Point Forecast Matrices
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
753 FOUS53 KLOT 231515 PFMLOT Point Forecast Matrices National Weather Service Chicago/Romeoville IL 1015 AM CDT Sat Aug 23 2025 ILZ104-232100- Chicago O`Hare International Airport-Cook IL 41.99N 87.91W Elev. 667 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 56 74 54 70 Temp 82 80 73 67 61 58 57 68 72 71 67 63 59 56 55 63 68 68 64 Dewpt 65 59 56 55 54 53 52 54 53 53 52 51 50 49 49 49 48 48 47 RH 56 49 55 65 78 83 83 61 51 53 59 65 72 77 80 60 49 49 54 Wind dir W W NW NW NW NW W W W NW NW NW NW NW NW NW NW NW NW Wind spd 12 16 12 9 6 8 8 9 12 13 11 9 8 6 8 10 11 11 10 Clouds SC SC FW FW FW FW CL CL SC SC SC FW FW CL FW FW SC SC SC PoP 12hr 20 0 5 5 5 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Heat index 84 81 Max heat 84 83 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 71 53 75 57 79 60 78 Temp 57 54 69 66 57 55 73 70 60 59 76 72 64 62 75 71 Dewpt 48 46 44 45 47 47 47 48 50 50 54 55 56 55 56 56 PWind dir NW N NW W SW W W N Wind char LT GN LT LT LT LT LT LT Avg clouds SC FW FW FW FW FW FW SC SC SC SC SC SC FW SC SC PoP 12hr 5 0 0 0 5 5 5 5 $$ ILZ003-232100- Greater Rockford Airport-Winnebago IL 42.20N 89.11W Elev. 745 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 78 52 72 48 69 Temp 78 77 69 61 55 53 53 65 70 69 65 57 53 50 49 60 66 67 63 Dewpt 60 57 55 53 51 50 50 55 54 53 51 50 49 47 46 50 49 48 48 RH 54 50 61 75 86 89 89 70 57 57 60 77 86 89 89 69 54 50 58 Wind dir NW NW NW NW NW NW W NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 14 16 10 5 5 5 5 10 13 13 10 6 5 5 5 9 11 11 6 Clouds SC SC FW CL FW CL CL FW SC SC FW FW FW FW FW FW SC SC FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 70 47 73 52 77 54 77 Temp 51 48 67 64 51 48 70 67 55 54 73 70 59 56 74 70 Dewpt 46 44 47 48 47 45 50 52 50 49 57 58 56 54 58 58 PWind dir NW NW W W SW SW SW N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ104-232100- Chicago Midway Airport-Cook IL 41.78N 87.76W Elev. 612 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 58 74 55 70 Temp 82 81 73 67 63 60 58 68 72 71 68 64 60 58 56 64 68 68 65 Dewpt 65 61 57 56 55 54 53 54 53 53 52 51 51 50 50 50 48 48 48 RH 56 51 57 68 75 81 83 61 51 53 57 63 72 75 80 60 49 49 54 Wind dir W W NW NW NW W W W W NW NW NW NW NW NW NW NW NW NW Wind spd 11 14 12 9 8 8 8 10 13 14 13 11 10 10 10 11 13 13 12 Clouds SC SC FW FW FW FW FW CL FW SC SC FW FW FW FW FW SC SC SC PoP 12hr 20 0 5 10 5 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Heat index 84 82 Max heat 84 84 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 55 71 55 75 58 79 61 78 Temp 59 56 69 66 59 56 72 69 61 59 76 72 65 62 75 71 Dewpt 49 48 44 46 48 48 47 48 51 51 54 55 57 56 57 56 PWind dir NW N NW W SW W W N Wind char GN GN LT LT LT LT LT LT Avg clouds SC FW FW SC FW CL FW SC SC SC SC SC SC FW SC SC PoP 12hr 5 5 0 0 5 5 5 5 $$ ILZ021-232100- Morris-Grundy IL 41.43N 88.42W Elev. 569 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 52 74 50 70 Temp 82 81 72 62 56 53 53 67 72 72 67 60 56 52 51 63 68 69 64 Dewpt 65 64 59 56 53 51 51 57 56 56 54 52 50 49 48 51 51 51 49 RH 56 56 64 81 90 93 93 70 57 57 63 75 80 89 89 65 54 53 58 Wind dir W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 10 14 11 6 5 5 6 9 12 13 9 6 5 5 5 8 10 10 6 Clouds SC SC FW FW CL FW FW CL SC FW FW FW CL CL FW FW SC FW FW PoP 12hr 20 0 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Heat