CXUS53 KLOT 070800 CF6MDW PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: CHICAGO-MIDWAY MONTH: APRIL YEAR: 2025 LATITUDE: 41 46 N LONGITUDE: 87 45 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 47 35 41 -4 24 0 0.01 M M 12.9 26 100 M M 7 37 110 2 72 42 57 11 8 0 1.67 M M 14.9 29 190 M M 10 13 43 200 3 58 42 50 4 15 0 0.00 M M 11.6 26 260 M M 8 36 230 4 50 42 46 0 19 0 0.18 M M 10.4 18 70 M M 8 1 25 80 5 54 41 48 1 17 0 0.15 M M 9.3 18 360 M M 10 1 26 350 6 48 39 44 -3 21 0 0.00 M M 9.0 16 60 M M 6 23 360 ================================================================================ SM 329 241 104 0 2.01 M 68.1 M 49 ================================================================================ AV 54.8 40.2 11.4 FASTST M M 8 MAX(MPH) MISC ----> 29 190 43 200 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: CHICAGO-MIDWAY MONTH: APRIL YEAR: 2025 LATITUDE: 41 46 N LONGITUDE: 87 45 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 47.5 TOTAL FOR MONTH: 2.01 1 = FOG OR MIST DPTR FM NORMAL: 1.3 DPTR FM NORMAL: 1.46 2 = FOG REDUCING VISIBILITY HIGHEST: 72 ON 2 GRTST 24HR 1.67 ON 2- 2 TO 1/4 MILE OR LESS LOWEST: 35 ON 1 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: 4 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 104 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL -9 PTCLDY (SCALE 4-7) 3 TOTAL FM JUL 1 4631 CLOUDY (SCALE 8-10) 3 DPTR FM NORMAL -593 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL -2 LOWEST SLP 29.40 ON 2 [REMARKS]