Point Forecast Matrices
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
101 FOUS53 KLOT 211415 PFMLOT Point Forecast Matrices National Weather Service Chicago/Romeoville IL 815 AM CST Fri Nov 21 2025 ILZ104-212200- Chicago O`Hare International Airport-Cook IL 41.99N 87.91W Elev. 667 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 49 33 50 37 55 Temp 45 48 48 44 42 39 36 34 40 48 50 47 45 43 40 38 44 52 55 50 Dewpt 39 37 35 34 32 31 29 28 31 32 31 31 32 33 35 35 37 38 38 38 RH 79 65 60 68 67 73 75 78 70 54 48 53 60 67 82 89 76 59 53 63 Wind dir N N N N N N N NW W SW SW SW SW W W W W W SW SW Wind spd 5 6 6 5 5 5 5 3 3 6 9 8 8 6 6 5 5 5 5 3 Clouds OV OV OV OV OV B1 FW FW SC SC SC SC SC FW FW FW FW CL CL FW PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 40 56 47 56 35 42 26 36 Temp 42 40 53 52 49 49 55 51 43 36 40 37 31 26 35 32 Dewpt 37 37 44 45 47 49 50 46 39 30 27 25 21 20 21 20 PWind dir SW S S SW W W W W Wind char LT LT LT GN GN BZ GN GN Avg clouds FW SC B2 B2 OV OV B2 B2 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 0 30 90 60 30 20 10 10 Rain C D D L S C S S S $$ ILZ003-212200- Greater Rockford Airport-Winnebago IL 42.20N 89.11W Elev. 745 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 48 27 50 31 55 Temp 42 47 48 43 38 33 29 27 35 47 50 45 41 39 35 32 41 52 55 47 Dewpt 36 34 32 30 29 27 25 24 28 29 29 30 31 34 34 32 36 37 36 36 RH 79 60 54 60 70 78 85 88 75 49 44 55 67 82 96100 82 56 49 65 Wind dir N N N N N N N NW SW SW SW SW SW W W W W W SW S Wind spd 5 6 6 4 4 3 2 1 2 8 10 9 8 6 5 4 4 5 5 4 Clouds B2 B2 OV OV B1 SC FW FW SC SC SC SC FW FW FW FW FW FW CL FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 55 44 55 30 40 21 34 Temp 38 38 53 51 46 47 53 46 39 31 38 33 27 22 33 29 Dewpt 35 36 43 45 46 47 47 42 34 27 24 22 20 18 18 18 PWind dir S S S SW W W W W Wind char LT GN LT GN GN BZ GN GN Avg clouds FW SC B2 OV OV OV B2 B2 B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 0 40 90 40 20 10 5 5 Rain C D D C C S S $$ ILZ104-212200- Chicago Midway Airport-Cook IL 41.78N 87.76W Elev. 612 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 49 36 50 38 55 Temp 45 48 49 45 44 41 39 36 41 48 50 47 46 44 41 38 44 52 54 50 Dewpt 40 39 37 36 34 33 32 31 33 33 32 32 32 33 35 36 37 38 38 38 RH 82 71 63 70 68 73 76 82 73 56 50 56 58 65 79 92 76 59 54 63 Wind dir N N N N N N N NW W SW SW SW SW W W W W W SW SW Wind spd 5 5 6 5 5 5 5 4 4 6 10 10 10 10 9 8 6 6 6 5 Clouds OV OV OV OV OV B1 SC FW FW SC SC SC SC FW FW FW FW CL FW FW PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 35 32 Min chill 37 33 32 39 32 34 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 40 56 48 56 36 42 26 36 Temp 44 41 53 53 50 49 55 51 45 37 41 37 33 27 35 33 Dewpt 37 38 44 46 48 49 50 47 40 32 27 25 22 21 21 21 PWind dir S S S SW W W W W Wind char LT GN GN GN GN BZ GN GN Avg clouds FW SC B1 OV OV OV B2 B2 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 0 30 90 60 30 20 10 10 Rain C D D L C C S S S $$ ILZ021-212200- Morris-Grundy IL 41.43N 88.42W Elev. 569 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 50 31 52 34 