index 84 82 Max heat 84 84 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 72 48 74 53 79 56 79 Temp 53 49 70 65 52 50 72 68 56 55 76 72 59 57 76 72 Dewpt 47 46 47 49 47 47 50 52 50 49 56 57 55 54 58 57 PWind dir NW NW NW W SW W W SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ006-232100- Waukegan-Lake IL 42.42N 87.87W Elev. 745 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 54 72 53 69 Temp 80 78 71 63 58 56 55 67 70 69 66 60 57 54 53 62 66 66 64 Dewpt 61 57 55 55 53 52 51 56 56 55 53 53 51 50 50 52 51 51 50 RH 52 48 57 75 83 86 86 68 61 61 63 78 80 86 89 70 58 58 60 Wind dir W W NW W W W W W W NW NW NW NW NW NW NW NW NW NW Wind spd 13 16 10 6 8 8 9 10 13 13 11 10 9 9 10 10 11 11 9 Clouds SC SC FW FW FW FW CL FW FW SC FW FW FW FW CL FW SC SC SC PoP 12hr 5 0 5 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Heat index 81 Max heat 81 81 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 70 53 73 57 76 60 75 Temp 56 53 67 64 56 54 71 68 60 58 74 69 63 61 72 69 Dewpt 49 47 48 50 50 50 51 53 53 53 58 60 58 57 60 59 PWind dir NW NW W W W W W N Wind char LT GN LT LT LT LT LT LT Avg clouds SC FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC PoP 12hr 5 5 0 0 5 5 5 5 $$ ILZ021-232100- Pontiac-Livingston IL 40.92N 88.63W Elev. 648 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 53 74 49 71 Temp 83 83 73 63 56 53 54 67 71 72 68 59 55 51 50 63 68 70 65 Dewpt 66 65 60 57 53 51 51 57 57 56 55 52 50 49 48 52 52 52 50 RH 57 55 64 81 90 93 90 70 61 57 63 78 83 93 93 67 57 53 58 Wind dir W W NW NW NW W NW NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 9 13 10 5 5 4 5 9 12 13 10 6 5 5 5 9 10 11 8 Clouds B1 SC FW FW FW CL FW CL SC FW FW FW CL CL CL CL FW FW FW PoP 12hr 20 5 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 85 85 Max heat 85 86 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 72 48 74 53 79 55 80 Temp 52 49 69 66 52 50 72 69 55 55 76 73 59 57 77 73 Dewpt 47 46 47 48 47 46 50 51 48 48 56 56 53 53 58 58 PWind dir NW NW NW W SW SW SW SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW CL FW FW SC SC SC FW SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ INZ002-232100- Valparaiso-Porter IN 41.45N 87.00W Elev. 770 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 57 72 53 67 Temp 81 82 73 66 61 58 58 67 70 70 66 61 58 56 55 63 65 66 63 Dewpt 67 65 62 58 55 54 54 56 55 54 53 52 51 51 51 52 51 50 50 RH 63 56 68 75 81 86 86 68 59 57 63 72 77 83 86 67 60 56 62 Wind dir W W NW NW NW W W NW NW NW NW NW NW NW W NW NW NW NW Wind spd 9 11 9 6 5 6 8 9 11 10 6 5 5 5 6 11 13 11 5 Clouds B1 B1 SC FW FW FW FW FW SC SC SC FW FW FW FW FW SC SC SC PoP 12hr 20 10 0 20 20 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S S S Tstms S Heat index 83 84 Max heat 83 85 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 68 49 72 51 76 55 76 Temp 55 54 66 62 52 51 70 66 54 54 73 69 59 57 74 69 Dewpt 48 49 48 47 46 47 48 50 47 48 54 55 54 52 57 56 PWind dir NW N NW W SW W S NW Wind char LT GN LT LT LT LT LT LT Avg clouds SC FW FW FW FW FW FW FW FW SC SC SC FW SC FW SC PoP 12hr 10 5 0 0 5 5 5 5 $$ ILZ005-232100- Woodstock-McHenry IL 42.31N 88.44W Elev. 950 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 78 51 71 49 67 Temp 78 76 68 60 54 52 52 64 69 68 64 57 54 50 49 60 65 65 62 Dewpt 62 58 56 54 51 50 50 56 56 55 53 51 49 48 47 51 51 50 49 RH 58 54 65 81 90 93 93 75 63 63 67 80 83 93 93 72 60 58 62 Wind