WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS56 KTFX 291110
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: HELENA MT
MONTH: SEPTEMBER
YEAR: 2026
LATITUDE: 46 35 N
LONGITUDE: 112 0 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 85 48 67 3 0 2 0.01 0.0 0 5.7 30 250 M M 1 3 45 240
2 82 49 66 2 0 1 0.07 0.0 0 7.3 52 270 M M 2 3 71 270
3 77 46 62 -1 3 0 0.00 0.0 0 4.8 18 220 M M 4 29 230
4 76 55 66 3 0 1 0.01 0.0 0 9.1 23 270 M M 3 33 270
5 74 54 64 1 1 0 T 0.0 0 8.7 20 290 M M 2 26 280
6 75 56 66 4 0 1 0.00 0.0 0 8.7 21 310 M M 3 28 320
7 67 52 60 -2 5 0 0.26 0.0 0 12.7 35 280 M M 7 138 44 280
8 69 46 58 -4 7 0 0.00 0.0 0 10.0 26 280 M M 2 33 290
9 76 41 59 -2 6 0 0.00 0.0 0 8.3 24 270 M M 0 36 290
10 87 48 68 7 0 3 0.00 0.0 0 7.0 23 300 M M 0 37 270
11 63 49 56 -5 9 0 0.16 0.0 0 9.1 20 350 M M 3 1 25 340
12 68 48 58 -2 7 0 0.00 0.0 0 6.6 14 360 M M 4 21 350
13 70 47 59 -1 6 0 0.22 0.0 0 7.4 18 270 M M 3 3 23 280
14 61 45 53 -7 12 0 0.00 0.0 0 11.5 29 270 M M 6 47 270
15 70 39 55 -4 10 0 0.00 0.0 0 5.4 17 350 M M 1 24 360
16 70 46 58 -1 7 0 0.00 0.0 0 7.3 13 10 M M 2 8 16 10
17 76 44 60 1 5 0 T 0.0 0 3.1 10 270 M M 1 18 14 270
18 77 50 64 6 1 0 0.09 0.0 0 4.4 16 360 M M 3 18 22 10
19 60 54 57 -1 8 0 0.56 0.0 0 4.3 9 270 M M 9 1 12 260
20 72 44 58 0 7 0 0.00 0.0 0 3.0 9 250 M M 1 12 110
21 76 45 61 4 4 0 0.00 0.0 0 4.0 15 100 M M 0 18 120
22 75 45 60 3 5 0 0.00 0.0 0 1.9 8 220 M M 1 11 220
23 77 48 63 7 2 0 0.00 0.0 0 3.5 13 120 M M 1 16 130
24 84 47 66 10 0 1 0.00 0.0 0 3.8 17 170 M M 0 23 170
25 86 48 67 11 0 2 0.00 0.0 0 8.4 29 270 M M 1 40 270
26 64 40 52 -3 13 0 0.00 0.0 0 9.4 24 290 M M 0 32 300
27 64 34 49 -6 16 0 0.00 0.0 0 3.4 12 80 M M 2 15 90
28 71 40 56 2 9 0 0.00 0.0 0 6.8 21 270 M M 2 29 270
================================================================================
SM 2052 1308 143 11 1.38 0.0 185.6 M 64
================================================================================
AV 73.3 46.7 6.6 FASTST M M 2 MAX(MPH)
MISC ----> 52 270 71 270
================================================================================
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: SEPTEMBER
YEAR: 2026
LATITUDE: 46 35 N
LONGITUDE: 112 0 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 60.0 TOTAL FOR MONTH: 1.38 1 = FOG OR MIST
DPTR FM NORMAL: 0.6 DPTR FM NORMAL: 0.48 2 = FOG REDUCING VISIBILITY
HIGHEST: 87 ON 10 GRTST 24HR 0.65 ON 18-19 TO 1/4 MILE OR LESS
LOWEST: 34 ON 27 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.0 INCH 5 = HAIL
GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 0 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: 0 0.01 INCH OR MORE: 8
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 143 CLEAR (SCALE 0-3) 22
DPTR FM NORMAL -44 PTCLDY (SCALE 4-7) 5
TOTAL FM JUL 1 167 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL -83
[CDD (BASE 65) ]
TOTAL THIS MO. 11
DPTR FM NORMAL -16 [PRESSURE DATA]
TOTAL FM JAN 1 496 HIGHEST SLP M ON M
DPTR FM NORMAL 64 LOWEST SLP 29.59 ON 25
[REMARKS]