57 Temp 45 50 50 46 43 39 34 31 40 49 52 46 41 40 37 35 44 54 56 49 Dewpt 41 41 39 38 36 33 30 27 32 33 32 32 32 34 35 34 39 40 40 39 RH 86 71 66 73 76 79 85 85 73 54 46 58 70 79 92 96 82 59 55 68 Wind dir N N N N N N N N NW SW SW SW SW W W W W W W S Wind spd 4 5 5 5 4 4 4 2 2 5 6 6 6 6 5 4 4 5 4 3 Clouds OV OV OV OV OV B1 SC FW FW SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 57 47 58 33 41 23 36 Temp 40 39 55 52 50 50 57 48 42 34 40 34 29 24 35 31 Dewpt 37 38 47 47 49 49 52 47 39 29 29 27 22 19 23 21 PWind dir S S S SW W W W W Wind char LT LT GN GN GN BZ GN GN Avg clouds FW SC B2 OV OV OV B2 B2 B1 B1 B1 B1 SC SC SC B1 PoP 12hr 0 40 90 50 20 10 5 5 Rain C D D C C S $$ ILZ006-212200- Waukegan-Lake IL 42.42N 87.87W Elev. 745 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 48 31 50 36 54 Temp 42 47 47 41 38 34 32 31 40 47 49 45 44 42 40 37 45 52 53 46 Dewpt 36 34 32 31 30 28 28 28 32 32 33 33 33 34 35 34 37 38 39 39 RH 79 60 56 67 73 78 85 88 73 56 54 62 65 73 82 89 73 59 59 76 Wind dir NW NW N N N N NW NW W SW SW SW SW W W W W W SW SW Wind spd 5 6 8 5 4 4 4 3 5 8 10 8 9 8 8 8 8 6 6 4 Clouds B2 B2 OV OV B1 SC FW FW SC SC SC B1 SC FW FW FW FW FW FW FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 34 31 Min chill 36 38 29 27 28 37 31 33 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 54 46 55 33 41 25 35 Temp 41 39 52 50 48 46 53 46 41 34 40 35 30 25 35 31 Dewpt 37 37 44 46 47 46 50 45 38 30 28 26 22 21 22 21 PWind dir SW S S SW W W W W Wind char LT GN LT GN GN BZ GN GN Avg clouds FW SC B1 OV OV OV B2 B2 B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 0 30 90 60 30 20 10 10 Rain C D D L C C S S S $$ ILZ021-212200- Pontiac-Livingston IL 40.92N 88.63W Elev. 648 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 51 31 53 34 58 Temp 47 51 50 47 43 41 35 31 40 50 52 45 41 40 37 34 44 55 57 49 Dewpt 44 43 42 41 39 35 32 29 34 35 33 33 33 34 35 34 40 42 42 41 RH 89 74 74 79 86 79 89 92 79 56 48 62 73 79 92100 86 61 57 74 Wind dir NE NE N NE N N N N N SW SW SW SW W W W W W W S Wind spd 6 6 6 6 5 5 4 2 2 4 5 5 6 8 6 5 5 5 5 3 Clouds OV OV OV OV OV B2 SC FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 40 30 0 0 0 QPF 12hr 0.02 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain S C C Obvis PF Wind chill 34 31 Min chill 36 29 31 33 28 32 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 57 46 58 32 42 22 37 Temp 41 39 56 51 49 50 57 48 41 33 40 34 28 23 35 32 Dewpt 39 38 47 48 49 49 53 47 37 28 29 27 21 19 24 22 PWind dir S S S SW W W W W Wind char LT GN GN GN GN BZ GN GN Avg clouds FW SC B2 B2 OV OV B2 B1 B1 B1 SC SC SC SC SC B1 PoP 12hr 0 40 90 40 20 10 5 5 Rain C D D C C S $$ INZ002-212200- Valparaiso-Porter IN 41.45N 87.00W Elev. 770 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 50 33 49 35 54 Temp 47 50 48 44 41 40 36 34 40 46 48 44 41 40 38 36 44 51 53 45 Dewpt 42 41 39 38 36 36 33 31 34 34 34 33 32 32 33 34 38 39 39 38 RH 83 71 71 79 82 85 89 89 79 63 58 65 70 73 82 92 79 63 59 76 Wind dir N N N N N N NE E E SW SW S SW SW W W W W W S Wind spd 4 5 8 5 4 4 3 2 3 4 5 5 6 6 6 5 6 6 6 3 Clouds OV OV