WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS56 KTFX 050147
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: HELENA MT
MONTH: APRIL
YEAR: 2021
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 73 29 51 10 14 0 0.00 0.0 0 7.6 28 240 M M 0 42 230
2 71 35 53 12 12 0 0.00 0.0 0 8.1 22 300 M M 0 28 290
3 73 34 54 13 11 0 0.00 0.0 0 5.8 23 300 M M 0 32 290
4 72 37 55 13 10 0 0.00 0.0 0 7.8 24 280 M M 0 35 290
5 52 33 43 1 22 0 0.36 1.9 0 7.7 17 310 M M 8 1 24 260
6 59 33 46 4 19 0 0.00 0.0 0 5.2 12 240 M M 3 21 260
7 69 31 50 8 15 0 0.00 0.0 0 6.3 22 260 M M 1 33 260
8 51 33 42 0 23 0 T 0.0 0 14.7 33 270 M M 6 40 270
9 60 29 45 2 20 0 0.00 0.0 0 6.4 20 280 M M 0 25 290
10 52 30 41 -2 24 0 0.00 0.0 0 14.9 38 290 M M 4 53 290
11 40 28 34 -9 31 0 T T 0 7.4 23 260 M M 7 33 270
12 43 24 34 -10 31 0 0.00 0.0 0 7.1 20 40 M M 7 30 30
13 41 22 32 -12 33 0 0.00 0.0 0 8.6 21 40 M M 7 30 360
14 38 26 32 -12 33 0 0.00 0.0 0 11.8 24 360 M M 10 32 350
15 49 33 41 -3 24 0 0.00 0.0 0 11.5 25 350 M M 9 34 340
16 56 33 45 1 20 0 0.00 0.0 0 5.6 16 350 M M 3 23 360
17 68 28 48 3 17 0 0.00 0.0 0 4.2 16 340 M M 0 22 330
18 62 30 46 1 19 0 0.12 0.5 0 9.4 32 360 M M 4 1 42 360
19 40 28 34 -11 31 0 0.06 0.5 1 11.2 22 360 M M 8 1 29 10
20 45 27 36 -10 29 0 0.00 0.0 0 3.2 12 10 M M 6 16 360
21 58 22 40 -6 25 0 0.00 0.0 0 4.7 13 100 M M 0 19 130
22 51 28 40 -6 25 0 T T 0 9.8 25 350 M M 7 33 360
23 47 28 38 -8 27 0 0.04 1.0 T 5.9 13 330 M M 8 1 18 100
24 49 31 40 -7 25 0 0.36 T 0 4.7 14 350 M M 9 1 17 350
25 50 35 43 -4 22 0 0.06 T 0 4.2 15 180 M M 9 1 21 180
26 59 36 48 1 17 0 0.00 0.0 0 7.4 18 260 M M 3 25 220
27 63 31 47 -1 18 0 0.00 0.0 0 8.8 20 250 M M 1 32 240
28 68 48 58 10 7 0 0.00 0.0 0 13.5 29 280 M M 0 46 210
29 69 51 60 12 5 0 0.00 0.0 0 4.8 16 270 M M 3 22 250
30 81 47 64 15 1 0 0.00 0.0 0 8.4 28 270 M M 0 39 270
================================================================================
SM 1709 960 610 0 1.00 3.9 236.7 M 123
================================================================================
AV 57.0 32.0 7.9 FASTST M M 4 MAX(MPH)
MISC ----> 38 290 53 290
================================================================================
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: APRIL
YEAR: 2021
LATITUDE: 46 35 N
LONGITUDE: 112 0 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 44.5 TOTAL FOR MONTH: 1.00 1 = FOG OR MIST
DPTR FM NORMAL: 0.0 DPTR FM NORMAL: -0.02 2 = FOG REDUCING VISIBILITY
HIGHEST: 81 ON 30 GRTST 24HR 0.40 ON 24-25 TO 1/4 MILE OR LESS
LOWEST: 22 ON 21,13 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 3.9 INCHES 5 = HAIL
GRTST 24HR 1.9 ON 5- 5 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 1 ON 19 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: 6
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3
MIN 32 OR BELOW: 17 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 610 CLEAR (SCALE 0-3) 14
DPTR FM NORMAL -4 PTCLDY (SCALE 4-7) 10
TOTAL FM JUL 1 6537 CLOUDY (SCALE 8-10) 6
DPTR FM NORMAL -468
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP 30.56 ON 13
DPTR FM NORMAL 0 LOWEST SLP 29.67 ON 25
[REMARKS]
#FINAL-04-21#