
18 72 39 56 8 9 0 0.00 M M 9.2 23 310 M M 1 32 300
19 48 31 40 -9 25 0 0.07 M M 7.7 20 300 M M 7 24 280
20 36 26 31 -18 34 0 0.40 M M 6.1 13 270 M M 10 1 21 290
21 30 23 27 -22 38 0 0.23 M M 4.0 16 340 M M 10 128 19 340
22 39 23 31 -19 34 0 0.01 M M 9.2 23 150 M M 10 29 150
23 42 32 37 -13 28 0 0.25 M M 4.4 13 230 M M 10 1 20 240
24 53 40 47 -3 18 0 0.00 M M 10.5 24 240 M M 9 35 230
25 61 34 48 -2 17 0 0.09 M M 4.6 23 220 M M 6 31 210
26 54 36 45 -6 20 0 0.05 M M 8.1 21 300 M M 6 1 26 300
27 68 29 49 -2 16 0 0.00 M M 4.0 18 270 M M 1 26 270
28 59 37 48 -3 17 0 0.00 M M 11.0 25 280 M M 2 35 290
29 62 26 44 -8 21 0 0.00 M M 3.7 14 330 M M 0 25 300
30 72 29 51 -1 14 0 0.00 M M 4.2 17 140 M M 0 20 140
31 74 34 54 2 11 0 0.00 M M 5.2 20 330 M M 0 24 340
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SM 1787 950 638 0 1.25 M 198.9 M 144
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AV 57.6 30.6 6.4 FASTST M M 5 MAX(MPH)
MISC ----> 28 300 # 35 300
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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: MAY
YEAR: 2021
LATITUDE: 45 57 N
LONGITUDE: 112 30 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 44.1 TOTAL FOR MONTH: 1.25 1 = FOG OR MIST
DPTR FM NORMAL: -3.5 DPTR FM NORMAL: -0.77 2 = FOG REDUCING VISIBILITY
HIGHEST: 78 ON 17 GRTST 24HR 0.42 ON 20-21 TO 1/4 MILE OR LESS
LOWEST: 22 ON 11, 3 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: 1 0.01 INCH OR MORE: 9
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
MIN 32 OR BELOW: 19 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 638 CLEAR (SCALE 0-3) 14
DPTR FM NORMAL 100 PTCLDY (SCALE 4-7) 10
TOTAL FM JUL 1 8690 CLOUDY (SCALE 8-10) 7
DPTR FM NORMAL -147
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP M ON M
DPTR FM NORMAL 0 LOWEST SLP 29.65 ON 18
[REMARKS]
#FINAL-05-21#