Point Forecast Matrices
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
249 FOUS53 KLOT 181815 PFMLOT Point Forecast Matrices National Weather Service Chicago/Romeoville IL 115 PM CDT Mon Aug 18 2025 ILZ104-190900- Chicago O`Hare International Airport-Cook IL 41.99N 87.91W Elev. 667 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 85 69 78 67 Temp 88 80 76 74 72 73 78 82 85 78 75 73 71 71 76 76 76 73 70 69 69 69 Dewpt 74 74 71 70 71 72 73 73 73 74 71 70 69 68 69 68 67 65 65 66 66 66 RH 63 82 85 87 97 97 85 74 67 88 87 90 93 90 79 76 74 76 84 90 90 90 Wind dir S S SE S S SW W NW N NE N N N N N N N N N N NE NE Wind spd 10 8 6 8 6 6 8 8 9 5 4 4 5 8 10 11 12 11 9 5 5 5 Clouds B1 B1 B2 B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B1 B1 B1 SC SC FW SC FW FW PoP 12hr 60 30 5 5 0 QPF 12hr 0.62 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C C C C S S S Tstms C L C C C C S S S Heat index 97 85 88 92 Max heat 97 83 88 92 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 65 85 67 81 61 75 57 73 Temp 80 76 69 67 83 80 72 69 79 75 66 62 73 70 62 58 71 68 Dewpt 64 62 64 64 65 65 66 63 61 58 56 54 52 52 52 52 51 51 PWind dir NE N W W NW NW NW NW NW Wind char GN LT LT LT GN LT GN LT GN Avg clouds FW CL CL FW FW SC SC SC FW FW FW CL FW FW FW FW FW SC PoP 12hr 5 0 0 10 10 5 5 5 10 $$ ILZ003-190900- Greater Rockford Airport-Winnebago IL 42.20N 89.11W Elev. 745 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 84 66 79 60 Temp 88 82 74 72 71 70 76 81 84 80 73 70 68 67 73 77 78 74 66 63 61 62 Dewpt 76 74 71 70 70 70 73 74 73 72 71 69 67 66 68 67 66 65 63 61 60 61 RH 68 77 90 93 97100 90 79 70 77 93 97 97 97 84 71 67 74 90 93 97 97 Wind dir S S S SW SW W W NW NW N N N N N NE NE NE NE NE NE N N Wind spd 9 5 5 5 5 4 6 8 9 5 3 3 4 5 9 10 10 8 5 4 4 4 Clouds B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC FW SC SC B1 SC SC SC FW CL SC SC PoP 12hr 50 20 0 5 0 QPF 12hr 0.58 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C C C S S S S Tstms L C C C C S S S S Heat index 98 88 86 91 83 Max heat 99 86 91 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 59 83 62 77 54 72 50 71 Temp 79 77 63 61 80 78 67 63 76 71 60 55 70 67 56 52 68 66 Dewpt 67 64 61 60 66 67 65 60 60 58 54 52 53 53 51 49 52 53 PWind dir NE E SW W NW NW NW NW NW Wind char LT LT LT LT GN LT GN LT LT Avg clouds SC FW CL FW SC SC SC SC FW CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 10 5 0 0 0 5 $$ ILZ104-190900- Chicago Midway Airport-Cook IL 41.78N 87.76W Elev. 612 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 73 86 71 79 68 Temp 88 83 78 75 74 73 79 84 86 78 75 74 72 72 76 77 76 73 71 71 70 70 Dewpt 74 75 72 72 72 72 73 74 74 73 72 71 70 70 70 68 67 66 66 67 67 66 RH 63 77 82 90 93 97 82 72 68 85 90 90 93 93 82 74 74 79 84 87 90 87 Wind dir S S S S S SW W W N NE N N N N N N N N N NE NE NE Wind spd 10 8 6 8 6 6 8 8 9 9 6 6 8 10 13 14 16 14 12 10 8 8 Clouds B1 B1 B2 B2 B2 B2 B2 B1 SC SC B1 B1 SC B1 SC SC SC SC FW FW FW FW PoP 12hr 60 30 5 5 0 QPF 12hr 0.63 0.07 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C C C C S S S Tstms C L C C C C S S S Heat index 97 90 83 90 94 Max heat 