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: 2020
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 64 40 52 3 13 0 0.00 0.0 0 9.6 22 280 M M 1 27 300
2 70 34 52 2 13 0 T 0.0 0 6.3 36 240 M M 1 47 240
3 60 42 51 1 14 0 0.00 0.0 0 12.5 33 260 M M 5 42 250
4 60 36 48 -2 17 0 0.00 0.0 0 11.6 29 280 M M 1 38 270
5 70 31 51 0 14 0 0.00 0.0 0 4.8 15 120 M M 0 18 120
6 66 41 54 3 11 0 T 0.0 0 10.4 39 260 M M 5 48 270
7 57 38 48 -3 17 0 0.00 0.0 0 11.0 29 270 M M 6 36 270
8 60 36 48 -4 17 0 0.04 0.0 0 7.7 25 10 M M 8 1 30 10
9 61 36 49 -3 16 0 0.00 0.0 0 5.6 17 10 M M 2 20 10
10 55 40 48 -4 17 0 0.00 0.0 0 9.1 17 10 M M 9 21 360
11 45 39 42 -11 23 0 0.03 T 0 7.9 16 70 M M 6 18 80
12 54 37 46 -7 19 0 0.02 0.0 0 2.8 10 300 M M 3 10 300
13 64 38 51 -2 14 0 0.02 0.0 0 13.7 31 260 M M 3 44 260
14 68 39 54 0 11 0 0.00 0.0 0 10.0 20 250 M M 1 29 250
15 50 43 47 -7 18 0 0.10 0.0 0 6.4 23 240 M M 4 23 240
16 69 36 53 -1 12 0 0.00 0.0 0 5.5 17 160 M M 2 23 150
17 77 42 60 6 5 0 0.00 0.0 0 6.3 23 170 M M 2 28 170
18 78 51 65 10 0 0 0.09 0.0 0 6.8 32 270 M M 4 3 41 250
19 70 48 59 4 6 0 0.75 0.0 0 9.8 23 320 M M 6 138 28 320
20 66 45 56 1 9 0 0.46 0.0 0 9.6 25 230 M M 8 13 33 250
21 64 43 54 -2 11 0 0.06 0.0 0 13.3 26 270 M M 8 35 240
22 61 39 50 -6 15 0 T 0.0 0 10.5 23 270 M M 3 30 310
23 58 43 51 -5 14 0 T 0.0 0 8.3 13 260 M M 7 20 280
24 68 43 56 0 9 0 0.00 0.0 0 7.5 16 290 M M 6 M M
25 73 40 57 0 8 0 0.00 0.0 0 7.6 24 270 M M 2 30 280
26 74 52 63 6 2 0 0.00 0.0 0 12.3 30 260 M M 7 36 250
27 76 47 62 5 3 0 0.00 0.0 0 9.8 23 280 M M 1 30 280
28 78 49 64 7 1 0 0.00 0.0 0 5.7 12 20 M M 0 16 360
29 80 50 65 7 0 0 0.00 0.0 0 4.0 13 360 M M 2 17 270
30 89 53 71 13 0 6 0.00 0.0 0 5.6 20 360 M M 1 24 340
31 82 58 70 12 0 5 0.00 0.0 0 14.4 35 260 M M 0 47 250
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SM 2067 1309 329 11 1.57 T 266.4 M 114
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AV 66.7 42.2 8.6 FASTST M M 4 MAX(MPH)
MISC ----> 39 260 48 270
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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: 2020
LATITUDE: 46 35 N
LONGITUDE: 112 0 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 54.5 TOTAL FOR MONTH: 1.57 1 = FOG OR MIST
DPTR FM NORMAL: 0.5 DPTR FM NORMAL: -0.30 2 = FOG REDUCING VISIBILITY
HIGHEST: 89 ON 30 GRTST 24HR 0.93 ON 19-20 TO 1/4 MILE OR LESS
LOWEST: 31 ON 5 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: T 5 = HAIL
GRTST 24HR T ON 11-11 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: 9
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 329 CLEAR (SCALE 0-3) 16
DPTR FM NORMAL -22 PTCLDY (SCALE 4-7) 13
TOTAL FM JUL 1 7090 CLOUDY (SCALE 8-10) 2
DPTR FM NORMAL -315
[CDD (BASE 65) ]
TOTAL THIS MO. 11
DPTR FM NORMAL 3 [PRESSURE DATA]
TOTAL FM JAN 1 12 HIGHEST SLP 30.29 ON 28
DPTR FM NORMAL 4 LOWEST SLP 29.59 ON 18
[REMARKS]
#FINAL-05-20#