dir W W NW NW NW W W NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 13 16 9 5 5 6 6 9 13 13 10 6 5 5 5 9 11 10 6 Clouds SC SC FW FW FW CL FW FW SC SC SC FW FW CL FW FW SC SC SC PoP 12hr 5 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 69 48 72 52 76 55 76 Temp 52 48 66 63 52 49 70 66 55 54 72 69 59 56 73 69 Dewpt 46 44 48 50 47 46 52 53 50 50 59 59 56 54 60 59 PWind dir NW NW W W SW W W N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC FW SC SC SC SC FW SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ008-232100- Oregon-Ogle IL 42.01N 89.33W Elev. 697 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 78 52 73 48 69 Temp 78 76 69 60 55 53 53 65 70 70 65 57 53 50 49 61 66 67 63 Dewpt 61 58 57 54 51 50 50 56 55 54 52 50 48 47 46 50 50 49 49 RH 56 54 66 81 86 89 89 73 59 57 63 77 83 89 89 67 56 52 60 Wind dir W NW NW NW NW NW W NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 14 16 10 5 5 5 5 9 11 12 9 6 4 4 4 8 10 10 5 Clouds SC SC FW CL FW CL FW CL SC SC FW FW FW FW FW FW SC SC FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 71 46 73 52 77 54 78 Temp 52 48 68 64 51 48 70 67 55 54 73 70 59 56 74 71 Dewpt 45 44 48 50 46 45 51 53 50 49 58 59 55 53 59 58 PWind dir NW NW W W SW SW S NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ011-232100- Sycamore-DeKalb IL 41.98N 88.69W Elev. 863 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 51 72 48 68 Temp 79 76 68 60 55 52 52 65 69 69 64 57 53 50 49 61 66 66 62 Dewpt 63 59 57 54 51 50 50 56 55 54 52 50 49 47 46 51 50 49 48 RH 58 56 68 81 86 93 93 73 61 59 65 77 86 89 89 70 56 54 60 Wind dir W NW NW NW W NW W NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 14 16 10 5 6 6 6 10 13 13 10 6 5 5 5 9 10 10 6 Clouds SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Heat index 80 Max heat 81 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 70 47 73 52 77 55 77 Temp 51 48 67 63 52 49 70 66 55 54 73 70 59 56 74 70 Dewpt 46 44 47 48 47 46 50 52 49 49 57 58 56 54 58 58 PWind dir NW NW W W SW SW SW N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ010-232100- Dixon-Lee IL 41.85N 89.45W Elev. 697 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 78 52 73 48 70 Temp 78 77 69 60 55 53 53 65 70 71 65 57 53 50 49 61 67 68 63 Dewpt 62 58 57 54 51 50 50 57 56 56 53 51 49 48 47 52 51 50 50 RH 58 52 66 81 86 89 89 75 61 59 65 80 86 93 93 72 56 52 62 Wind dir W NW NW NW NW NW W NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 14 16 10 5 6 5 5 8 10 11 8 5 4 4 4 6 8 9 5 Clouds SC SC FW CL CL FW FW CL FW SC FW CL CL FW FW FW FW SC FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 71 47 74 52 78 55 78 Temp 52 48 68 65 52 48 71 67 55 54 74 71 59 56 75 71 Dewpt 47 45 49 51 47 46 52 55 50 50 58 60 56 54 60 59 PWind dir NW NW NW W S SW S E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ012-232100- Geneva-Kane IL 41.88N 88.31W Elev. 727 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 53 73 50 69 Temp 80 79 70 62 56 54 54 66 71 71 65 59 55 51 51 62 67 68 63 Dewpt 65 59 57 54 52 51 51 56 55 55 52 51 49 48 48 51 50 50 48 RH 60 50 63 75 86 90 90 70 57 57 63 75 80 89 89 67 54 52 58 Wind dir W W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 13 16 11 6 6 6 6 10 13 13 10 8 6 6 6 9 11 11 8 Clouds SC SC FW FW FW FW FW CL FW SC SC FW CL FW FW FW SC SC SC PoP 12hr 10 0 0 5 5 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Heat index 82 Max heat 82 82 