Point Forecast Matrices
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
155 FOUS53 KLOT 231215 PFMLOT Point Forecast Matrices National Weather Service Chicago/Romeoville IL 715 AM CDT Fri May 23 2025 ILZ104-232100- Chicago O`Hare International Airport-Cook IL 41.99N 87.91W Elev. 667 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 65 43 63 46 65 Temp 58 64 62 57 50 47 44 46 58 62 62 57 51 48 46 49 60 64 65 60 Dewpt 40 39 40 39 39 39 39 40 41 42 42 41 40 40 40 41 43 42 42 40 RH 51 40 44 51 66 74 82 79 53 48 48 55 66 74 79 74 53 45 43 47 Wind dir N NW NE NE E NE NE NE NE NE NE NE E NE NE NE NE NE NE NE Wind spd 8 11 11 8 4 2 1 2 4 6 9 6 4 3 3 4 6 10 10 9 Clouds FW SC SC SC SC FW FW FW FW SC SC SC SC SC SC SC SC SC FW SC PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 64 50 63 51 67 52 74 Temp 48 48 63 59 51 53 63 61 52 52 65 63 54 54 71 70 Dewpt 41 43 45 44 45 47 50 49 48 49 51 49 48 48 51 50 PWind dir NE NE NE NE N N NW NW Wind char LT GN LT GN LT GN LT LT Avg clouds FW SC SC SC B1 B2 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 30 30 20 10 20 Rain shwrs S S C C C S S $$ ILZ003-232100- Greater Rockford Airport-Winnebago IL 42.20N 89.11W Elev. 745 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 43 67 44 69 Temp 58 64 66 63 52 46 44 46 58 64 67 64 53 47 44 47 60 66 69 64 Dewpt 42 42 40 41 42 41 39 40 42 42 41 42 41 40 39 41 43 42 41 42 RH 55 45 38 44 69 83 82 79 55 45 39 45 64 76 82 79 53 42 36 45 Wind dir N NW N N NE E E E E N N NE E E E NE NE NE NE E Wind spd 6 10 11 8 4 2 2 2 3 5 6 6 5 3 3 4 6 9 9 8 Clouds FW SC SC B1 SC SC FW FW FW SC SC B1 SC SC SC SC SC SC SC SC PoP 12hr 0 5 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 68 47 66 49 70 50 74 Temp 45 46 67 63 48 49 65 63 50 50 67 67 51 52 72 70 Dewpt 39 41 44 43 43 46 49 49 47 47 51 49 47 48 52 51 PWind dir E E NE NE N N NW NW Wind char LT GN LT GN LT GN LT LT Avg clouds SC SC SC B1 B1 B2 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 0 10 20 40 20 20 10 20 Rain shwrs S C C S S S S S $$ ILZ104-232100- Chicago Midway Airport-Cook IL 41.78N 87.76W Elev. 612 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 64 45 62 47 63 Temp 59 64 61 57 51 49 46 47 58 62 61 56 52 49 47 49 59 62 63 59 Dewpt 40 39 40 39 39 40 40 41 42 42 41 41 41 41 42 43 43 42 42 41 RH 49 40 46 51 63 71 79 79 55 48 48 57 66 74 83 80 55 48 46 51 Wind dir N N NE NE E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE Wind spd 8 11 11 9 4 2 2 2 4 8 10 9 5 3 3 4 6 10 10 9 Clouds SC SC SC SC SC FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 63 51 62 51 66 52 73 Temp 49 49 62 58 52 53 62 60 53 52 64 62 54 54 71 69 Dewpt 42 44 45 45 46 49 50 50 49 50 51 49 48 50 50 50 PWind dir NE NE NE NE N N NW NW Wind char LT GN LT GN LT GN LT LT Avg clouds SC SC SC B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 40 30 20 10 20 Rain shwrs S S C C C S S $$ ILZ021-232100- Morris-Grundy IL 41.43N 88.42W Elev. 569 