


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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512 CXUS55 KRIW 161010 CF6RKS PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: ROCK SPRINGS WY MONTH: MAY YEAR: 2025 LATITUDE: 41 35 N LONGITUDE: 109 4 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 59 32 46 1 19 0 0.00 M M 8.7 23 60 M M 5 28 60 2 65 32 49 3 16 0 0.00 M M 6.6 14 280 M M 0 21 280 3 72 38 55 9 10 0 0.00 M M 4.9 16 260 M M 0 24 240 4 71 39 55 9 10 0 0.06 M M 6.8 33 140 M M 3 3 45 130 5 61 31 46 -1 19 0 0.08 M M 21.9 39 60 M M 7 1 52 50 6 42 30 36 -11 29 0 0.03 M M M 37 70 M M M 48 70 7 63 35 49 1 16 0 0.00 M M 7.4 21 70 M M M 27 80 8 71 41 56 8 9 0 T M M 6.9 23 280 M M 5 30 290 9 73 42 58 10 7 0 0.00 M M 6.8 14 150 M M 1 18 150 10 79 45 62 13 3 0 0.00 M M 6.5 21 230 M M 1 27 170 11 76 55 66 17 0 1 0.04 M M 17.7 40 210 M M 3 3 56 220 12 79 51 65 16 0 0 0.00 M M 21.0 35 210 M M 0 48 200 13 73 42 58 8 7 0 0.00 M M 14.0 48 260 M M 3 60 260 14 54 35 45 -5 20 0 T M M 18.7 36 260 M M 6 44 270 15 56 33 45 -5 20 0 0.02 M M 21.5 35 270 M M 5 3 46 260 ================================================================================ SM 994 581 185 1 0.23 M 169.4 M 39 ================================================================================ AV 66.3 38.7 12.1 FASTST M M 3 MAX(MPH) MISC ----> 48 260 60 260 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: ROCK SPRINGS WY MONTH: MAY YEAR: 2025 LATITUDE: 41 35 N LONGITUDE: 109 4 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 52.5 TOTAL FOR MONTH: 0.23 1 = FOG OR MIST DPTR FM NORMAL: 4.6 DPTR FM NORMAL: -0.39 2 = FOG REDUCING VISIBILITY HIGHEST: 79 ON 12,10 GRTST 24HR 0.14 ON 30- 1 TO 1/4 MILE OR LESS LOWEST: 30 ON 6 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: M 5 = HAIL GRTST 24HR M ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: M ON M 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: 5 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 0 MIN 32 OR BELOW: 4 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 185 CLEAR (SCALE 0-3) 6 DPTR FM NORMAL -72 PTCLDY (SCALE 4-7) 7 TOTAL FM JUL 1 6837 CLOUDY (SCALE 8-10) 2 DPTR FM NORMAL -883 [CDD (BASE 65) ] TOTAL THIS MO. 1 DPTR FM NORMAL 1 [PRESSURE DATA] TOTAL FM JAN 1 1 HIGHEST SLP M ON M DPTR FM NORMAL 1 LOWEST SLP 29.36 ON 12 [REMARKS]