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 71 49 74 53 78 56 78 Temp 53 49 68 64 53 50 71 67 56 55 74 71 60 57 76 70 Dewpt 47 45 46 48 47 46 49 51 50 50 57 57 56 55 58 57 PWind dir NW NW NW W SW W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ020-232100- Yorkville-Kendall IL 41.64N 88.45W Elev. 618 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 52 73 49 70 Temp 81 80 71 62 56 53 53 67 71 71 66 59 55 52 50 62 67 68 63 Dewpt 65 62 58 55 52 50 50 57 56 55 53 51 50 48 47 51 50 50 49 RH 58 54 63 78 86 89 89 70 59 57 63 75 83 86 89 67 54 52 60 Wind dir W W NW NW NW W W NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 11 16 11 5 5 5 6 9 12 13 10 6 5 5 5 9 10 11 6 Clouds SC SC FW FW FW FW FW CL FW FW FW FW CL FW FW FW SC FW SC PoP 12hr 20 0 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Heat index 83 81 Max heat 83 83 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 71 48 74 53 78 56 79 Temp 53 49 69 64 52 49 71 67 56 55 75 71 60 57 76 71 Dewpt 47 45 47 48 47 46 50 52 50 49 56 57 56 54 58 57 PWind dir NW NW NW W SW W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW SC SC SC SC SC SC FW SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ013-232100- Wheaton-DuPage IL 41.86N 88.11W Elev. 752 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 55 73 52 70 Temp 80 79 71 65 60 57 56 67 71 71 66 62 58 54 53 63 67 68 64 Dewpt 65 60 57 55 54 53 52 55 54 54 52 51 50 49 48 49 49 48 47 RH 60 52 61 70 81 86 86 65 55 55 61 67 75 83 83 60 52 49 54 Wind dir W W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 12 16 11 8 6 6 6 10 12 13 11 9 6 6 6 9 11 11 9 Clouds SC SC FW FW FW FW FW CL FW SC SC FW FW FW FW FW SC SC SC PoP 12hr 20 0 0 5 5 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Heat index 82 Max heat 82 82 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 71 51 75 55 78 58 78 Temp 55 52 69 65 55 52 72 68 58 57 75 72 62 59 76 71 Dewpt 48 46 44 46 47 47 47 49 50 50 55 55 56 55 57 56 PWind dir NW NW NW W SW W W NW Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW FW FW FW FW FW SC SC SC SC SC SC FW SC SC PoP 12hr 5 0 0 0 5 5 5 5 $$ ILZ019-232100- Ottawa-LaSalle IL 41.35N 88.84W Elev. 494 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 52 73 49 70 Temp 82 81 72 62 56 54 53 66 70 71 67 59 55 52 50 63 67 68 64 Dewpt 65 64 59 56 53 51 51 56 55 54 53 51 49 48 47 50 50 49 49 RH 56 56 64 81 90 90 93 70 59 55 61 75 80 86 89 62 54 51 58 Wind dir W NW NW NW NW W W NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 11 16 10 5 5 5 6 9 12 13 9 6 5 5 5 8 10 10 6 Clouds SC SC FW FW CL FW FW CL FW FW FW FW CL CL FW CL SC FW FW PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 84 82 Max heat 84 84 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 71 48 74 53 78 56 79 Temp 52 49 68 65 53 49 71 68 56 54 75 72 59 57 75 72 Dewpt 46 45 46 48 47 45 49 51 49 48 55 56 54 53 57 57 PWind dir NW NW NW W SW W SW SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ106-232100- Joliet-Will IL 41.53N 88.12W Elev. 655 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 53 74 51 70 Temp 82 81 72 63 58 55 54 67 72 72 66 61 56 53 51 63 68 69 64 Dewpt 65 64 59 56 54 52 51 57 56 55 53 52 51 49 48 51 51 50 49 RH 56 56 64 78 86 90 90 70 57 55 63 72 83 86 89 65 54 51 58 Wind dir W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 10 14 11 6 6 6 6 9 12 13 10 6 5 5 5 9 11 10 6 Clouds SC SC FW FW FW FW FW CL FW FW FW FW FW FW FW FW SC FW SC PoP 12hr 20 0 0 