CXUS53 KLOT 150800 CF6DPA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: DUPAGE AIRPORT MONTH: APRIL YEAR: 2026 LATITUDE: 41 55 N LONGITUDE: 88 15 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 40 35 38 -6 27 0 0.14 M M 16.9 24 40 M M 9 1 33 40 2 69 38 54 10 11 0 1.74 M M 15.9 32 200 M M 9 13 50 180 3 59 39 49 5 16 0 0.37 M M 12.4 26 260 M M 9 13 38 240 4 52 40 46 1 19 0 0.07 M M 15.5 30 260 M M 10 13 47 260 5 52 36 44 -1 21 0 0.05 M M 14.5 23 270 M M 5 1 30 280 6 51 31 41 -4 24 0 T M M 12.9 25 280 M M 5 34 280 7 41 26 34 -12 31 0 0.00 M M 8.8 16 80 M M 1 22 60 8 70 35 53 7 12 0 0.01 M M 17.1 31 210 M M 3 45 210 9 69 46 58 12 7 0 0.01 M M 8.9 18 320 M M 8 3 26 200 10 54 35 45 -2 20 0 0.31 M M 6.6 16 10 M M 8 1 21 20 11 57 29 43 -4 22 0 T M M 6.4 14 160 M M 2 1 20 80 12 79 55 67 19 0 2 0.19 M M 17.0 33 210 M M 5 1 45 230 13 77 61 69 21 0 4 0.01 M M 12.9 23 180 M M 6 13 33 210 14 81 58 70 22 0 5 0.48 M M 13.0 28 210 M M 6 13 39 190 ================================================================================ SM 851 564 210 11 3.38 M 178.8 M 86 ================================================================================ AV 60.8 40.3 12.8 FASTST M M 6 MAX(MPH) MISC ----> 33 210 50 180 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: DUPAGE AIRPORT MONTH: APRIL YEAR: 2026 LATITUDE: 41 55 N LONGITUDE: 88 15 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 50.5 TOTAL FOR MONTH: 3.38 1 = FOG OR MIST DPTR FM NORMAL: 4.6 DPTR FM NORMAL: 2.06 2 = FOG REDUCING VISIBILITY HIGHEST: 81 ON 14 GRTST 24HR 1.88 ON 1- 2 TO 1/4 MILE OR LESS LOWEST: 26 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: 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: 11 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6 MIN 32 OR BELOW: 3 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 210 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL -58 PTCLDY (SCALE 4-7) 7 TOTAL FM JUL 1 5524 CLOUDY (SCALE 8-10) 4 DPTR FM NORMAL -371 [CDD (BASE 65) ] TOTAL THIS MO. 11 DPTR FM NORMAL 11 [PRESSURE DATA] TOTAL FM JAN 1 11 HIGHEST SLP M ON M DPTR FM NORMAL 9 LOWEST SLP 29.61 ON 2 [REMARKS]