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 69 44 68 46 70 Temp 61 67 69 65 52 47 44 47 60 65 68 64 54 49 46 50 62 68 70 65 Dewpt 45 43 42 42 41 40 40 42 44 44 44 44 41 40 40 42 44 44 43 42 RH 56 42 37 43 66 76 86 83 55 46 42 48 61 71 79 74 52 42 38 43 Wind dir N NW NW N E E E E E NE N NE E E NE NE NE NE NE E Wind spd 6 11 12 8 4 2 2 3 4 4 5 8 6 5 4 5 8 10 10 10 Clouds FW SC B1 B1 B1 SC SC FW FW SC SC B1 B1 SC SC SC SC SC SC SC PoP 12hr 10 5 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 70 50 67 51 71 51 76 Temp 47 48 69 65 53 53 65 64 54 53 68 68 53 54 73 72 Dewpt 40 43 46 46 45 49 52 51 49 50 54 51 48 50 54 54 PWind dir NE E NE NE N N NW NW Wind char LT GN GN GN LT GN LT LT Avg clouds SC SC B1 B1 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 40 20 10 5 20 Rain shwrs S C C S S S $$ ILZ006-232100- Waukegan-Lake IL 42.42N 87.87W Elev. 745 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 58 40 56 43 58 Temp 54 58 55 53 47 43 40 43 54 55 55 52 47 44 43 47 55 58 58 54 Dewpt 40 41 41 40 40 39 38 40 43 43 42 42 41 40 40 41 44 44 44 42 RH 59 53 59 61 76 86 92 89 66 64 61 69 79 86 89 79 66 59 59 64 Wind dir N N NE E E N N N NE NE E E E N N N NE E E NE Wind spd 9 10 9 6 2 2 2 2 4 6 8 4 3 2 2 3 6 9 9 6 Clouds FW SC SC SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 44 59 48 59 49 63 50 72 Temp 46 47 58 55 48 51 57 56 51 51 60 60 52 53 70 68 Dewpt 40 43 46 45 44 47 50 49 47 48 51 50 47 48 52 51 PWind dir NE NE NE NE N N NW NW Wind char LT GN LT GN LT GN LT LT Avg clouds SC SC SC SC B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 5 20 30 30 20 10 20 Rain shwrs S S C C C S S S $$ ILZ021-232100- Pontiac-Livingston IL 40.92N 88.63W Elev. 648 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 70 46 69 48 70 Temp 62 67 69 67 54 48 46 48 60 66 69 66 54 50 48 51 62 67 70 66 Dewpt 45 43 42 43 44 42 41 42 45 46 45 45 42 40 40 41 44 45 44 42 RH 54 42 37 42 69 80 83 80 58 48 42 47 64 68 74 68 52 45 39 42 Wind dir W NW NW N E E E E E NE NE NE E E E E E NE NE E Wind spd 11 14 13 9 4 3 2 3 4 4 4 8 8 6 5 5 9 10 10 11 Clouds FW SC B1 B1 B2 B1 SC SC SC SC SC B1 B1 B1 B1 SC SC SC B1 SC PoP 12hr 10 5 5 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 70 51 67 51 71 51 76 Temp 48 49 68 65 53 53 65 65 52 52 67 68 53 53 73 72 Dewpt 39 42 47 47 46 49 54 53 49 50 54 53 49 50 55 54 PWind dir NE E NE NE N N NW NW Wind char GN GN GN GN LT GN LT GN Avg clouds SC B1 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 10 20 20 40 20 10 5 20 Rain shwrs S S S C C S S $$ INZ002-232100- Valparaiso-Porter IN 41.45N 87.00W Elev. 770 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 60 41 61 42 64 Temp 57 60 60 56 48 44 41 45 56 60 60 56 48 45 42 47 59 64 63 58 Dewpt 41 40 40 39 39 38 38 41 43 42 41 39 39 39 39 41 43 42 41 41 RH 55 47 47 53 71 79 89 86 62 51 49 53 71 79 89 79 55 45 44 53 Wind dir N N N N NE NE N N N N N N NE NE NE NE NE N N N Wind spd 10 12 11 9 3 1 1 2 4 10 11 8 3 2 2 3 5 9 9 