97 85 90 94 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 66 85 68 82 62 76 58 73 Temp 79 76 70 69 82 80 73 70 80 76 68 64 74 70 63 60 71 69 Dewpt 64 64 66 65 65 65 67 64 61 59 57 56 53 52 53 53 51 51 PWind dir NE N W W NW NW NW NW NW Wind char GN LT LT LT GN GN GN GN GN Avg clouds FW FW CL FW FW SC SC SC FW FW FW CL FW FW FW FW FW SC PoP 12hr 5 0 0 10 10 5 5 5 5 $$ ILZ021-190900- Morris-Grundy IL 41.43N 88.42W Elev. 569 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 87 69 82 64 Temp 89 84 76 74 73 71 79 83 87 82 75 72 70 70 77 80 79 75 69 66 65 66 Dewpt 77 74 73 73 72 71 74 75 76 75 73 71 69 69 71 71 69 66 65 64 64 65 RH 68 72 90 97 97100 85 77 70 79 94 97 97 97 82 74 72 74 87 93 97 97 Wind dir S SE SE S S SW W W NW N N N N N N NE NE NE N N N N Wind spd 8 5 5 6 5 4 6 8 8 5 4 3 4 5 9 10 11 9 6 5 4 4 Clouds B1 B1 B2 B2 B2 B1 B1 B1 SC SC SC SC SC SC SC B1 SC FW FW FW FW SC PoP 12hr 60 30 5 5 0 QPF 12hr 0.61 0.09 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C L C C C S S Tstms L L C L C C C S S Heat index 102 92 83 91 97 88 83 82 Max heat 102 86 91 97 83 83 84 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 61 85 64 80 57 74 53 73 Temp 81 77 65 64 82 79 68 65 78 74 62 58 73 69 58 54 71 68 Dewpt 68 65 62 62 68 68 66 63 65 62 57 55 56 55 53 52 54 54 PWind dir NE NE W W NW NW NW NW NW Wind char LT LT LT LT GN LT GN LT LT Avg clouds FW FW CL FW FW FW SC SC FW FW FW CL CL FW FW FW FW FW PoP 12hr 0 0 0 10 5 5 0 5 5 $$ ILZ006-190900- Waukegan-Lake IL 42.42N 87.87W Elev. 745 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 83 69 76 66 Temp 81 78 74 73 72 72 78 82 83 76 73 71 70 70 74 74 74 71 69 68 68 68 Dewpt 71 74 70 70 70 71 73 73 73 73 71 70 68 68 70 69 68 66 66 66 66 65 RH 72 88 87 90 93 97 85 74 72 90 93 97 93 93 87 84 82 84 90 93 93 90 Wind dir SE SE S S SW SW W NW N NE N N N N N N N N N NE NE NE Wind spd 11 8 6 6 5 6 8 9 9 5 4 5 6 9 11 13 13 12 10 6 5 5 Clouds B1 B1 B2 B2 B2 B2 B2 B1 SC B2 B1 SC B1 B1 B1 B1 SC FW FW FW FW FW PoP 12hr 60 30 5 5 0 QPF 12hr 0.76 0.07 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C C C S S C C Tstms C L C C C S S S S Heat index 85 87 88 Max heat 85 87 88 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 63 82 65 79 59 73 55 71 Temp 77 73 67 65 80 77 70 66 76 73 64 60 71 68 60 57 69 66 Dewpt 67 65 63 63 68 69 66 63 63 60 56 55 55 55 54 53 54 54 PWind dir NE N SW W NW NW NW NW NW Wind char GN LT LT LT GN LT GN LT GN Avg clouds FW CL CL FW FW SC SC SC FW CL FW CL FW FW FW FW FW SC PoP 12hr 0 0 0 20 5 5 5 5 10 Rain shwrs S Tstms S $$ ILZ021-190900- Pontiac-Livingston IL 40.92N 88.63W Elev. 648 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 89 68 82 63 Temp 89 85 76 73 72 72 80 85 89 82 75 71 70 69 76 80 80 76 67 65 64 65 Dewpt 77 75 74 73 71 71 74 76 76 77 74 71 69 69 72 72 72 69 65 63 63 64 RH 68 72 94100 97 97 82 75 66 85 97100 97100 87 77 77 79 93 93 97 97 Wind dir S S S S S SW SW W NW N N NE N N NE NE NE NE NE N N NE Wind spd 6 4 4 6 5 4 6 6 6 4 4 3 4 5 8 10 10 10 6 5 5 5 Clouds SC SC B1 B2 B2 B1 B1 B1 SC FW SC B1 B1 B1 SC SC SC FW FW SC SC SC PoP 12hr 60 40 5 5 0 QPF 12hr 0.48 0.17 