WFO Monthly/Daily Climate Data Issued by NWS Riverton, WY
000
CXUS55 KRIW 120448
CF6RIW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: RIVERTON WY
MONTH: MAY
YEAR: 2021
LATITUDE: 43 2 N
LONGITUDE: 108 27 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 71 51 61 13 4 0 T 0.0 0 13.6 32 290 M M 3 44 290
2 55 36 46 -2 19 0 0.51 0.0 0 14.7 30 10 M M 7 1 38 10
3 47 33 40 -8 25 0 0.08 T 0 6.5 16 360 M M 10 1 21 350
4 54 35 45 -4 20 0 0.08 0.0 0 5.3 28 330 M M 6 13 36 330
5 62 32 47 -2 18 0 0.00 0.0 0 6.8 17 70 M M 1 25 80
6 71 33 52 3 13 0 0.00 0.0 0 6.0 13 330 M M 0 17 60
7 80 40 60 10 5 0 0.00 0.0 0 12.6 36 310 M M 0 56 320
8 59 34 47 -3 18 0 0.00 0.0 0 18.4 38 320 M M 3 53 310
9 55 27 41 -10 24 0 T 0.0 0 11.2 26 10 M M 2 35 30
10 44 33 39 -12 26 0 0.19 0.1 0 8.6 20 100 M M 10 1 28 110
11 52 35 44 -7 21 0 0.00 0.0 0 5.9 17 210 M M 8 22 210
12 64 31 48 -4 17 0 0.00 0.0 0 5.3 16 220 M M 3 23 210
13 74 36 55 3 10 0 T 0.0 0 7.8 17 260 M M 2 53 310
14 68 42 55 3 10 0 T 0.0 0 9.8 29 20 M M 3 3 40 20
15 65 41 53 0 12 0 0.02 0.0 0 4.8 14 350 M M 5 23 350
16 67 46 57 4 8 0 0.00 0.0 0 4.0 13 80 M M 5 16 70
17 75 42 59 5 6 0 0.00 0.0 0 7.8 21 320 M M 1 37 320
18 80 47 64 10 1 0 0.00 0.0 0 11.3 24 310 M M 1 32 310
19 80 47 64 10 1 0 0.09 0.0 0 11.5 33 260 M M 2 3 42 270
20 82 42 62 7 3 0 0.00 0.0 0 11.8 28 30 M M 1 46 200
21 45 35 40 -15 25 0 0.10 0.0 0 9.4 18 40 M M 10 1 27 30
22 50 34 42 -14 23 0 0.09 0.0 0 6.3 18 340 M M 10 13 23 360
23 59 40 50 -6 15 0 0.16 0.0 0 15.6 37 200 M M 4 13 49 190
24 64 33 49 -7 16 0 0.00 0.0 0 12.0 31 240 M M 1 39 240
25 71 40 56 0 9 0 T 0.0 0 7.7 28 240 M M 3 37 220
26 67 45 56 -1 9 0 0.03 0.0 0 14.3 31 270 M M 5 13 41 270
27 72 38 55 -2 10 0 0.00 0.0 0 5.8 14 340 M M 0 19 80
28 78 44 61 3 4 0 0.00 0.0 0 12.4 35 250 M M 1 45 250
29 70 40 55 -3 10 0 0.00 0.0 0 11.3 23 20 M M 1 31 50
30 70 46 58 0 7 0 0.00 0.0 0 6.6 15 50 M M 4 22 120
31 75 39 57 -1 8 0 0.00 0.0 0 4.8 13 100 M M 0 19 100
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SM 2026 1197 397 0 1.35 0.1 289.9 M 112
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AV 65.4 38.6 9.4 FASTST M M 4 MAX(MPH)
MISC ----> 38 320 56 320
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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: RIVERTON WY
MONTH: MAY
YEAR: 2021
LATITUDE: 43 2 N
LONGITUDE: 108 27 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 52.0 TOTAL FOR MONTH: 1.35 1 = FOG OR MIST
DPTR FM NORMAL: -1.2 DPTR FM NORMAL: -0.57 2 = FOG REDUCING VISIBILITY
HIGHEST: 82 ON 20 GRTST 24HR 0.59 ON 2- 3 TO 1/4 MILE OR LESS
LOWEST: 27 ON 9 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.1 INCH 5 = HAIL
GRTST 24HR 0.1 ON 10-10 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: 10
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
MIN 32 OR BELOW: 3 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 397 CLEAR (SCALE 0-3) 18
DPTR FM NORMAL 22 PTCLDY (SCALE 4-7) 9
TOTAL FM JUL 1 7773 CLOUDY (SCALE 8-10) 4
DPTR FM NORMAL -39
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL -8 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP 30.29 ON 6
DPTR FM NORMAL -8 LOWEST SLP 29.37 ON 20
[REMARKS]
#FINAL-05-21#