9 Clouds SC SC SC SC SC FW FW FW FW FW SC SC SC SC SC SC SC SC SC FW PoP 12hr 5 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 43 67 50 65 51 66 50 72 Temp 45 48 67 61 52 54 65 60 53 53 65 62 51 52 71 68 Dewpt 40 43 44 45 45 48 51 51 50 50 51 49 48 50 50 51 PWind dir NE NE NE NE N N NW NW Wind char LT GN LT GN LT LT LT LT Avg clouds FW SC B1 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 40 30 20 10 20 Rain shwrs S S C C S S S $$ ILZ005-232100- Woodstock-McHenry IL 42.31N 88.44W Elev. 950 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 63 39 63 42 66 Temp 56 61 63 60 47 42 39 42 56 61 63 60 48 43 42 46 59 65 66 61 Dewpt 41 42 41 41 40 39 38 40 43 43 44 44 41 40 39 41 45 44 45 44 RH 57 49 44 49 76 89 96 93 62 51 50 55 77 89 89 83 60 46 47 53 Wind dir N NW N N E E NE NE NE N NE E E E NE NE NE NE NE E Wind spd 8 11 11 8 3 1 1 2 3 5 6 6 4 2 2 3 5 9 9 8 Clouds FW SC SC SC SC FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 42 66 47 64 48 68 49 73 Temp 44 46 65 62 47 50 63 61 50 49 65 65 50 51 71 69 Dewpt 39 41 47 45 43 47 52 51 47 48 53 51 47 48 54 54 PWind dir NE E NE NE NE N NW NW Wind char LT GN LT GN LT GN LT LT Avg clouds FW SC SC B1 B1 B2 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 30 20 20 10 20 Rain shwrs S S C S S S S $$ ILZ008-232100- Oregon-Ogle IL 42.01N 89.33W Elev. 697 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 67 43 67 45 69 Temp 58 64 67 63 52 46 44 46 59 65 67 64 54 48 45 48 60 66 69 65 Dewpt 43 43 41 42 42 42 40 41 43 43 42 43 42 40 39 41 44 43 42 42 RH 57 46 39 46 69 86 86 83 55 45 40 46 64 74 79 77 55 43 37 43 Wind dir N NW NW N NE E E E E N N NE E E E NE NE NE NE E Wind spd 5 9 10 9 4 2 2 2 3 5 5 5 4 4 3 4 5 9 8 6 Clouds FW SC SC B1 B1 SC SC FW FW SC SC B1 B1 SC B1 SC SC SC SC B1 PoP 12hr 5 5 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 44 69 48 66 49 71 50 75 Temp 46 46 67 64 48 50 64 63 51 50 68 68 51 52 73 71 Dewpt 39 41 45 44 43 46 50 49 47 48 51 50 47 48 52 52 PWind dir E E NE NE N N NW NW Wind char LT GN LT GN LT LT LT LT Avg clouds SC SC SC B1 B1 B2 B1 B1 B1 SC B1 SC SC SC SC SC PoP 12hr 5 10 20 40 20 20 10 20 Rain shwrs S C C S S S S S $$ ILZ011-232100- Sycamore-DeKalb IL 41.98N 88.69W Elev. 863 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 42 65 44 68 Temp 58 64 66 62 50 45 43 46 57 63 65 62 51 45 44 47 60 66 68 63 Dewpt 42 42 41 41 41 40 39 41 43 43 42 43 41 40 39 41 43 43 42 42 RH 55 45 40 46 71 82 86 83 59 48 43 50 68 82 82 79 53 43 39 46 Wind dir N NW NW N E SE E E E N N NE E E E NE NE NE NE E Wind spd 8 11 11 9 4 2 2 3 4 5 6 6 5 4 4 5 8 10 10 9 Clouds FW SC SC B1 SC SC FW FW FW SC SC B1 SC SC SC SC SC SC B1 SC PoP 12hr 5 5 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 68 48 65 49 69 49 74 Temp 45 47 67 63 49 51 65 63 51 50 67 65 51 53 71 69 Dewpt 39 41 45 45 43 47 51 50 47 48 52 51 47 48 53 53 PWind dir NE E NE NE N N NW NW Wind char LT GN LT GN LT GN LT GN Avg clouds SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 40 20 20 10 20 Rain shwrs S C C S S S S $$ ILZ010-232100- Dixon-Lee IL 41.85N 89.45W Elev. 697 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 68 44 68 46 69 Temp 59 65 68 64 54 47 45 47 59 65 68 64 55 50 46 49 60 66 69 65 Dewpt 45 44 43 44 44 43 42 42 44 44 44 44 43 42 41 42 45 44 43 44 RH 60 46 40 48 69 86 89 83 57 46 42 48 64 74 83 77 58 45 39 46 Wind dir N NW NW N NE E E E E NE N NE NE E E E E NE NE NE Wind spd 6 9 10 8 4 2 2 3 3 5 5 5 5 5 4 4 6 9 8 6 Clouds FW SC B1 B1 B1 SC SC FW FW SC SC B1 B1 SC SC SC SC SC B1 B1 PoP 12hr 5 5 5 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 45 69 49 66 49 71 50 74 Temp 47 47 67 64 50 51 64 62 51 50 67 67 52 53 71 70 Dewpt 41 41 46 45 45 47 52 51 49 49 53 51 49 50 54 54 PWind dir E E NE NE N N NW NW Wind char LT GN LT GN LT LT LT LT Avg clouds SC SC B1 B1 B2 B2 B1 B1 B1 SC B1 SC SC SC SC SC PoP 12hr 5 10 20 40 20 20 5 20 Rain shwrs S C C S S S S S $$ ILZ012-232100- Geneva-Kane IL 41.88N 88.31W Elev. 727 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 41 65 44 68 Temp 59 65 66 62 50 45 42 45 58 63 65 61 51 46 44 47 61 66 68 63 Dewpt 42 42 41 41 40 40 39 41 43 43 43 44 41 40 40 41 44 44 43 42 RH 53 43 40 46 68 82 89 86 57 48 45 53 68 79 86 79 53 45 40 46 Wind dir N NW N N E NE NE E E N N NE E E NE NE NE NE NE NE Wind spd 8 11 12 9 4 2 2 3 4 5 6 6 5 3 3 4 8 10 10 9 Clouds FW SC SC SC SC SC FW FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 5 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 68 49 65 50 69 50 74 Temp 47 47 67 63 49 51 65 63 51 52 67 66 52 53 72 70 Dewpt 39 43 46 46 45 48 52 51 48 50 53 51 48 50 53 53 PWind dir NE E NE NE N N NW NW Wind char LT GN LT GN LT GN LT GN Avg clouds SC SC B1 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 30 20 20 10 20 Rain shwrs S S C S S S S $$ ILZ020-232100- Yorkville-Kendall IL 41.64N 88.45W Elev. 618 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 68 43 67 45 69 Temp 60 66 68 63 51 45 43 46 59 65 67 62 52 48 45 48 61 67 69 64 Dewpt 44 43 41 41 40 40 40 41 44 44 44 44 41 40 40 42 44 44 43 42 RH 55 43 37 44 66 82 89 83 57 46 43 52 66 74 82 80 53 43 39 45 Wind dir N NW NW N E E E E E N N NE E E NE NE NE NE NE E Wind spd 6 11 11 9 4 2 2 3 4 4 5 8 6 5 4 5 8 10 10 10 Clouds FW SC B1 B1 B1 SC SC FW FW SC SC B1 B1 SC SC SC SC SC SC SC PoP 12hr 5 5 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 44 69 50 67 50 70 50 75 Temp 47 47 67 63 51 52 65 63 52 52 68 66 52 53 73 71 Dewpt 39 43 46 46 45 48 52 51 49 50 54 51 48 50 54 54 PWind dir NE E NE NE N N NW NW Wind char LT GN GN GN LT GN LT GN Avg clouds SC SC B1 B1 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 30 20 10 5 20 Rain shwrs S S C S S S $$ ILZ013-232100- Wheaton-DuPage IL 41.86N 88.11W Elev. 752 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 43 65 46 67 Temp 59 65 65 60 51 46 44 47 59 64 64 59 52 48 46 49 62 66 67 62 Dewpt 40 40 39 39 38 39 39 41 41 42 42 42 40 40 