OV OV OV B2 B1 SC SC SC SC SC SC FW FW FW FW CL CL CL PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain S Obvis PF Wind chill 32 30 Min chill 37 33 34 35 30 32 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 36 56 46 56 35 43 25 35 Temp 38 37 53 51 49 49 55 50 43 36 41 36 31 25 34 31 Dewpt 36 35 44 45 48 49 52 48 42 33 29 26 23 20 22 22 PWind dir S S S SW W W W W Wind char LT GN GN GN GN GN GN GN Avg clouds FW SC B1 B2 OV OV B2 B2 B1 B2 B1 B1 B1 SC SC B1 PoP 12hr 0 30 90 70 30 20 10 10 Rain C L D L C C C S S $$ ILZ005-212200- Woodstock-McHenry IL 42.31N 88.44W Elev. 950 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 47 27 49 33 54 Temp 41 46 46 41 37 32 29 28 36 47 49 44 42 40 36 33 41 51 54 46 Dewpt 36 34 31 31 30 27 26 24 30 31 31 31 32 34 34 33 37 39 39 38 RH 82 63 55 67 75 81 88 85 79 53 50 60 67 79 92100 85 63 57 73 Wind dir N NW N N N N N NW SW SW SW SW SW W W W W W W SW Wind spd 4 5 6 4 3 3 3 1 3 8 9 8 8 6 5 4 4 5 5 3 Clouds B2 B2 OV OV B1 SC FW FW SC SC SC SC SC FW FW FW FW CL FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 54 45 54 31 39 22 33 Temp 38 37 52 50 46 47 53 47 39 32 37 33 27 22 32 29 Dewpt 35 36 45 46 46 47 50 44 36 28 28 24 20 18 21 20 PWind dir SW S S SW W W W W Wind char LT LT LT GN GN BZ GN GN Avg clouds FW SC B2 OV OV OV B2 B2 B1 B1 B1 B1 B1 SC B1 SC PoP 12hr 0 40 90 50 30 20 10 5 Rain C D D C C C S S S $$ ILZ008-212200- Oregon-Ogle IL 42.01N 89.33W Elev. 697 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 48 27 51 32 56 Temp 42 48 48 43 38 33 29 27 37 48 51 46 42 39 35 32 41 53 56 48 Dewpt 37 36 33 32 30 27 26 25 29 29 29 30 31 34 34 32 37 38 37 37 RH 82 63 56 65 73 78 88 92 72 47 42 53 65 82 96100 85 57 49 65 Wind dir N N N N N N N N SW SW SW SW SW W W W W W SW S Wind spd 5 6 6 4 4 4 2 1 2 6 9 6 6 5 4 3 3 4 4 3 Clouds OV B2 OV OV B1 SC FW FW SC SC SC SC FW FW FW FW FW CL CL FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 55 44 55 30 40 21 35 Temp 39 38 53 51 47 48 54 46 39 31 39 33 27 22 34 30 Dewpt 35 37 45 45 47 47 48 42 34 27 25 22 20 18 19 18 PWind dir S S S W W W W W Wind char LT LT LT GN GN GN GN GN Avg clouds FW SC B2 B2 OV OV B2 B1 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 0 40 80 40 20 10 5 5 Rain C D L C C S $$ ILZ011-212200- Sycamore-DeKalb IL 41.98N 88.69W Elev. 863 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 48 28 50 33 55 Temp 42 47 47 42 38 34 30 29 37 48 49 44 42 40 36 33 41 52 54 47 Dewpt 39 37 34 33 32 29 27 26 30 31 31 31 32 34 34 33 37 38 38 38 RH 89 68 60 70 79 82 88 88 75 51 50 60 67 79 92100 85 59 54 71 Wind dir N N N N N N N NW SW SW SW SW SW W W W W W SW S Wind spd 5 6 6 4 4 4 3 2 2 6 9 8 6 6 5 5 4 5 4 3 Clouds OV B2 OV OV B2 SC FW FW SC SC SC SC FW FW FW FW FW CL CL FW PoP 12hr 10 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 34 Min chill 37 39 30 27 28 34 28 30 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 54 45 55 31 39 22 34 Temp 38 38 52 50 46 47 53 47 39 32 38 33 27 23 33 29 Dewpt 36 36 45 46 46 47 50 45 36 28 27 24 20 18 21 20 PWind dir S S S SW W W W W Wind char LT GN LT GN GN BZ GN GN Avg clouds FW SC B2 B2 