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L C C C C C Tstms C C C L C C C C C Heat index 102 93 84 93100 90 83 83 Max heat 103 86 93 100 83 83 84 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 61 84 64 80 56 75 52 73 Temp 80 77 64 63 81 79 67 64 78 74 61 57 73 69 57 54 71 68 Dewpt 70 67 62 62 69 69 65 63 66 63 58 55 57 57 53 52 55 55 PWind dir NE NE NW W NW NW NW NW NW Wind char LT LT LT LT LT LT GN LT LT Avg clouds FW FW CL FW FW FW FW SC SC FW FW CL FW FW FW FW FW FW PoP 12hr 0 0 0 5 5 5 0 5 5 $$ INZ002-190900- Valparaiso-Porter IN 41.45N 87.00W Elev. 770 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 86 69 79 63 Temp 87 83 75 72 70 70 78 83 86 77 73 71 70 71 76 78 77 73 70 68 65 65 Dewpt 74 73 69 69 70 70 73 73 73 72 72 70 69 70 70 69 68 67 67 66 63 63 RH 65 72 82 90100100 85 72 65 85 97 97 97 97 82 74 74 81 90 93 93 93 Wind dir S SE S SE S S SW W NW N N N N N N N N N N NE NE NE Wind spd 6 5 5 6 6 5 6 8 8 5 3 3 4 5 10 12 13 10 8 4 4 5 Clouds SC SC B1 B1 B2 B1 B1 B1 SC SC SC SC B1 SC SC SC FW FW FW FW FW FW PoP 12hr 60 50 5 5 0 QPF 12hr 0.32 0.25 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L C L C C C C Tstms S C L C L C C C C Heat index 94 89 90 93 Max heat 94 90 93 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 61 84 64 80 58 75 55 72 Temp 79 74 66 65 82 78 67 66 79 74 64 61 73 69 59 57 70 66 Dewpt 65 65 64 63 65 65 64 64 63 60 58 56 53 52 53 53 52 52 PWind dir NE NE SW W NW NW NW NW NW Wind char GN LT LT LT GN LT GN LT GN Avg clouds FW FW CL FW FW FW FW SC FW FW FW CL FW FW FW FW FW FW PoP 12hr 5 0 0 5 10 5 5 5 5 $$ ILZ005-190900- Woodstock-McHenry IL 42.31N 88.44W Elev. 950 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 83 66 77 61 Temp 86 80 74 72 71 70 76 80 83 78 72 69 67 67 73 75 76 72 65 63 63 64 Dewpt 74 74 71 70 69 70 73 74 74 74 71 68 67 66 69 68 68 66 63 62 62 63 RH 68 82 90 93 93100 90 82 74 88 97 97100 97 87 79 76 81 93 97 97 97 Wind dir S S S SW SW W W NW NW N N N N N NE NE NE NE NE N N NE Wind spd 8 5 4 6 5 4 6 8 9 5 3 3 4 5 9 10 10 8 5 4 4 4 Clouds B1 B1 B2 B2 B2 B2 B2 B1 SC B1 SC SC SC B1 SC B1 SC FW FW FW FW FW PoP 12hr 60 30 5 5 0 QPF 12hr 0.71 0.04 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C C S S C C Tstms L L C C C S S S S Heat index 94 84 85 90 Max heat 94 85 90 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 59 82 62 77 55 71 51 70 Temp 78 74 62 61 79 77 67 63 75 71 60 55 69 66 56 52 67 65 Dewpt 67 65 61 61 68 69 64 61 62 59 55 52 55 54 52 50 54 54 PWind dir NE NE W W NW W NW NW NW Wind char LT LT LT LT GN LT GN LT LT Avg clouds FW FW CL FW SC SC SC SC FW CL FW CL FW FW FW FW FW SC PoP 12hr 0 0 0 10 5 0 0 5 5 $$ ILZ008-190900- Oregon-Ogle IL 42.01N 89.33W Elev. 697 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 85 66 79 59 Temp 86 81 74 72 71 70 76 82 85 80 73 70 68 67 74 77 78 74 67 63 61 62 Dewpt 77 73 72 70 70 70 73 74 74 73 70 69 67 67 69 68 68 66 63 61 60 61 RH 75 77 93 93 97100 90 77 70 79 90 97 97100 84 74 71 76 87 93 97 97 Wind dir S S S SW SW SW W NW NW N N N N N NE NE NE NE NE NE N N Wind spd 9 5 5 5 5 4 5 6 8 5 3 2 3 4 6 9 9 6 4 3 3 3 Clouds B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC SC