0 5 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Heat index 84 83 Max heat 84 85 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 71 49 74 53 78 56 79 Temp 54 50 70 65 53 51 72 68 56 55 75 71 60 58 76 71 Dewpt 48 46 46 48 48 47 50 51 50 50 56 57 56 55 58 57 PWind dir NW NW NW W SW W W W Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW SC SC SC SC SC SC FW SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ023-232100- Kankakee-Kankakee IL 41.12N 87.86W Elev. 630 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 53 74 49 70 Temp 82 82 73 64 58 54 54 66 71 72 66 59 55 51 50 62 68 68 64 Dewpt 66 65 60 57 54 52 51 56 56 55 54 52 51 49 48 51 51 50 49 RH 58 56 64 78 86 93 90 70 59 55 65 78 86 93 93 67 54 52 58 Wind dir W W NW NW NW W NW NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 9 12 10 6 5 5 5 6 10 10 8 5 4 4 4 6 10 10 6 Clouds B1 SC FW FW FW FW FW CL SC FW FW FW FW FW FW CL FW FW FW PoP 12hr 20 5 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 84 84 Max heat 84 85 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 71 47 74 51 78 55 79 Temp 52 48 68 64 51 49 71 67 54 53 75 71 59 56 76 71 Dewpt 47 46 46 47 46 46 48 50 48 48 54 55 54 53 57 56 PWind dir NW NW NW W SW W SW SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW SC SC FW SC SC SC FW SC PoP 12hr 0 0 0 0 0 5 5 5 $$ ILZ033-232100- Watseka-Iroquois IL 40.78N 87.73W Elev. 636 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 53 75 49 71 Temp 81 82 75 65 58 54 54 66 72 72 67 60 56 52 50 63 68 69 65 Dewpt 67 65 63 58 54 52 51 56 55 54 52 51 50 48 48 50 50 49 47 RH 63 56 66 78 86 93 90 70 55 53 59 72 80 86 93 62 52 49 52 Wind dir W W NW NW NW W W NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 9 10 9 6 5 5 5 6 9 10 6 4 4 4 4 6 9 9 5 Clouds B1 B1 SC FW CL FW FW CL FW FW FW FW FW FW CL CL FW FW FW PoP 12hr 20 10 0 0 0 QPF 12hr 0.04 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 83 84 Max heat 83 85 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 72 46 74 50 78 54 79 Temp 52 48 69 65 51 48 71 67 54 53 75 72 59 57 76 71 Dewpt 47 45 44 44 44 44 46 47 46 47 52 53 52 51 55 55 PWind dir NW NW NW W SW W S SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$ ILZ039-232100- Paxton-Ford IL 40.45N 88.10W Elev. 776 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 54 76 50 72 Temp 81 83 76 65 59 55 55 67 73 74 68 60 56 52 51 64 70 71 65 Dewpt 67 66 63 58 54 52 52 56 55 54 52 51 50 49 48 50 49 49 48 RH 63 57 64 78 83 90 90 68 53 50 57 72 80 89 89 60 47 46 54 Wind dir W W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 9 10 10 6 5 5 5 8 10 12 10 5 5 5 5 9 10 10 6 Clouds B1 B1 SC FW FW CL CL CL FW FW FW FW FW CL CL CL FW FW FW PoP 12hr 20 10 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 83 86 Max heat 83 86 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 73 48 75 52 80 55 80 Temp 52 49 70 66 52 49 72 68 55 53 76 72 59 57 77 72 Dewpt 47 45 45 45 45 44 47 48 47 47 52 53 52 52 55 55 PWind dir NW NW N W SW W S E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW SC SC FW SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 10 $$ INZ001-232100- Crown Point-Lake IN 41.42N 87.34W Elev. 697 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 55 73 52 69 Temp 81 82 72 64 60 56 55 67 71 71 66 61 57 54 53 63 67 67 63 Dewpt 67 66 62 58 54 52 52 56 56 55 53 52 51 49 49 51 51 50 49 RH 63 58 71 81 81 86 90 68 59 57 63 72 80 83 86 65 56 54 60 Wind dir