41 41 42 42 42 40 RH 49 40 38 46 61 76 82 79 51 45 45 53 63 74 83 74 48 42 40 44 Wind dir N NW N NE E NE NE NE NE NE NE NE E NE NE NE NE NE NE NE Wind spd 8 11 11 9 4 2 2 2 3 6 9 9 5 3 3 4 6 10 10 9 Clouds FW SC SC SC SC SC FW FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 5 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 66 50 64 51 69 52 74 Temp 47 48 65 62 51 52 63 61 52 53 66 66 53 54 72 71 Dewpt 40 43 45 44 45 48 51 50 48 50 52 50 48 49 52 51 PWind dir NE NE NE NE N N NW NW Wind char LT GN LT GN LT GN LT LT Avg clouds SC SC SC B1 B1 B2 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 30 20 20 10 20 Rain shwrs S S C S S S S $$ ILZ019-232100- Ottawa-LaSalle IL 41.35N 88.84W Elev. 494 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 68 45 68 47 69 Temp 61 65 68 66 54 48 45 48 59 65 68 65 55 51 47 50 60 66 69 66 Dewpt 45 43 42 42 42 40 40 41 43 43 43 43 40 38 39 40 43 42 41 41 RH 56 45 39 42 64 74 82 77 55 45 40 45 57 61 74 68 53 42 36 40 Wind dir NW NW NW N E E E E E NE NE NE E E E E E NE NE E Wind spd 9 12 12 9 5 3 3 3 4 4 5 5 8 6 5 6 9 10 10 10 Clouds FW SC B1 B1 B1 SC SC SC FW SC SC B1 B1 SC SC SC SC SC SC SC PoP 12hr 10 5 5 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 69 50 67 51 71 52 75 Temp 49 49 67 65 52 53 64 64 53 53 67 68 54 54 72 71 Dewpt 38 41 44 45 44 47 51 50 47 49 51 50 47 48 52 52 PWind dir NE E NE NE N N NW NW Wind char LT GN GN GN LT GN LT GN Avg clouds SC SC B1 B1 B2 B2 B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 5 10 20 40 20 10 5 20 Rain shwrs S S C C S S $$ ILZ106-232100- Joliet-Will IL 41.53N 88.12W Elev. 655 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 67 43 66 46 68 Temp 59 65 67 61 51 46 44 46 59 64 66 60 52 48 46 49 62 66 68 62 Dewpt 44 43 41 42 40 40 40 42 44 44 44 43 41 41 41 43 44 44 43 41 RH 57 45 39 49 66 79 86 86 57 48 45 53 66 77 83 80 52 45 40 46 Wind dir N NW NW NE E E E NE E N NE NE E E NE NE NE NE NE NE Wind spd 6 11 12 9 4 2 2 3 4 5 6 8 5 4 3 4 6 9 10 9 Clouds FW SC SC B1 B1 SC FW FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 5 0 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 68 50 66 51 70 51 76 Temp 46 48 67 62 51 53 64 62 53 53 68 66 53 54 73 71 Dewpt 41 44 46 46 46 49 52 51 50 51 54 51 49 50 54 53 PWind dir NE NE NE NE N N NW NW Wind char LT GN LT GN LT GN LT LT Avg clouds SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 40 20 10 5 20 Rain shwrs S S C S S S $$ ILZ023-232100- Kankakee-Kankakee IL 41.12N 87.86W Elev. 630 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 67 43 66 45 68 Temp 60 65 67 61 49 46 43 46 58 64 66 60 52 48 45 48 61 66 68 61 Dewpt 45 43 42 43 41 40 40 41 44 44 43 42 40 39 39 41 43 43 42 41 RH 58 45 40 51 74 79 89 83 59 48 43 51 63 71 79 77 51 43 39 48 Wind dir NW NW NW NE NE E E E E N NE NE NE NE NE NE NE NE NE NE Wind spd 8 12 12 10 5 2 2 2 3 5 9 8 5 4 3 4 6 9 10 10 Clouds FW SC B1 B1 B1 SC SC SC FW SC SC B1 B1 SC SC SC SC SC SC SC PoP 12hr 10 