SC SC SC SC SC FW FW FW FW SC PoP 12hr 50 20 5 5 0 QPF 12hr 0.59 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C C C S S Tstms L C C C C S S Heat index 97 86 88 92 84 Max heat 100 88 92 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 59 83 62 77 54 72 50 71 Temp 79 77 63 61 80 78 67 63 76 71 59 55 70 67 55 52 68 66 Dewpt 68 66 61 60 67 69 64 61 61 59 55 52 55 54 51 50 53 54 PWind dir NE E SW W NW NW NW NW NW Wind char LT LT LT LT LT LT GN LT LT Avg clouds SC FW FW FW SC SC SC SC FW CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 10 5 0 0 0 5 $$ ILZ011-190900- Sycamore-DeKalb IL 41.98N 88.69W Elev. 863 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 84 66 79 61 Temp 87 80 74 72 71 70 77 81 84 79 73 69 67 67 74 77 77 73 66 63 62 63 Dewpt 76 73 72 71 71 70 73 74 74 72 71 69 67 67 69 68 67 65 63 61 61 63 RH 70 79 93 97100100 87 79 72 79 93100100100 84 74 71 76 90 93 97100 Wind dir S S S S SW SW W NW NW N N N N N NE NE NE NE NE N N N Wind spd 9 5 6 6 4 5 6 8 9 5 3 2 4 5 9 10 10 8 5 4 4 4 Clouds B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC SC SC B1 SC SC SC FW FW FW FW SC PoP 12hr 50 20 5 5 0 QPF 12hr 0.60 0.04 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C C C S S S S Tstms L C C C C S S S S Heat index 98 85 87 92 83 Max heat 98 87 92 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 59 83 63 78 55 72 51 71 Temp 79 75 62 62 80 77 67 64 76 71 60 56 70 66 56 52 68 66 Dewpt 67 64 60 61 67 68 65 61 62 59 55 53 55 54 51 50 53 53 PWind dir NE NE W W NW NW NW NW NW Wind char LT LT LT LT GN LT GN LT LT Avg clouds SC FW CL FW SC SC SC SC FW CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 10 5 0 0 5 5 $$ ILZ010-190900- Dixon-Lee IL 41.85N 89.45W Elev. 697 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 86 66 80 60 Temp 89 82 76 73 71 71 77 83 86 81 73 70 68 67 74 78 79 75 67 63 61 62 Dewpt 77 74 72 70 70 71 74 75 75 75 72 70 68 67 70 70 69 67 65 62 60 61 RH 68 77 87 90 97100 90 77 70 82 97100100100 87 76 72 76 93 97 97 97 Wind dir S S S SW SW W W NW NW N N N N N NE NE NE NE NE NE NE N Wind spd 8 4 5 5 5 3 5 5 6 4 3 2 3 4 6 8 8 5 4 3 3 4 Clouds B1 B1 B1 B2 B2 B2 B1 B1 SC SC SC FW SC SC SC SC SC FW FW FW FW SC PoP 12hr 50 20 5 5 0 QPF 12hr 0.57 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C C C S S Tstms L C C C C S S Heat index 101 88 90 94 86 Max heat 101 83 90 95 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 60 83 62 78 54 73 51 72 Temp 79 77 64 62 80 78 67 64 76 71 60 56 70 67 56 52 69 66 Dewpt 69 68 62 61 68 70 65 62 63 61 56 53 56 56 52 51 54 55 PWind dir NE E SW W NW NW NW NW NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC FW FW FW FW SC SC SC FW CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 10 5 0 0 0 5 $$ ILZ012-190900- Geneva-Kane IL 41.88N 88.31W Elev. 727 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 85 67 80 63 Temp 88 82 75 73 71 71 77 82 85 80 74 70 69 69 75 78 78 73 67 65 65 66 Dewpt 76 74 71 70 71 71 74 75 74 73 72 69 68 68 70 69 68 65 63 63 64 65 RH 68 77 87 90100100 90 79 70 79 93 97 97 97 84 74 71 76 87 93 97 97 Wind dir S S S S S SW W NW NW N N N N N NE NE NE NE NE N N NE Wind spd 