OV OV B2 B1 B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 0 40 90 40 20 10 5 5 Rain C D D C C S $$ ILZ010-212200- Dixon-Lee IL 41.85N 89.45W Elev. 697 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 48 27 52 32 56 Temp 42 47 48 43 39 34 30 28 37 48 51 46 41 39 35 33 41 53 56 48 Dewpt 38 37 35 33 31 28 27 26 31 31 31 31 32 35 35 33 38 39 39 38 RH 86 68 60 67 73 78 88 92 79 51 46 55 70 85100100 89 59 53 68 Wind dir NE N N N N N N N S SW SW SW SW W W W W W SW S Wind spd 6 6 6 4 4 4 3 2 2 5 6 5 5 4 4 3 3 3 3 2 Clouds OV OV OV OV B1 SC FW FW FW SC FW FW FW FW FW FW FW CL CL FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 55 44 56 30 40 21 35 Temp 39 38 53 51 47 48 54 47 39 31 39 33 26 22 33 30 Dewpt 37 38 46 47 47 48 49 43 34 27 27 23 21 18 20 19 PWind dir S SE S W W W W W Wind char LT LT LT GN GN GN GN GN Avg clouds FW SC B2 B2 OV OV B2 B1 B1 B1 B1 B1 B1 SC B1 SC PoP 12hr 0 50 80 40 20 10 5 5 Rain C D L C C S $$ ILZ012-212200- Geneva-Kane IL 41.88N 88.31W Elev. 727 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 49 30 50 34 55 Temp 44 48 48 43 40 36 32 30 38 48 50 45 42 40 36 34 41 52 55 48 Dewpt 39 37 35 33 31 30 27 26 31 32 32 32 32 33 34 34 38 39 39 38 RH 82 65 60 67 70 79 81 85 76 54 50 60 67 76 92100 89 61 55 68 Wind dir N N N N N N N N W SW SW SW SW W W W W W W SW Wind spd 5 6 8 5 4 4 3 2 3 6 9 8 8 8 6 5 5 5 5 4 Clouds OV OV OV OV OV SC FW FW FW SC SC SC SC FW FW FW FW CL CL CL PoP 12hr 10 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 55 46 56 32 40 23 34 Temp 39 38 53 51 48 48 54 48 41 33 38 35 29 23 33 30 Dewpt 36 37 45 46 48 48 51 46 38 29 28 25 21 19 22 21 PWind dir S S S SW W W W W Wind char LT GN GN GN GN BZ GN GN Avg clouds FW SC B2 B2 OV OV B2 B2 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 0 40 90 50 20 20 10 5 Rain C D D C C S S $$ ILZ020-212200- Yorkville-Kendall IL 41.64N 88.45W Elev. 618 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 49 30 51 34 56 Temp 44 48 49 44 41 38 32 30 38 48 51 45 42 40 36 34 42 53 55 48 Dewpt 40 39 37 35 34 31 28 26 31 32 31 32 32 33 34 34 39 39 39 38 RH 86 71 63 70 76 76 85 85 76 54 46 60 67 76 92100 89 59 55 68 Wind dir N N N N N N N NW NW SW SW SW SW W W W W W W S Wind spd 5 5 6 4 4 5 4 3 2 5 8 6 8 6 6 5 5 5 4 3 Clouds OV OV OV OV OV B1 FW FW FW SC SC FW FW FW FW FW FW FW CL FW PoP 12hr 20 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 56 46 57 33 40 23 35 Temp 38 38 53 51 48 49 55 49 41 34 39 34 29 23 34 31 Dewpt 36 37 46 46 48 49 52 47 38 28 29 26 21 19 22 21 PWind dir S S S SW W W W W Wind char LT LT GN GN GN BZ GN GN Avg clouds FW SC B2 OV OV OV B2 B2 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 0 40 90 50 20 20 5 5 Rain C D D C C S S $$ ILZ013-212200- Wheaton-DuPage IL 41.86N 88.11W Elev. 752 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 49 32 50 36 55 Temp 44 48 48 44 42 38 35 32 39 48 50 47 44 42 39 36 43 52 55 49 Dewpt 39 38 36 35 33 31 29 27 31 32 31 31 32 33 35 35 37 38 38 38 RH 82 68 63 70 70 76 78 81 73 54 48 53 62 70 85 96 79 59 53 66 Wind dir N N N N N N N NW W SW SW SW SW W W W W W SW SW Wind spd 5 5 6 5 4 5 4 3 