CXUS53 KLOT 160800 CF6ORD PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: CHICAGO-OHARE MONTH: APRIL YEAR: 2026 LATITUDE: 41 58 N LONGITUDE: 87 54 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 36 38 -6 27 0 0.12 0.0 0 20.0 29 30 M M 10 1 39 30 2 70 38 54 9 11 0 1.03 0.0 0 13.2 32 200 M M 9 13 47 230 3 62 39 51 6 14 0 0.26 0.0 0 11.7 24 250 M M 9 13 37 250 4 56 41 49 3 16 0 0.29 0.0 0 13.5 26 260 M M 10 138 40 260 5 53 37 45 -1 20 0 0.07 0.0 0 12.7 22 290 M M 5 13 31 280 6 51 32 42 -4 23 0 0.01 0.0 0 13.7 23 40 M M 7 13 31 310 7 39 28 34 -12 31 0 0.00 0.0 0 10.9 20 40 M M 6 24 30 8 71 35 53 6 12 0 0.01 0.0 0 16.7 29 200 M M 8 44 200 9 70 44 57 10 8 0 0.01 0.0 0 9.8 21 210 M M 9 37 200 10 54 38 46 -2 19 0 0.33 0.0 0 8.7 18 350 M M 8 1 27 10 11 56 35 46 -2 19 0 0.00 0.0 0 6.7 17 90 M M 6 23 90 12 81 56 69 21 0 4 0.13 0.0 0 16.2 31 200 M M 9 1 47 190 13 79 62 71 22 0 6 0.06 0.0 0 12.9 23 200 M M 9 13 37 190 14 82 57 70 21 0 5 2.43 0.0 0 14.0 33 350 M M 9 1358 50 290 15 72 60 66 17 0 1 0.53 0.0 0 11.1 29 310 M M 10 13 45 310 ================================================================================ SM 936 638 200 16 5.28 0.0 191.8 M 124 ================================================================================ AV 62.4 42.5 12.8 FASTST M M 8 MAX(MPH) MISC ----> 33 350 50 290 ================================================================================ 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-OHARE MONTH: APRIL YEAR: 2026 LATITUDE: 41 58 N LONGITUDE: 87 54 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 52.5 TOTAL FOR MONTH: 5.28 1 = FOG OR MIST DPTR FM NORMAL: 5.6 DPTR FM NORMAL: 3.60 2 = FOG REDUCING VISIBILITY HIGHEST: 82 ON 14 GRTST 24HR 2.43 ON 14-14 TO 1/4 MILE OR LESS LOWEST: 28 ON 7 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: 13 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 8 MIN 32 OR BELOW: 2 0.50 INCH OR MORE: 3 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2 [HDD (BASE 65) ] TOTAL THIS MO. 200 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL -74 PTCLDY (SCALE 4-7) 6 TOTAL FM JUL 1 5209 CLOUDY (SCALE 8-10) 9 DPTR FM NORMAL -342 [CDD (BASE 65) ] TOTAL THIS MO. 16 DPTR FM NORMAL 16 [PRESSURE DATA] TOTAL FM JAN 1 17 HIGHEST SLP M ON M DPTR FM NORMAL 15 LOWEST SLP 29.62 ON 2 [REMARKS]