9 6 5 6 5 5 6 9 9 5 4 3 4 6 9 10 11 10 6 5 5 4 Clouds B1 B1 B2 B2 B2 B2 B2 B1 SC B1 B1 SC SC SC SC SC SC SC FW FW FW FW PoP 12hr 60 20 5 5 0 QPF 12hr 0.61 0.04 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C C S S S S Tstms L L C C C S S S S Heat index 99 88 88 92 84 Max heat 99 83 88 92 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 61 84 64 80 56 74 53 73 Temp 81 76 64 64 81 78 68 65 77 73 62 57 72 68 57 54 70 67 Dewpt 66 63 61 62 67 67 66 62 63 59 56 54 54 53 52 51 53 52 PWind dir NE NE W W NW NW NW NW NW Wind char LT LT LT LT GN LT GN LT LT Avg clouds FW FW CL FW FW SC SC SC FW FW FW CL CL FW FW FW FW SC PoP 12hr 5 0 0 10 10 5 5 5 10 $$ ILZ020-190900- Yorkville-Kendall IL 41.64N 88.45W Elev. 618 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 86 68 81 63 Temp 89 83 76 74 73 71 78 83 86 81 75 71 69 69 76 79 79 74 68 65 65 66 Dewpt 76 74 73 72 71 71 74 75 75 74 72 70 68 68 70 70 68 65 64 63 63 65 RH 66 74 90 93 93100 88 77 70 79 90 97 97 97 82 74 69 74 87 93 93 97 Wind dir S SE S S SW SW W W NW N N N N N NE NE NE NE NE N N NE Wind spd 8 5 5 6 4 5 6 8 8 5 4 3 4 5 9 10 11 9 6 5 5 5 Clouds B1 B1 B2 B2 B2 B1 B2 B1 SC SC SC SC SC SC SC SC SC FW FW FW FW FW PoP 12hr 60 30 5 5 0 QPF 12hr 0.62 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C C C S S S Tstms L L C C C C S S S Heat index 100 89 90 95 85 Max heat 100 85 90 95 82 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 61 84 64 79 56 74 53 73 Temp 81 76 64 63 81 78 68 65 77 73 61 57 72 68 57 54 70 67 Dewpt 67 64 61 62 68 68 66 62 64 61 56 54 56 54 52 51 53 53 PWind dir NE NE W W NW NW NW NW NW Wind char LT LT LT LT GN LT GN LT LT Avg clouds FW FW CL FW FW FW SC SC FW FW FW CL CL FW FW FW FW FW PoP 12hr 0 0 0 10 5 5 0 5 5 $$ ILZ013-190900- Wheaton-DuPage IL 41.86N 88.11W Elev. 752 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 85 69 79 66 Temp 87 81 76 74 72 72 77 82 85 79 75 72 71 70 76 77 77 73 69 68 67 68 Dewpt 75 74 72 71 71 72 73 74 74 74 72 70 69 68 69 69 67 65 64 65 65 66 RH 68 79 87 90 97100 87 77 70 85 90 93 93 93 79 76 71 76 84 90 93 93 Wind dir S S S S S SW W NW NW NE NE N N N N NE NE N N N N NE Wind spd 9 6 5 6 5 5 8 8 9 5 4 4 5 6 10 11 11 10 9 5 5 5 Clouds B1 B1 B2 B2 B2 B2 B2 B1 SC B1 B1 SC SC B1 SC SC SC SC FW FW FW FW PoP 12hr 60 30 5 5 0 QPF 12hr 0.62 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C C C S S S Tstms L L C C C C S S S Heat index 96 86 88 93 83 Max heat 97 83 88 93 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 63 85 66 80 59 74 55 73 Temp 81 76 67 66 82 80 71 68 78 74 64 60 72 69 60 56 71 68 Dewpt 64 62 63 63 66 66 66 63 62 58 56 54 53 52 52 52 51 51 PWind dir NE NE W W NW NW NW NW NW Wind char LT LT LT LT GN LT GN LT LT Avg clouds FW FW CL FW FW SC SC SC FW FW FW CL FW FW FW FW FW SC PoP 12hr 5 0 0 10 10 5 5 5 10 $$ ILZ019-190900- Ottawa-LaSalle IL 41.35N 88.84W Elev. 494 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 87 68 81 63 Temp 89 84 76 74 72 71 79 82 87 82 75 72 69 69 75 79 79 75 68 65 64 65 Dewpt 76 74 73 73 71 71 73 75 75 75 72 70 68 67 69 70 69 67 64 62 62 63 RH 66 72 90 97 97100 82 79 68 79 90 93 97 93 82 74 72 76 87 90 93 93 Wind dir S