3 6 9 8 9 8 6 5 5 5 5 4 Clouds OV OV OV OV OV B1 FW FW FW SC SC SC SC FW FW FW FW CL CL CL PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill 33 Min chill 39 34 29 28 37 30 32 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 39 56 47 56 34 41 25 35 Temp 41 40 53 52 49 49 55 50 43 35 39 36 30 25 34 32 Dewpt 36 37 44 45 48 49 51 46 39 30 28 25 21 20 21 20 PWind dir S S S SW W W W W Wind char LT GN GN GN GN BZ GN GN Avg clouds FW SC B2 B2 OV OV B2 B2 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 0 40 90 50 30 20 10 10 Rain C D D C S C S $$ ILZ019-212200- Ottawa-LaSalle IL 41.35N 88.84W Elev. 494 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 49 31 52 34 56 Temp 45 49 49 45 42 39 34 31 38 48 51 46 43 41 38 35 42 53 56 49 Dewpt 42 41 40 38 36 33 30 27 31 31 30 31 31 33 34 34 38 39 38 38 RH 89 74 71 76 79 79 85 85 76 51 44 55 62 73 85 96 86 59 51 66 Wind dir NE NE N N N N N N NW SW SW SW SW W W W W W W S Wind spd 5 5 6 5 4 5 4 2 2 5 6 6 6 6 5 4 4 5 4 3 Clouds OV OV OV OV OV B1 SC FW FW SC FW FW FW FW FW FW FW CL CL FW PoP 12hr 30 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain S S Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 39 56 47 57 33 41 23 35 Temp 40 40 54 52 49 49 55 49 41 34 38 35 28 24 33 31 Dewpt 37 38 45 46 48 49 50 45 36 27 27 25 20 18 21 20 PWind dir S S S W W W W W Wind char LT LT GN GN GN BZ GN GN Avg clouds FW SC B2 B2 OV OV B2 B1 B1 B1 B1 SC SC SC SC B1 PoP 12hr 0 40 90 50 20 20 5 5 Rain C D L C C S S $$ ILZ106-212200- Joliet-Will IL 41.53N 88.12W Elev. 655 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 50 32 51 34 56 Temp 45 49 50 46 43 40 35 33 39 49 51 46 43 41 37 35 43 53 56 49 Dewpt 41 40 40 38 36 33 30 28 33 34 32 32 32 34 35 35 39 40 39 39 RH 86 71 68 73 76 76 82 82 79 56 48 58 65 76 92100 86 61 53 68 Wind dir N N N NE N N N N W SW SW SW SW W W W W W W S Wind spd 4 5 6 5 4 4 4 2 2 5 8 6 6 6 5 4 4 5 5 3 Clouds OV OV OV OV OV B1 SC FW FW SC SC SC FW FW FW FW FW CL CL FW PoP 12hr 20 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 57 47 57 34 42 24 36 Temp 40 39 54 52 49 49 56 50 42 35 40 36 30 24 34 32 Dewpt 37 38 46 47 49 49 53 48 40 30 29 27 23 20 23 22 PWind dir S S S SW W W W W Wind char LT LT GN GN GN BZ GN GN Avg clouds FW SC B2 OV OV OV B2 B1 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 0 30 90 50 20 20 10 5 Rain C D D C S S S $$ ILZ023-212200- Kankakee-Kankakee IL 41.12N 87.86W Elev. 630 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 51 33 51 34 56 Temp 47 50 50 46 43 41 38 33 40 48 50 45 42 40 37 34 43 53 55 48 Dewpt 43 42 42 40 37 36 33 30 34 35 33 34 33 33 34 34 39 41 40 39 RH 86 74 74 79 79 82 82 89 79 60 52 65 70 76 89100 86 64 57 71 Wind dir NE NE NE NE N N N N NE SW SW SW SW SW W W W W W S Wind spd 4 5 6 5 4 4 3 2 2 3 4 3 4 5 4 3 3 4 3 2 Clouds OV OV OV OV OV B2 SC FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 30 30 0 0 0 QPF 12hr 0.01 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain S C Obvis PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 57 46 57 33 42 23 35 Temp 39 38 54 51 48 50 56 50 42 34 41 35 29 23 34 31 Dewpt 37 