5 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 44 68 50 65 50 69 50 74 Temp 47 47 67 62 52 53 64 61 51 53 67 65 52 53 72 69 Dewpt 40 44 46 46 47 49 53 52 49 51 54 51 48 50 53 53 PWind dir NE E NE NE N N NW NW Wind char LT GN LT GN LT LT LT LT Avg clouds SC SC B1 B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 40 20 10 5 20 Rain shwrs S S C S S S $$ ILZ033-232100- Watseka-Iroquois IL 40.78N 87.73W Elev. 636 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 67 45 68 46 69 Temp 61 65 67 63 52 47 45 48 59 66 68 63 53 49 46 49 61 67 69 64 Dewpt 44 43 41 43 42 41 40 41 43 43 42 42 40 38 38 40 43 42 41 40 RH 53 45 39 48 69 79 82 77 55 43 39 46 61 66 73 71 51 40 36 41 Wind dir W NW NW N NE E E E E N N NE NE NE NE NE NE NE NE NE Wind spd 12 13 12 9 5 2 2 2 3 5 5 6 5 4 4 4 5 8 8 8 Clouds FW SC B1 B1 B1 SC SC SC SC SC SC B1 B1 SC B1 B1 SC SC SC SC PoP 12hr 10 5 5 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 69 50 67 50 69 50 74 Temp 47 48 67 64 52 53 66 63 52 53 67 65 52 53 72 71 Dewpt 39 41 45 45 46 49 53 52 49 51 54 51 48 50 52 52 PWind dir NE E NE NE N NW NW NW Wind char LT GN LT GN LT LT LT LT Avg clouds SC B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 10 20 20 40 20 10 5 20 Rain shwrs S S S S C S S S $$ ILZ039-232100- Paxton-Ford IL 40.45N 88.10W Elev. 776 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 69 46 68 48 69 Temp 63 68 69 67 55 50 46 49 60 66 68 66 54 51 48 50 60 66 69 65 Dewpt 44 42 41 42 44 42 41 41 44 45 45 44 41 40 39 40 43 44 42 41 RH 50 39 36 40 66 74 83 74 55 47 43 45 61 66 71 68 53 45 37 41 Wind dir W NW NW N NE E E E E NE N NE NE E NE E NE NE NE NE Wind spd 13 16 14 9 4 4 3 4 4 5 5 5 6 6 5 6 9 10 10 10 Clouds FW SC B1 B1 B2 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 10 5 5 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 68 50 67 51 70 51 75 Temp 49 49 66 64 52 53 66 64 53 53 67 67 53 54 74 71 Dewpt 39 41 46 46 46 49 54 53 49 50 54 51 49 49 53 53 PWind dir NE E NE NE NW NW NW NW Wind char GN GN GN GN LT GN LT LT Avg clouds B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 10 20 20 40 20 10 5 20 Rain shwrs S S S C C S S $$ INZ001-232100- Crown Point-Lake IN 41.42N 87.34W Elev. 697 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 62 40 61 43 64 Temp 57 61 61 56 47 43 40 45 57 61 60 56 48 46 43 48 59 64 63 58 Dewpt 42 42 42 40 40 39 39 41 43 43 42 41 41 40 39 42 43 43 42 41 RH 57 49 49 55 76 86 96 86 59 51 51 57 77 79 86 80 55 46 46 53 Wind dir N N N NE NE NE NE NE NE N N NE NE NE NE NE NE NE NE NE Wind spd 9 10 11 9 3 1 1 2 3 9 11 8 4 3 3 4 6 9 10 9 Clouds SC SC SC SC SC SC FW FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 5 0 0 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 66 50 64 50 66 50 73 Temp 46 48 66 59 52 54 64 60 52 53 65 63 52 53 72 68 Dewpt 41 44 46 46 46 49 52 51 50 51 53 51 48 50 52 52 PWind dir NE NE NE NE N N NW NW Wind char LT GN LT GN LT GN LT LT Avg clouds SC SC B1 