S S S SW SW W W NW N N N N N NE NE NE NE NE N N N Wind spd 8 5 4 6 5 4 5 6 8 4 4 3 4 5 8 10 10 9 6 5 4 4 Clouds B1 SC B2 B2 B2 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC FW FW SC SC PoP 12hr 60 30 5 5 0 QPF 12hr 0.59 0.07 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C L C C C S S Tstms L C C L C C C S S Heat index 101 91 89 96 88 Max heat 101 87 89 96 82 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 61 83 64 79 56 73 53 72 Temp 79 77 64 63 80 79 68 65 76 73 61 57 71 68 57 54 69 67 Dewpt 68 66 61 61 67 68 65 62 63 61 57 53 55 55 53 51 53 53 PWind dir NE NE NW W NW NW NW NW NW Wind char LT LT LT LT LT LT GN LT LT Avg clouds SC FW CL FW FW FW SC SC FW FW FW CL CL FW FW FW FW FW PoP 12hr 0 0 0 10 5 5 0 5 5 $$ ILZ106-190900- Joliet-Will IL 41.53N 88.12W Elev. 655 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 86 69 81 65 Temp 89 83 77 74 73 71 78 83 86 81 75 72 71 70 77 80 79 75 69 67 67 67 Dewpt 76 75 74 72 71 71 74 75 75 75 73 71 70 70 71 70 68 66 65 66 66 66 RH 66 77 90 93 93100 88 77 70 82 94 97 97100 82 72 69 74 87 97 97 97 Wind dir S SE SE S S SW W W NW N NE N N N N NE NE NE N N N NE Wind spd 8 6 5 6 5 5 6 8 8 5 3 3 4 5 9 10 11 10 6 5 4 4 Clouds B1 B1 B2 B2 B2 B1 B1 B1 SC SC B1 B1 SC SC SC SC SC FW FW FW FW FW PoP 12hr 60 30 5 5 0 QPF 12hr 0.63 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C L C C C S S Tstms L L C L C C C S S Heat index 100 90 90 95 86 83 Max heat 101 86 91 95 83 83 Svr Tstorm A Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 62 85 65 81 58 75 54 74 Temp 81 76 66 65 82 79 69 66 78 74 63 59 73 69 58 55 72 68 Dewpt 67 64 63 64 68 68 67 64 64 61 58 55 55 54 53 53 53 53 PWind dir NE NE W W NW NW NW NW NW Wind char LT LT LT LT GN LT GN LT LT Avg clouds FW FW CL FW FW FW SC SC FW FW FW CL CL FW FW FW FW SC PoP 12hr 5 0 0 10 5 5 5 5 5 $$ ILZ023-190900- Kankakee-Kankakee IL 41.12N 87.86W Elev. 630 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 87 68 81 64 Temp 87 84 76 74 73 71 79 84 87 80 73 71 70 69 76 79 79 74 68 66 65 65 Dewpt 76 75 73 72 71 71 73 75 75 75 73 71 69 69 71 70 69 66 66 66 64 64 RH 70 74 90 93 93100 82 74 68 85100100 97100 85 74 72 76 93100 97 97 Wind dir S SE SE S S SW SW W NW N N N N N N N N N N N NE NE Wind spd 6 5 5 6 5 4 6 6 6 3 2 2 2 4 6 10 10 9 5 3 3 3 Clouds SC B1 B1 B2 B2 B1 B1 B1 SC FW B1 B1 B1 B1 SC SC FW FW FW FW FW SC PoP 12hr 60 50 5 5 0 QPF 12hr 0.55 0.19 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C L L C C C C Tstms C L C L L C C C C Heat index 98 91 92 96 85 82 Max heat 99 85 92 96 82 83 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 61 84 63 81 56 76 52 74 Temp 80 75 64 63 82 78 67 65 79 74 61 57 74 68 57 53 71 67 Dewpt 67 64 63 63 67 67 65 63 65 62 58 55 55 54 53 52 53 52 PWind dir NE NE W W NW NW NW NW NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW CL FW FW FW FW SC FW FW CL CL CL FW FW FW FW FW PoP 12hr 0 0 0 5 5 5 0 5 5 $$ ILZ033-190900- Watseka-Iroquois IL 40.78N 87.73W Elev. 636 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 88 69 82 63 Temp 88 83 75 73 72 71 80 85 88 81 73 71 70 69 76 80 80 75 68 67 65 65 Dewpt 76 75 73 71 71 71 73 74 75 74 73 71 69 