38 46 46 48 50 53 48 40 31 29 27 23 20 23 22 PWind dir S S S SW W W W W Wind char LT LT LT GN LT GN GN GN Avg clouds FW SC B2 B2 OV OV B2 B1 B1 B1 B1 B1 SC SC SC B1 PoP 12hr 0 30 90 50 20 20 10 5 Rain C D D C S S S $$ ILZ033-212200- Watseka-Iroquois IL 40.78N 87.73W Elev. 636 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 51 33 51 34 56 Temp 48 51 50 46 43 41 38 34 40 49 51 44 40 38 36 34 44 54 56 48 Dewpt 44 44 43 41 39 37 35 32 34 34 32 32 31 32 32 33 38 40 39 38 RH 86 77 77 83 86 85 89 92 79 56 48 62 70 79 85 96 79 59 53 68 Wind dir NE NE NE NE N N N N NE W SW SW SW SW W W W W W S Wind spd 5 6 6 6 6 4 3 2 2 2 3 3 4 4 4 3 3 4 3 2 Clouds OV OV OV OV OV OV B1 FW CL FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 40 40 0 0 0 QPF 12hr 0.04 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain S C C S Obvis PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 56 46 57 33 43 23 36 Temp 39 38 54 51 49 50 56 50 42 34 41 35 28 23 35 31 Dewpt 36 37 44 45 47 49 52 47 39 29 27 25 21 18 21 20 PWind dir S S S SW W W W W Wind char LT LT LT LT LT GN LT GN Avg clouds FW SC B2 B2 OV OV B2 B2 B1 B1 SC B1 SC SC SC SC PoP 12hr 0 30 90 50 20 10 5 5 Rain C D D C S S $$ ILZ039-212200- Paxton-Ford IL 40.45N 88.10W Elev. 776 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 51 33 52 34 57 Temp 48 51 50 48 44 42 38 34 41 50 52 45 40 38 36 34 44 55 57 49 Dewpt 45 45 46 44 41 38 36 32 35 35 33 33 32 32 33 33 39 42 41 40 RH 89 80 86 86 89 86 92 92 79 56 48 62 73 79 89 96 82 61 55 71 Wind dir NE NE NE NE N N N N NE W W SW SW W W W W W W S Wind spd 6 6 8 9 8 6 5 4 3 3 5 5 5 6 6 5 5 5 5 4 Clouds OV OV OV OV OV OV B1 FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 50 40 0 0 0 QPF 12hr 0.03 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain C C C C C Obvis PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 57 46 59 33 44 22 37 Temp 40 38 54 51 49 50 57 50 42 34 42 35 28 23 36 32 Dewpt 37 37 45 46 48 50 53 47 38 28 28 25 21 18 22 21 PWind dir S S S SW W W W W Wind char LT GN GN GN GN GN GN GN Avg clouds FW B1 B2 OV OV OV B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 0 40 90 40 10 10 5 5 Rain C D D C S $$ INZ001-212200- Crown Point-Lake IN 41.42N 87.34W Elev. 697 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 50 34 50 34 55 Temp 47 50 48 45 43 41 38 34 41 47 49 45 42 40 38 35 44 52 54 47 Dewpt 42 42 40 39 37 36 33 31 34 34 33 33 32 32 33 33 38 39 39 38 RH 83 74 74 79 79 82 82 89 76 60 54 62 67 73 82 92 79 61 57 71 Wind dir N N N N N N NE E E SW SW SW SW SW W W W W W S Wind spd 3 5 6 5 4 4 3 2 3 4 5 5 6 6 6 5 5 5 5 3 Clouds OV OV OV OV OV B2 SC FW SC SC SC SC SC FW FW CL FW CL CL CL PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain S Wind chill 32 Min chill 38 34 34 35 30 32 Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 56 46 57 34 42 24 35 Temp 39 38 53 51 48 50 55 50 43 36 41 35 30 25 34 31 Dewpt 36 36 45 45 48 49 53 48 41 32 29 26 22 20 22 22 PWind dir S S S SW W W W W Wind char LT GN GN GN GN GN GN GN Avg clouds FW SC B1 B2 OV OV B2 B2 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 0 30 90 60 30 20 