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 40 20 20 5 20 Rain shwrs S S C S S S S $$ INZ010-232100- Kentland-Newton IN 40.77N 87.45W Elev. 673 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 67 43 67 46 68 Temp 61 66 67 62 50 46 43 46 59 65 67 62 52 48 46 48 60 66 68 62 Dewpt 44 43 41 43 42 40 40 41 43 43 42 42 40 38 38 40 43 42 41 41 RH 53 43 39 50 74 79 89 83 55 45 40 48 63 68 73 74 53 42 37 46 Wind dir W NW NW N NE E E E E N N NE NE NE NE NE NE NE NE NE Wind spd 12 13 13 9 4 2 2 2 2 5 6 6 5 4 3 4 5 8 8 8 Clouds FW SC B1 SC B1 SC SC SC FW SC SC B1 B1 SC B1 SC SC SC SC SC PoP 12hr 10 5 5 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 44 68 50 67 51 69 50 74 Temp 47 48 67 62 52 53 66 62 53 53 67 65 52 53 72 69 Dewpt 39 42 45 46 47 49 53 53 50 51 54 51 49 50 52 53 PWind dir NE E NE NE N NW NW NW Wind char LT GN LT GN LT LT LT LT Avg clouds SC SC B1 B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 10 20 20 40 20 10 5 20 Rain shwrs S S S S C S S S $$ INZ011-232100- Rennsselaer-Jasper IN 40.94N 87.15W Elev. 661 ft 715 AM CDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 43 65 44 68 Temp 58 65 65 61 50 47 44 47 57 63 65 60 51 47 44 48 60 66 68 62 Dewpt 44 43 43 42 41 39 39 40 43 43 42 41 40 38 38 41 43 42 41 41 RH 59 45 45 49 71 74 82 76 59 48 43 49 66 71 79 77 53 42 37 46 Wind dir NW NW N N NE E E NE NE N N NE NE NE NE NE NE NE N N Wind spd 11 11 10 10 4 1 1 2 2 6 10 6 4 3 3 3 5 8 8 8 Clouds FW SC B1 SC B1 SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 10 0 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 69 50 67 51 69 50 74 Temp 47 48 67 63 52 52 66 62 53 53 67 65 52 53 71 69 Dewpt 39 42 45 46 46 49 53 53 50 52 54 51 49 50 52 52 PWind dir NE E NE NE N N NW NW Wind char LT GN LT GN LT LT LT LT Avg clouds SC SC B1 B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 10 20 40 20 10 5 20 Rain shwrs S S C S S S $$ INZ019-232100- Fowler-Benton IN 40.62N 87.32W Elev. 812 ft 815 AM EDT Fri May 23 2025 Date Fri 05/23/25 Sat 05/24/25 Sun 05/25/25 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 66 43 67 46 68 Temp 61 65 66 62 51 46 43 47 58 64 67 62 52 49 46 49 59 66 68 62 Dewpt 44 43 41 44 42 40 40 41 43 43 43 43 41 39 38 40 43 42 42 41 RH 53 45 40 52 71 79 89 79 57 46 42 50 66 68 73 71 55 42 39 46 Wind dir W NW NW N NE E E E E N N NE NE NE NE NE NE NE NE NE Wind spd 14 16 14 9 4 2 2 2 2 5 6 6 5 4 4 5 6 8 6 6 Clouds FW SC B1 SC B1 SC SC SC FW SC SC B1 B1 SC B1 B1 B1 SC SC SC PoP 12hr 10 5 5 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 05/26/25 Tue 05/27/25 Wed 05/28/25 Thu 05/29/25 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 45 68 51 67 51 69 51 74 Temp 47 48 66 63 53 54 66 62 52 52 67 65 53 53 71 69 Dewpt 39 42 46 47 47 49 54 54 51 52 54 52 49 50 52 53 PWind dir NE E NE NE N NW NW NW Wind char LT GN LT GN LT LT LT LT Avg clouds SC B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 5 20 20 40 20 10 5 20 Rain shwrs S S S S C S S S $$