69 71 71 69 66 66 65 64 64 RH 68 77 94 93 97100 79 70 66 79100100 97100 85 74 69 74 93 93 97 97 Wind dir S SE SE S S S W W W N N N N N N N N N N N NE NE Wind spd 6 5 5 5 6 4 5 5 5 2 2 2 2 3 6 8 9 8 5 3 3 3 Clouds SC SC B1 B1 B1 B1 SC B1 SC SC B1 B1 B1 B1 B1 SC SC FW FW SC FW SC PoP 12hr 60 50 10 5 0 QPF 12hr 0.51 0.13 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L L C C C C Tstms C C C L L C C C C Heat index 98 91 84 93 98 86 83 82 Max heat 98 84 94 98 83 84 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 60 85 63 82 56 77 51 75 Temp 80 76 65 63 82 79 67 65 79 74 61 58 74 70 57 54 72 68 Dewpt 67 64 62 62 66 66 64 63 64 61 57 55 54 53 53 51 52 52 PWind dir NE NE N W NW NW NW NW NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW CL FW FW FW FW SC SC FW FW CL CL FW FW FW FW FW PoP 12hr 5 0 0 5 5 5 5 0 5 $$ ILZ039-190900- Paxton-Ford IL 40.45N 88.10W Elev. 776 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 90 69 83 64 Temp 90 84 76 74 72 72 82 87 90 82 74 72 70 69 76 81 81 75 68 66 65 66 Dewpt 76 75 74 73 72 71 74 75 75 75 73 71 70 69 71 71 70 67 66 65 64 65 RH 64 74 94 97100 97 77 68 62 79 97 97100100 85 72 69 76 93 97 97 97 Wind dir S S SE SE S SW SW W NW N N N N N N N N N N N N NE Wind spd 8 5 5 5 5 5 6 6 6 3 3 3 4 5 8 9 10 10 8 5 5 5 Clouds SC FW SC B1 B1 B1 SC B1 SC SC B1 B1 B1 B1 SC SC SC FW FW SC SC SC PoP 12hr 60 50 10 10 0 QPF 12hr 0.45 0.12 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L C C C C C Tstms C C C L C C C C C Heat index 101 93 87 97101 88 84 84 Max heat 101 85 97 101 84 85 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 61 85 64 83 56 77 52 75 Temp 81 77 65 63 83 79 67 65 80 74 62 58 75 70 57 54 72 68 Dewpt 68 66 63 62 67 66 64 64 65 62 58 55 56 55 53 52 53 53 PWind dir NE NE N W NW NW NW NW NW Wind char LT LT LT LT LT LT GN LT LT Avg clouds SC FW FW FW FW FW FW SC SC FW FW CL CL FW FW FW FW FW PoP 12hr 5 0 0 5 10 5 5 0 5 $$ INZ001-190900- Crown Point-Lake IN 41.42N 87.34W Elev. 697 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 86 68 79 64 Temp 87 83 75 73 71 71 78 84 86 77 73 71 70 71 76 77 77 73 69 68 66 66 Dewpt 75 74 71 71 71 71 73 74 74 73 72 71 70 69 71 70 69 67 67 67 64 64 RH 68 74 87 93100100 85 72 68 87 97100100 93 85 79 76 81 93 97 93 93 Wind dir S S S S S SW SW W NW N N N N N N N N N N NE NE NE Wind spd 6 5 4 6 6 5 6 8 8 5 3 3 4 5 9 11 12 11 8 4 4 4 Clouds SC B1 B1 B1 B2 B1 B1 B1 SC SC SC B1 B1 B1 SC SC FW FW FW FW FW FW PoP 12hr 60 50 5 5 0 QPF 12hr 0.49 0.17 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C L L C C C C Tstms C L C L L C C C C Heat index 96 90 90 94 Max heat 96 90 94 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 62 84 64 81 58 75 54 73 Temp 79 74 66 65 82 78 68 66 79 74 64 60 73 69 59 56 71 67 Dewpt 67 65 64 64 66 66 65 63 63 61 57 55 54 52 52 52 52 52 PWind dir NE NE SW W NW NW NW NW NW Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW FW CL FW FW FW FW SC FW FW FW CL CL FW FW FW FW FW PoP 12hr 5 0 0 5 10 5 5 5 5 $$ INZ010-190900- Kentland-Newton IN 40.77N 87.45W Elev. 673 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 87 68 82 63 Temp 87 82 74 72 71 71 79 84 87 80 72 