WFO Monthly/Daily Climate Data Issued by NWS
394
CXUS56 KTFX 011210
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: HELENA MT
MONTH: JANUARY
YEAR: 2021
LATITUDE: 46 35 N
LONGITUDE: 112 0 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 45 30 38 17 27 0 0.00 0.0 0 5.4 17 250 M M 6 25 250
2 47 26 37 16 28 0 0.00 0.0 0 9.2 26 260 M M 7 39 260
3 52 30 41 20 24 0 T T 0 14.1 45 300 M M 3 67 290
4 46 21 34 13 31 0 T 0.0 0 5.2 17 180 M M 4 25 180
5 44 27 36 14 29 0 0.01 0.0 0 11.0 24 260 M M 3 34 260
6 49 25 37 15 28 0 0.00 0.0 0 4.6 9 240 M M 2 12 20
7 38 30 34 12 31 0 0.14 2.7 T 1.0 7 270 M M 10 128 9 340
8 34 19 27 5 38 0 0.00 0.0 2 2.7 9 250 M M 5 12 11 250
9 25 10 18 -4 47 0 0.00 0.0 1 0.8 6 20 M M 7 128 7 20
10 30 10 20 -2 45 0 0.00 0.0 1 2.6 10 30 M M 4 128 12 30
11 31 13 22 0 43 0 0.00 0.0 1 2.0 8 340 M M 0 9 300
12 49 15 32 9 33 0 0.00 0.0 1 4.0 21 190 M M 1 33 190
13 53 33 43 20 22 0 0.03 0.0 0 22.4 58 270 M M 6 80 270
14 39 22 31 8 34 0 0.00 0.0 0 15.6 31 270 M M 0 42 260
15 39 18 29 6 36 0 0.00 0.0 0 3.8 17 270 M M 5 22 290
16 41 35 38 15 27 0 0.00 0.0 0 13.8 25 270 M M 4 32 260
17 44 36 40 17 25 0 0.00 0.0 0 11.7 32 280 M M 7 48 270
18 39 27 33 9 32 0 T T 0 8.1 24 260 M M 10 32 250
19 38 14 26 2 39 0 0.00 0.0 0 3.7 12 150 M M 0 16 150
20 46 29 38 14 27 0 0.00 0.0 0 5.6 17 260 M M 6 29 260
21 34 24 29 5 36 0 0.04 0.7 0 6.3 12 300 M M 10 1 16 290
22 32 16 24 0 41 0 T T 1 2.3 7 250 M M 6 18 11 270
23 33 11 22 -2 43 0 0.00 0.0 T 2.4 15 270 M M 5 1 19 260
24 32 12 22 -2 43 0 0.00 0.0 T 1.5 7 250 M M 3 9 60
25 31 12 22 -2 43 0 0.00 0.0 0 2.4 9 280 M M 2 11 280
26 28 9 19 -6 46 0 T T T 2.5 12 90 M M 3 15 80
27 39 7 23 -2 42 0 0.00 0.0 T 4.0 28 190 M M 1 39 180
28 49 25 37 12 28 0 0.00 0.0 0 7.5 24 180 M M 4 34 170
29 38 30 34 9 31 0 0.06 0.5 0 2.1 8 250 M M 9 1 9 250
30 43 24 34 9 31 0 0.00 0.0 0 6.3 21 260 M M 4 31 280
31 43 20 32 7 33 0 0.00 0.0 0 4.2 9 280 M M 0 10 290
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SM 1231 660 1063 0 0.28 3.9 188.8 M 137
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AV 39.7 21.3 6.1 FASTST M M 4 MAX(MPH)
MISC ----> 58 270 80 270
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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: HELENA MT
MONTH: JANUARY
YEAR: 2021
LATITUDE: 46 35 N
LONGITUDE: 112 0 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 30.5 TOTAL FOR MONTH: 0.28 1 = FOG OR MIST
DPTR FM NORMAL: 7.4 DPTR FM NORMAL: -0.08 2 = FOG REDUCING VISIBILITY
HIGHEST: 53 ON 13 GRTST 24HR 0.14 ON 7- 7 TO 1/4 MILE OR LESS
LOWEST: 7 ON 27 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 3.9 INCHES 5 = HAIL
GRTST 24HR 2.7 ON 7- 7 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 2 ON 8 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: 7 0.01 INCH OR MORE: 5
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1
MIN 32 OR BELOW: 28 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 1063 CLEAR (SCALE 0-3) 11
DPTR FM NORMAL -234 PTCLDY (SCALE 4-7) 16
TOTAL FM JUL 1 3836 CLOUDY (SCALE 8-10) 4
DPTR FM NORMAL -682
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP 30.63 ON 19
DPTR FM NORMAL 0 LOWEST SLP 29.61 ON 13
[REMARKS]
#FINAL-01-21#