10 10 Rain C L D L C C S S S $$ INZ010-212200- Kentland-Newton IN 40.77N 87.45W Elev. 673 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 51 33 50 33 55 Temp 48 50 49 45 43 41 37 34 41 48 49 43 40 38 36 34 43 53 55 47 Dewpt 44 44 43 42 39 37 36 33 34 34 33 32 31 31 32 32 38 40 39 38 RH 86 80 80 89 86 85 96 96 76 58 54 65 70 76 85 92 82 61 55 71 Wind dir NE NE NE NE N N N N NE W SW SW SW SW W W W W W SW Wind spd 4 5 6 6 6 4 3 2 2 2 3 3 4 4 4 4 4 4 3 2 Clouds OV OV OV OV OV OV B1 FW CL FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 40 40 0 0 0 QPF 12hr 0.03 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain S S C C Obvis PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 56 46 57 34 43 23 36 Temp 38 38 54 50 48 50 56 50 42 35 41 34 28 23 35 30 Dewpt 36 37 44 45 48 50 53 48 40 31 28 25 21 18 21 21 PWind dir S S S SW W W W W Wind char LT LT LT GN LT GN GN GN Avg clouds FW SC B2 OV OV OV B2 B2 B1 B1 B1 B1 SC SC SC SC PoP 12hr 0 30 90 50 20 10 10 5 Rain C D D C S S $$ INZ011-212200- Rennsselaer-Jasper IN 40.94N 87.15W Elev. 661 ft 815 AM CST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 51 33 49 34 55 Temp 48 50 50 45 43 41 37 33 40 47 49 43 40 39 36 34 43 53 54 46 Dewpt 44 43 42 41 39 37 36 33 35 35 34 33 32 32 32 33 38 39 39 38 RH 86 77 74 86 86 85 96100 82 63 56 67 73 76 85 96 82 59 57 73 Wind dir NE NE N N N N N NE NE W SW SW SW SW W W W W W SW Wind spd 3 4 6 6 5 4 3 2 2 2 3 3 4 5 5 5 5 5 4 2 Clouds OV OV OV OV OV OV B1 FW FW FW FW FW SC FW FW FW FW FW FW CL PoP 12hr 30 40 0 0 0 QPF 12hr 0.01 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain S C S Obvis PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 56 47 57 35 43 23 35 Temp 38 37 54 51 48 50 56 50 43 36 42 35 29 24 34 31 Dewpt 36 36 45 45 48 50 54 49 41 32 29 26 23 19 22 22 PWind dir S S S SW W W W W Wind char LT LT LT GN LT GN GN GN Avg clouds FW SC B2 B2 OV OV B2 B2 B1 B2 B1 B1 B1 SC SC SC PoP 12hr 0 30 90 50 20 10 10 5 Rain C L D C C S S $$ INZ019-212200- Fowler-Benton IN 40.62N 87.32W Elev. 812 ft 915 AM EST Fri Nov 21 2025 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 EST 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 50 34 49 34 55 Temp 48 50 49 46 43 41 38 35 41 47 49 43 40 38 36 35 43 52 54 47 Dewpt 45 45 44 43 41 38 36 34 35 35 34 33 32 32 32 33 38 40 40 39 RH 89 83 83 89 93 89 92 96 79 63 56 67 73 79 85 92 82 63 59 74 Wind dir NE NE NE NE N N N N NE NW W SW SW SW W W W W W SW Wind spd 4 5 6 8 6 5 4 3 2 2 3 2 4 5 5 5 4 4 4 2 Clouds OV OV OV OV OV OV B1 FW FW FW FW FW FW FW FW CL FW FW CL CL PoP 12hr 50 40 0 0 0 QPF 12hr 0.02 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Drizzle Rain S S C C C Obvis PF Date Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 Thu 11/27/25 EST 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 38 55 47 57 35 43 24 35 Temp 39 38 54 50 49 50 56 50 43 36 41 35 29 24 34 31 Dewpt 37 37 44 45 48 50 54 48 41 31 29 25 22 19 22 21 PWind dir S S S SW W W W W Wind char LT LT GN GN LT GN GN GN Avg clouds FW SC B2 B2 OV OV B2 B2 B1 B1 B1 B1 SC SC SC SC PoP 12hr 0 30 90 50 20 10 5 5 Rain C D D C S S $$