70 69 69 76 80 79 74 67 66 65 64 Dewpt 75 75 73 71 71 71 74 75 75 74 72 70 69 69 71 71 69 67 66 65 64 63 RH 68 79 97 97100100 85 74 68 82100100100100 85 74 72 79 97 97 97 97 Wind dir S SE SE S S S SW W W N N N N N N N N N N N NE NE Wind spd 6 5 5 5 6 4 5 5 5 2 2 2 2 3 6 9 10 9 5 3 3 3 Clouds SC SC SC B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 SC SC SC FW FW FW FW SC PoP 12hr 60 50 10 5 0 QPF 12hr 0.48 0.13 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L L C C C C Tstms C C C L L C C C C Heat index 97 89 92 97 84 83 82 Max heat 97 92 97 83 84 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 60 84 63 81 56 76 52 74 Temp 80 76 64 63 82 78 66 65 79 74 61 58 74 69 56 54 72 68 Dewpt 67 65 63 62 66 66 63 63 64 61 57 55 54 53 52 51 52 52 PWind dir NE NE N W NW NW NW NW NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW CL FW FW FW FW SC SC FW FW CL CL FW FW FW FW FW PoP 12hr 0 0 0 5 5 5 5 5 5 $$ INZ011-190900- Rennsselaer-Jasper IN 40.94N 87.15W Elev. 661 ft 115 PM CDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 87 68 81 63 Temp 86 81 74 72 71 71 78 84 87 79 72 70 69 69 75 79 79 73 68 66 65 64 Dewpt 75 74 72 71 70 70 74 75 75 74 72 70 69 69 72 71 70 68 67 65 63 63 RH 70 79 93 97 97 97 88 74 68 85100100100100 90 77 74 84 97 97 93 97 Wind dir S SE SE SE S SW SW W W N N N N N N N N N N N NE NE Wind spd 6 5 5 5 5 4 5 6 5 3 2 2 2 3 6 9 10 10 5 3 3 3 Clouds SC SC SC B1 B2 B1 B1 B1 SC SC SC B1 B1 B1 SC SC SC FW FW FW FW FW PoP 12hr 60 50 10 5 0 QPF 12hr 0.39 0.14 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C L C C C C Tstms S C C C L C C C C Heat index 95 86 91 96 83 82 Max heat 95 91 96 83 83 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 60 84 63 81 56 76 52 73 Temp 80 75 64 63 82 78 66 64 79 74 62 58 74 69 56 54 71 67 Dewpt 67 65 63 62 66 66 63 63 65 62 57 55 55 53 52 51 53 52 PWind dir NE NE W W W NW NW NW NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW CL FW FW FW FW SC SC FW FW FW CL FW FW FW FW FW PoP 12hr 0 0 0 5 5 5 5 5 5 $$ INZ019-190900- Fowler-Benton IN 40.62N 87.32W Elev. 812 ft 215 PM EDT Mon Aug 18 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 89 69 82 64 Temp 87 83 75 73 71 71 79 86 89 79 73 71 69 69 76 80 79 74 68 67 65 65 Dewpt 75 74 73 71 70 71 74 75 75 75 72 70 69 69 71 72 70 68 66 66 64 64 RH 68 74 94 93 97100 85 70 64 88 97 97100100 85 77 74 82 93 97 97 97 Wind dir S SE SE SE S SW SW W W N N N N N N N N N N N NE NE Wind spd 6 4 5 4 4 3 5 5 5 2 2 2 2 4 6 8 10 9 5 4 3 4 Clouds SC SC SC B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 SC SC SC FW SC FW SC FW PoP 12hr 60 50 20 5 0 QPF 12hr 0.36 0.15 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L C C C C S S Tstms C C C C L C C C C S S Heat index 96 90 83 94 99 84 83 82 Max heat 96 84 95 99 84 84 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 61 84 64 81 56 76 52 74 Temp 80 76 65 63 82 77 66 65 79 74 62 58 74 69 57 54 72 67 Dewpt 68 66 63 62 67 66 63 64 65 62 58 56 55 54 53 51 52 52 PWind dir NE NE N W NW NW NW NW NW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW CL CL FW FW FW SC SC FW FW CL CL FW FW FW FW FW PoP 12hr 0 0 0 5 5 5 5 5 5 $$