


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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291 CXUS53 KLSX 101400 CF6SET PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: ST_CHARLES MO MONTH: AUGUST YEAR: 2025 LATITUDE: 38 55 N LONGITUDE: 90 26 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 80 63 72 -6 0 7 0.00 0.0 0 9.2 16 70 M M 2 18 22 40 2 79 61 70 -8 0 5 0.00 0.0 0 7.9 17 70 M M 1 18 22 60 3 80 58 69 -9 0 4 0.00 0.0 0 6.5 13 60 M M 2 18 40 4 84 65 75 -3 0 10 0.00 0.0 0 5.6 12 110 M M 2 16 340 5 85 65 75 -3 0 10 0.00 0.0 0 3.4 10 60 M M 2 14 30 6 91 65 78 0 0 13 0.00 0.0 0 4.2 13 110 M M 1 1 17 100 7 86 70 78 0 0 13 T 0.0 0 4.0 13 170 M M 1 1 19 280 8 95 70 83 5 0 18 0.00 M M 7.4 15 170 M M 0 1 22 180 9 94 72 83 5 0 18 0.00 M M 7.6 14 170 M M 2 20 160 ================================================================================ SM 774 589 0 98 T 0.0 55.8 M 13 ================================================================================ AV 86.0 65.4 6.2 FASTST M M 1 MAX(MPH) MISC ----> 17 70 # 22 40 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: ST_CHARLES MO MONTH: AUGUST YEAR: 2025 LATITUDE: 38 55 N LONGITUDE: 90 26 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 75.7 TOTAL FOR MONTH: T 1 = FOG OR MIST DPTR FM NORMAL: -2.3 DPTR FM NORMAL: -1.05 2 = FOG REDUCING VISIBILITY HIGHEST: 95 ON 8 GRTST 24HR T ON 7- 7 TO 1/4 MILE OR LESS LOWEST: 58 ON 3 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.0 INCH 5 = HAIL GRTST 24HR 0.0 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: 0 MAX 90 OR ABOVE: 3 0.10 INCH OR MORE: 0 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 9 DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 0 TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL 0 [CDD (BASE 65) ] TOTAL THIS MO. 98 DPTR FM NORMAL -19 [PRESSURE DATA] TOTAL FM JAN 1 1035 HIGHEST SLP M ON M DPTR FM NORMAL 23 LOWEST SLP 29.89 ON 8 [REMARKS]