


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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497 CXUS55 KBOU 120900 CF6CCU PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: COPPER MTN/RED CLIFF MONTH: MAY YEAR: 2025 LATITUDE: 39 28 N LONGITUDE: 106 9 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 34 27 31 M 34 0 M M M 12.4 18 290 M M 8 8 25 290 2 43 23 33 M 32 0 M M M 8.9 18 300 M M 1 1 24 300 3 48 34 41 M 24 0 M M M 9.8 20 110 M M 1 25 110 4 46 34 40 M 25 0 M M M 19.8 32 120 M M 4 56 90 5 39 32 36 M 29 0 M M M 11.1 28 110 M M 7 37 110 6 37 28 33 M 32 0 M M M 24.4 39 90 M M 8 8 53 90 7 39 28 34 M 31 0 M M M 9.2 24 90 M M 9 18 31 90 8 45 30 38 M 27 0 M M M 5.0 9 310 M M 6 22 320 9 48 36 42 M 23 0 M M M 7.1 16 90 M M 4 21 60 10 54 37 46 M 19 0 M M M 5.6 15 170 M M 3 20 0 11 54 41 48 M 17 0 M M M 8.6 13 210 M M 3 21 190 ================================================================================ SM 487 350 293 0 M M 121.9 M 54 ================================================================================ AV 44.3 31.8 11.1 FASTST M M 5 MAX(MPH) MISC ----> 39 90 56 90 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: COPPER MTN/RED CLIFF MONTH: MAY YEAR: 2025 LATITUDE: 39 28 N LONGITUDE: 106 9 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 38.0 TOTAL FOR MONTH: M 1 = FOG OR MIST DPTR FM NORMAL: 0.0 DPTR FM NORMAL: M 2 = FOG REDUCING VISIBILITY HIGHEST: 54 ON 10,11 GRTST 24HR M ON M TO 1/4 MILE OR LESS LOWEST: 23 ON 2 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: 0 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 0 MIN 32 OR BELOW: 6 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 293 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL M PTCLDY (SCALE 4-7) 7 TOTAL FM JUL 1 9043 CLOUDY (SCALE 8-10) 1 DPTR FM NORMAL M [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL M [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL M LOWEST SLP M ON M [REMARKS]