


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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190 CXUS53 KDMX 100810 CF6MIW PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: MARSHALLTOWN IA MONTH: AUGUST YEAR: 2025 LATITUDE: 42 6 N LONGITUDE: 92 55 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 74 54 64 -8 1 0 0.00 0.0 0 6.0 17 70 M M 1 18 24 70 2 76 55 66 -6 0 1 0.00 0.0 0 6.4 12 110 M M 0 18 18 140 3 76 54 65 -7 0 0 0.00 0.0 0 4.7 15 130 M M 2 18 24 130 4 77 56 67 -5 0 2 0.00 0.0 0 4.6 12 110 M M 1 18 17 110 5 81 59 70 -2 0 5 0.00 0.0 0 8.1 18 140 M M 2 1 24 140 6 82 61 72 0 0 7 0.01 0.0 0 7.0 22 120 M M 2 1 28 120 7 82 66 74 2 0 9 0.01 0.0 0 7.4 14 140 M M 4 1 20 190 8 88 71 80 8 0 15 0.00 0.0 0 13.8 28 170 M M 1 37 160 9 83 73 78 7 0 13 0.06 M M 8.1 18 200 M M 2 1 25 200 ================================================================================ SM 719 549 1 52 0.08 0.0 66.1 M 15 ================================================================================ AV 79.9 61.0 7.3 FASTST M M 2 MAX(MPH) MISC ----> 28 170 37 160 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: MARSHALLTOWN IA MONTH: AUGUST YEAR: 2025 LATITUDE: 42 6 N LONGITUDE: 92 55 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 70.4 TOTAL FOR MONTH: 0.08 1 = FOG OR MIST DPTR FM NORMAL: -1.4 DPTR FM NORMAL: -1.01 2 = FOG REDUCING VISIBILITY HIGHEST: 88 ON 8 GRTST 24HR 0.06 ON 9- 9 TO 1/4 MILE OR LESS LOWEST: 54 ON 3, 1 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: 3 MAX 90 OR ABOVE: 0 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. 1 CLEAR (SCALE 0-3) 8 DPTR FM NORMAL 1 PTCLDY (SCALE 4-7) 1 TOTAL FM JUL 1 1 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -6 [CDD (BASE 65) ] TOTAL THIS MO. 52 DPTR FM NORMAL -11 [PRESSURE DATA] TOTAL FM JAN 1 604 HIGHEST SLP M ON M DPTR FM NORMAL 74 LOWEST SLP 29.77 ON 8 [REMARKS]