FPUS63 KILX 191605 SFTIL ILZ001>013-015>021-023>108-192200- Tabular State Forecast for Illinois National Weather Service Lincoln IL 1105 AM CDT Tue May 19 2026 ROWS INCLUDE... Daily predominant daytime weather 6AM-6PM Forecast temperatures...early morning low/daytime high Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM - indicates temperatures below zero MM indicates missing data FCST FCST FCST FCST FCST FCST FCST Today Wed Thu Fri Sat Sun Mon May 19 May 20 May 21 May 22 May 23 May 24 May 25 ...Northwest IL... Moline/Rock Island Mocldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /71 47/66 43/69 48/65 51/75 55/80 57/84 /40 00/00 00/00 40/70 70/10 10/10 00/10 Sterling/Rock Falls Mocldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /73 46/66 42/68 47/65 50/73 53/79 55/83 /40 00/00 00/00 30/60 60/20 10/10 10/10 ...North central IL... DeKalb Mocldy Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /76 46/64 41/65 46/63 49/72 51/77 53/81 /30 00/00 00/00 10/50 70/40 10/20 20/10 Rockford Mocldy Sunny Ptcldy Shwrs Mocldy Ptcldy Ptcldy /73 46/65 41/64 45/63 48/72 51/79 53/83 /30 00/00 00/00 10/50 70/40 10/20 10/10 ...Northeast IL... Aurora Mocldy Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /78 48/62 43/66 48/65 51/73 53/77 55/81 /40 00/00 00/00 10/60 70/40 20/20 20/10 Chicago Downtown Mocldy Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /80 50/57 47/62 50/64 53/71 55/75 57/78 /30 10/00 00/00 10/60 70/60 10/10 10/20 Chicago O'Hare Mocldy Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /79 49/58 45/62 48/64 51/71 54/76 56/79 /30 10/00 00/00 10/60 70/50 20/20 20/10 Joliet Mocldy Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /79 50/63 44/67 48/66 52/73 54/78 56/80 /40 10/00 00/00 10/60 70/30 10/20 20/20 Kankakee Mocldy Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /80 51/62 43/69 47/68 52/74 54/78 55/80 /30 10/00 00/00 20/60 60/20 20/20 10/20 Waukegan Mocldy Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /78 47/56 44/57 46/60 48/68 51/73 53/76 /40 00/00 00/00 10/50 80/60 10/20 20/10 ...West central IL... Jerseyville Tstrms Mocldy Ptcldy Tstrms Ptcldy Mocldy Ptcldy /78 52/67 47/70 53/69 54/77 57/79 58/81 /50 20/20 00/10 50/80 50/20 40/40 20/40 Macomb Shwrs Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /72 48/67 44/69 50/65 52/75 55/80 57/82 /60 10/00 00/00 50/80 80/10 20/20 20/10 Quincy Tstrms Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /71 51/67 48/70 54/67 54/76 57/81 59/83 /60 10/10 00/10 50/80 70/10 20/20 10/20 ...Central IL... Decatur Mocldy Mocldy Ptcldy Tstrms Ptcldy Mocldy Ptcldy /77 54/67 45/69 52/68 55/76 58/78 59/80 /30 20/10 00/00 30/80 80/10 30/30 20/20 LaSalle/Peru Shwrs Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /76 49/66 44/69 49/66 52/74 55/79 56/82 /50 10/00 00/00 30/60 60/20 20/30 20/10 Peoria Tstrms Ptcldy Ptcldy Shwrs Ptcldy Ptcldy Ptcldy /72 51/68 44/71 50/67 54/76 56/80 58/83 /60 10/00 00/00 40/70 70/10 10/20 20/20 Pontiac Tstrms Ptcldy Ptcldy Shwrs Mocldy Ptcldy Ptcldy /78 51/66 42/70 48/67 53/76 55/79 57/82 /50 10/00 00/00 30/70 70/20 10/30 30/20 Springfield Tstrms Mocldy Ptcldy Tstrms Ptcldy Mocldy Ptcldy /75 53/69 45/71 52/68 55/77 58/80 59/82 /60 20/00 00/00 50/80 70/10 30/30 20/20 ...East central IL... Champaign/Urbana Mocldy Mocldy Ptcldy Shwrs Mocldy Mocldy Mocldy /79 54/67 45/69 50/68 55/76 58/78 59/80 /30 20/10 00/00 30/70 70/20 30/30 20/30 Charleston/Mattoon Mocldy Mocldy Ptcldy Tstrms Ptcldy Mocldy Mocldy /79 56/67 47/68 53/69 58/76 59/78 61/79 /40 40/20 00/00 40/80 70/10 40/40 30/40 ...Southwest IL... Belleville Tstrms Mocldy Ptcldy Tstrms Ptcldy Mocldy Tstrms /79 57/69 53/72 57/73 59/80 61/81 62/82 /50 40/20 00/10 70/80 60/30 40/40 40/50 Chester Tstrms Mocldy Mocldy Tstrms Ptcldy Tstrms Tstrms /81 56/68 53/72 56/75 58/80 60/80 61/81 /60 60/20 00/10 80/80 70/40 50/50 50/50 ...South central IL... Carbondale Tstrms Shwrs Mocldy Tstrms Ptcldy Tstrms Tstrms /84 60/70 56/74 59/77 61/81 62/81 63/82 /60 70/60 10/10 80/90 70/30 50/50 50/60 Centralia Tstrms Mocldy Ptcldy Tstrms Ptcldy Mocldy Tstrms /81 58/69 53/71 57/73 60/79 62/80 63/81 /50 50/20 10/10 70/90 70/20 40/40 40/50 Mount Vernon Tstrms Tstrms Ptcldy Tstrms Ptcldy Mocldy Tstrms /83 59/70 53/72 57/75 60/80 62/81 63/82 /70 60/60 10/10 70/90 70/20 50/40 50/50 ...Southeast IL... Lawrenceville Tstrms Shwrs Ptcldy Tstrms Mocldy Mocldy Tstrms /85 61/69 54/71 57/74 62/80 63/81 64/82 /60 60/50 10/10 60/90 80/30 40/40 50/50 $$