CXUS53 KLOT 150800 CF6MDW PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: CHICAGO-MIDWAY MONTH: APRIL YEAR: 2026 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 42 37 40 -5 25 0 0.01 M M 17.2 24 40 M M 10 1 33 40 2 71 39 55 9 10 0 1.03 M M 15.5 41 250 M M 10 13 69 270 3 63 40 52 6 13 0 0.32 M M 13.1 24 270 M M 9 13 34 280 4 60 41 51 5 14 0 0.71 M M 15.1 28 280 M M 9 13 39 280 5 53 38 46 -1 19 0 0.01 M M 13.3 23 270 M M 5 33 270 6 52 34 43 -4 22 0 0.05 M M 13.1 23 310 M M 7 29 330 7 38 30 34 -14 31 0 0.00 M M 10.4 21 30 M M 6 25 30 8 71 37 54 6 11 0 0.01 M M 16.3 30 200 M M 7 46 200 9 71 50 61 13 4 0 T M M 9.0 25 220 M M 9 37 200 10 53 40 47 -2 18 0 0.32 M M 8.0 23 40 M M 8 1 26 40 11 58 37 48 -1 17 0 T M M 6.5 15 120 M M 6 23 120 12 81 57 69 20 0 4 0.11 M M 18.4 35 220 M M 8 47 220 13 79 63 71 21 0 6 0.01 M M 14.3 24 200 M M 9 3 36 180 14 82 57 70 20 0 5 0.46 M M 14.8 28 220 M M 9 13 39 220 ================================================================================ SM 874 600 184 15 3.04 M 185.0 M 112 ================================================================================ AV 62.4 42.9 13.2 FASTST M M 8 MAX(MPH) MISC ----> 41 250 69 270 ================================================================================ 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: 2026 LATITUDE: 41 46 N LONGITUDE: 87 45 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 52.6 TOTAL FOR MONTH: 3.04 1 = FOG OR MIST DPTR FM NORMAL: 4.9 DPTR FM NORMAL: 1.65 2 = FOG REDUCING VISIBILITY HIGHEST: 82 ON 14 GRTST 24HR 1.04 ON 1- 2 TO 1/4 MILE OR LESS LOWEST: 30 ON 7 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: 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: 11 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6 MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 184 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL -61 PTCLDY (SCALE 4-7) 7 TOTAL FM JUL 1 5016 CLOUDY (SCALE 8-10) 7 DPTR FM NORMAL -340 [CDD (BASE 65) ] TOTAL THIS MO. 15 DPTR FM NORMAL 15 [PRESSURE DATA] TOTAL FM JAN 1 17 HIGHEST SLP M ON M DPTR FM NORMAL 15 LOWEST SLP 29.63 ON 14 [REMARKS]