W W NW NW NW W W NW W NW NW NW NW NW NW NW NW NW NW Wind spd 9 12 10 6 5 5 5 8 10 11 8 6 5 5 5 9 10 10 6 Clouds B1 B1 FW FW FW FW FW CL FW SC FW FW CL FW FW FW SC SC SC PoP 12hr 20 5 0 10 10 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 84 84 Max heat 84 85 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 69 49 73 52 77 55 77 Temp 54 52 67 63 53 51 71 66 55 54 74 70 60 57 74 69 Dewpt 48 47 47 47 46 46 48 50 48 48 55 55 55 53 57 56 PWind dir NW N NW W SW W SW NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW SC SC SC FW SC FW SC PoP 12hr 5 5 0 0 5 5 5 5 $$ INZ010-232100- Kentland-Newton IN 40.77N 87.45W Elev. 673 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 52 74 49 69 Temp 80 82 74 64 58 54 53 66 71 72 66 59 55 51 50 62 67 68 63 Dewpt 67 66 64 59 54 51 51 57 55 55 53 51 50 48 48 51 50 50 48 RH 65 58 71 84 86 90 93 73 57 55 63 75 83 89 93 67 54 52 58 Wind dir W W NW NW NW W W NW NW NW NW NW NW W NW NW NW NW NW Wind spd 9 10 9 5 5 5 5 6 9 10 6 4 4 4 4 6 9 9 5 Clouds B1 B1 SC FW CL FW FW CL FW FW FW FW FW FW FW CL FW SC FW PoP 12hr 20 10 0 0 0 QPF 12hr 0.05 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 82 84 Max heat 82 85 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 70 46 73 50 76 54 78 Temp 51 48 68 64 50 48 70 66 53 52 74 70 58 56 75 70 Dewpt 46 45 45 45 44 44 47 48 46 46 53 54 52 51 55 55 PWind dir NW NW NW W SW SW S SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW SC SC SC SC SC FW SC PoP 12hr 0 0 0 0 5 5 5 5 $$ INZ011-232100- Rennsselaer-Jasper IN 40.94N 87.15W Elev. 661 ft 1015 AM CDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 53 73 49 69 Temp 80 82 74 64 58 55 53 66 71 71 66 58 54 51 50 62 67 68 63 Dewpt 67 66 64 59 54 52 51 57 56 56 54 51 50 49 48 52 51 51 50 RH 65 58 71 84 86 90 93 73 59 59 65 77 86 93 93 70 56 54 62 Wind dir W W NW NW NW W NW NW NW NW NW NW W W W NW NW NW NW Wind spd 9 10 9 5 5 5 5 6 10 10 8 5 4 4 5 8 10 9 5 Clouds B1 B1 SC FW FW FW FW CL FW FW FW FW FW FW CL FW FW SC FW PoP 12hr 20 10 0 5 5 QPF 12hr 0.04 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 82 84 Max heat 82 85 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 69 46 72 50 76 54 77 Temp 51 48 67 62 50 48 70 65 53 52 73 70 58 55 74 69 Dewpt 46 46 47 46 45 44 47 49 46 47 54 55 52 50 56 56 PWind dir NW NW NW W SW W S SE Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW SC FW SC SC SC FW SC PoP 12hr 0 0 0 0 5 5 5 5 $$ INZ019-232100- Fowler-Benton IN 40.62N 87.32W Elev. 812 ft 1115 AM EDT Sat Aug 23 2025 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 53 73 50 69 Temp 79 82 75 65 59 55 54 66 71 71 66 59 56 52 51 62 67 68 63 Dewpt 67 67 65 60 55 52 51 57 56 55 53 51 50 49 48 51 50 50 49 RH 67 61 71 84 87 90 90 73 59 57 63 75 80 89 89 67 54 52 60 Wind dir W W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW Wind spd 9 9 8 6 5 5 5 6 9 10 6 5 4 4 5 8 9 9 5 Clouds B1 B1 SC FW FW CL FW FW FW FW FW FW FW FW CL CL FW FW FW PoP 12hr 20 10 0 0 0 QPF 12hr 0.04 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 82 84 Max heat 82 85 Date Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 Fri 08/29/25 EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 70 47 72 50 76 55 77 Temp 52 49 68 63 51 48 70 66 54 52 73 70 59 57 74 70 Dewpt 46 46 46 46 44 44 47 49 46 47 53 54 52 51 56 56 PWind dir NW NW N W SW SW S E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW FW SC FW SC SC SC SC SC PoP 12hr 0 0 0 0 5 5 5 5 $$