WFO Monthly/Daily Climate Data Issued by NWS
000
CXUS56 KTFX 011534
CF6LWT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: LEWISTOWN MT
MONTH: DECEMBER
YEAR: 2020
LATITUDE: 47 2 N
LONGITUDE: 109 28 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 36 10 23 -3 42 0 0.26 3.5 2 10.6 31 290 M M 8 1 44 290
2 36 8 22 -4 43 0 0.00 0.0 2 4.8 10 120 M M 0 12 130
3 47 19 33 8 32 0 0.00 0.0 2 6.6 10 130 M M 0 8 10 130
4 47 20 34 9 31 0 0.00 0.0 2 6.2 16 250 M M 0 17 210
5 49 19 34 9 31 0 0.00 0.0 1 5.7 13 130 M M 0 14 140
6 50 22 36 12 29 0 0.00 0.0 1 5.5 16 220 M M 0 17 220
7 48 24 36 12 29 0 0.00 0.0 1 7.9 20 240 M M 1 22 240
8 54 41 48 24 17 0 0.00 0.0 T 18.0 30 260 M M 1 36 260
9 56 30 43 19 22 0 T T 0 11.7 24 300 M M 5 1 31 300
10 38 19 29 5 36 0 T T 0 3.3 9 110 M M 6 1 11 300
11 26 15 21 -2 44 0 T T 0 5.7 12 90 M M 5 12 15 70
12 24 14 19 -4 46 0 0.01 0.2 T 6.9 15 280 M M 8 1 22 310
13 22 13 18 -5 47 0 T T T 8.8 16 110 M M 5 1 20 130
14 33 13 23 0 42 0 0.00 0.0 T 5.8 13 290 M M 5 16 300
15 35 22 29 6 36 0 0.00 0.0 T 16.9 33 230 M M 4 39 230
16 43 25 34 11 31 0 0.00 0.0 T 9.2 26 290 M M 5 33 290
17 45 23 34 11 31 0 0.00 0.0 0 15.3 31 240 M M 3 37 240
18 43 28 36 14 29 0 0.00 0.0 0 12.7 23 240 M M 5 31 230
19 48 31 40 18 25 0 0.00 0.0 0 21.4 37 270 M M 3 48 270
20 53 30 42 20 23 0 0.00 0.0 0 24.0 52 280 M M 3 8 69 280
21 47 26 37 15 28 0 0.08 T 0 9.3 25 210 M M 5 1 32 210
22 47 17 32 10 33 0 0.03 0.5 0 18.9 36 300 M M 6 1 47 280
23 30 3 17 -5 48 0 T T 1 9.2 22 300 M M 2 30 300
24 46 19 33 11 32 0 0.00 0.0 T 9.7 24 260 M M 0 26 250
25 47 25 36 14 29 0 0.00 0.0 T 7.0 17 230 M M 1 20 220
26 45 28 37 15 28 0 T T 0 12.3 29 220 M M 6 35 220
27 28 15 22 0 43 0 T T 0 5.3 10 280 M M 8 1 13 290
28 40 13 27 5 38 0 0.00 0.0 0 5.0 8 140 M M 0 12 210
29 30 11 21 -1 44 0 0.00 0.0 0 6.9 15 270 M M 3 18 280
30 41 11 26 4 39 0 T 0.0 0 13.0 26 250 M M 3 33 250
31 45 28 37 14 28 0 0.00 0.0 0 12.4 24 240 M M 5 30 240
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SM 1279 622 1056 0 0.38 4.2 316.0 M 106
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AV 41.3 20.1 10.2 FASTST M M 3 MAX(MPH)
MISC ----> 52 280 69 280
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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: LEWISTOWN MT
MONTH: DECEMBER
YEAR: 2020
LATITUDE: 47 2 N
LONGITUDE: 109 28 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 30.7 TOTAL FOR MONTH: 0.38 1 = FOG OR MIST
DPTR FM NORMAL: 7.4 DPTR FM NORMAL: -0.28 2 = FOG REDUCING VISIBILITY
HIGHEST: 56 ON 9 GRTST 24HR 0.26 ON 1- 1 TO 1/4 MILE OR LESS
LOWEST: 3 ON 23 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 4.2 INCHES 5 = HAIL
GRTST 24HR 3.5 ON 1- 1 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 2 ON 4, 3 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: 6 0.01 INCH OR MORE: 4
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1
MIN 32 OR BELOW: 30 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 1056 CLEAR (SCALE 0-3) 14
DPTR FM NORMAL -238 PTCLDY (SCALE 4-7) 17
TOTAL FM JUL 1 3043 CLOUDY (SCALE 8-10) 0
DPTR FM NORMAL -381
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 250 HIGHEST SLP 30.65 ON 2
DPTR FM NORMAL 40 LOWEST SLP 29.35 ON 22
[REMARKS]
#FINAL-12-20#