WFO Monthly/Daily Climate Data Issued by NWS
000
CXUS56 KTFX 011110
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: HELENA MT
MONTH: MAY
YEAR: 2023
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 84 44 64 15 1 0 0.00 0.0 0 6.1 21 100 M M 0 30 80
2 82 45 64 14 1 0 0.00 0.0 0 6.1 18 340 M M 0 24 340
3 81 49 65 15 0 0 0.00 0.0 0 5.7 18 90 M M 1 26 100
4 84 47 66 16 0 1 0.38 0.0 0 6.3 31 180 M M 3 38 43 180
5 68 52 60 10 5 0 0.04 0.0 0 7.4 18 80 M M 5 3 22 80
6 60 48 54 3 11 0 T 0.0 0 10.1 23 270 M M 9 31 270
7 60 42 51 0 14 0 0.03 0.0 0 5.5 26 180 M M 6 35 190
8 64 42 53 1 12 0 0.02 0.0 0 4.5 15 260 M M 7 21 260
9 60 45 53 1 12 0 0.05 0.0 0 5.9 31 180 M M 6 3 42 200
10 67 36 52 0 13 0 0.00 0.0 0 2.8 15 70 M M 1 18 70
11 66 46 56 3 9 0 0.04 0.0 0 7.4 22 320 M M 7 28 330
12 70 40 55 2 10 0 0.00 0.0 0 8.4 28 10 M M 3 36 10
13 63 43 53 0 12 0 0.01 0.0 0 6.6 20 20 M M 8 24 30
14 73 49 61 7 4 0 0.00 0.0 0 8.0 18 80 M M 7 23 80
15 80 45 63 9 2 0 0.00 0.0 0 5.4 22 270 M M 2 27 270
16 83 49 66 12 0 1 0.05 0.0 0 7.8 31 360 M M 3 38 41 360
17 68 51 60 6 5 0 0.08 0.0 0 7.4 16 330 M M 4 8 22 310
18 73 44 59 4 6 0 0.00 0.0 0 4.5 10 10 M M 7 8 16 20
19 81 46 64 9 1 0 0.00 0.0 0 4.4 13 100 M M 4 8 18 90
20 86 51 69 14 0 4 0.00 0.0 0 3.9 12 270 M M 1 8 15 260
21 87 53 70 14 0 5 0.04 0.0 0 4.5 26 310 M M 1 38 36 310
22 80 56 68 12 0 3 T 0.0 0 10.6 32 280 M M 5 3 47 270
23 77 50 64 8 1 0 T 0.0 0 7.3 26 170 M M 4 38 180
24 67 56 62 6 3 0 0.10 0.0 0 5.6 18 180 M M 10 26 180
25 62 53 58 1 7 0 0.18 0.0 0 7.0 14 290 M M 9 1 18 350
26 64 52 58 1 7 0 0.07 0.0 0 5.0 13 350 M M 9 1 16 360
27 65 54 60 3 5 0 0.09 0.0 0 3.8 16 310 M M 9 3 21 310
28 72 52 62 5 3 0 0.03 0.0 0 6.1 20 270 M M 8 3 26 260
29 79 47 63 5 2 0 0.00 0.0 0 5.8 20 290 M M 2 29 300
30 79 49 64 6 1 0 0.00 0.0 0 5.5 20 180 M M 1 3 25 190
31 77 55 66 8 0 1 0.00 0.0 0 6.0 21 280 M M 4 3 27 270
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SM 2262 1491 147 15 1.21 0.0 191.4 M 146
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AV 73.0 48.1 6.2 FASTST M M 5 MAX(MPH)
MISC ----> 32 280 47 270
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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: MAY
YEAR: 2023
LATITUDE: 46 35 N
LONGITUDE: 112 0 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 60.5 TOTAL FOR MONTH: 1.21 1 = FOG OR MIST
DPTR FM NORMAL: 6.6 DPTR FM NORMAL: -0.74 2 = FOG REDUCING VISIBILITY
HIGHEST: 87 ON 21 GRTST 24HR 0.42 ON 4- 5 TO 1/4 MILE OR LESS
LOWEST: 36 ON 10 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: 15
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 147 CLEAR (SCALE 0-3) 12
DPTR FM NORMAL -203 PTCLDY (SCALE 4-7) 13
TOTAL FM JUL 1 7445 CLOUDY (SCALE 8-10) 6
DPTR FM NORMAL 88
[CDD (BASE 65) ]
TOTAL THIS MO. 15
DPTR FM NORMAL 8 [PRESSURE DATA]
TOTAL FM JAN 1 15 HIGHEST SLP 30.52 ON 13
DPTR FM NORMAL 8 LOWEST SLP 29.57 ON 4
[REMARKS]
#FINAL-05-23#