Tabular State Forecast
Issued by NWS
Issued by NWS
711
FPUS63 KILX 152105
SFTIL
ILZ001>013-015>021-023>108-161000-
Tabular State Forecast for Illinois
National Weather Service Lincoln IL
405 PM CDT Sat Aug 15 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
Sun Mon Tue Wed Thu Fri Sat
Aug 16 Aug 17 Aug 18 Aug 19 Aug 20 Aug 21 Aug 22
...Northwest IL...
Moline/Rock Island
Ptcldy MM Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
73/85 64/81 64/83 67/78 60/77 61/78 62/79
70/20 10/00 00/20 80/80 10/10 10/20 20/20
Sterling/Rock Falls
Ptcldy MM Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
72/85 62/81 61/83 64/78 57/77 58/77 60/79
60/30 10/00 00/20 80/80 20/10 10/20 20/20
...North central IL...
DeKalb
Mocldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
71/84 63/79 61/81 64/76 57/75 57/76 59/77
60/30 10/00 00/20 80/80 10/10 10/20 20/20
Rockford
Ptcldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
72/84 62/81 61/82 63/77 56/76 57/77 59/78
60/30 00/00 00/40 80/80 10/10 10/20 20/20
...Northeast IL...
Aurora
Mocldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
71/84 65/80 61/81 65/77 58/76 58/76 60/77
60/40 10/00 00/10 80/80 20/10 10/20 20/20
Chicago Downtown
Mocldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
73/86 70/77 66/82 68/76 64/75 63/77 65/78
60/40 20/00 00/10 70/70 10/00 10/10 20/20
Chicago O`Hare
Mocldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
73/85 68/81 65/82 67/77 61/76 61/78 62/79
60/40 10/00 00/20 70/70 10/00 10/10 20/20
Joliet
Mocldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
73/86 67/81 63/82 67/78 60/76 60/77 61/78
60/40 20/00 00/10 70/70 20/10 10/20 20/20
Kankakee
Tstrms Sunny Ptcldy Tstrms Ptcldy Ptcldy Ptcldy
72/85 66/80 61/82 65/78 59/76 57/76 59/77
60/50 30/00 00/10 70/70 20/10 10/20 20/20
Waukegan
Ptcldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
71/85 66/78 63/82 64/75 59/74 59/76 61/77
60/30 10/00 00/30 70/70 10/00 10/10 20/20
...West central IL...
Jerseyville
Ptcldy Sunny Sunny Ptcldy Ptcldy Ptcldy Sunny
74/91 68/84 63/87 69/86 64/80 61/82 62/82
20/20 30/00 00/00 30/30 20/20 20/20 10/10
Macomb
Ptcldy MM Ptcldy Shwrs Ptcldy Ptcldy Ptcldy
72/84 64/80 62/83 67/79 60/76 59/77 61/78
50/30 20/00 00/10 70/70 10/10 10/10 20/20
Quincy
Ptcldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Sunny
75/87 67/82 66/87 70/82 65/79 64/81 65/82
50/30 20/00 00/00 60/60 10/10 10/10 10/10
...Central IL...
Decatur
Ptcldy Sunny Sunny Tstrms Ptcldy Ptcldy Sunny
74/87 68/82 62/84 68/81 61/77 59/78 60/79
50/40 30/00 00/00 40/50 40/10 10/10 10/10
LaSalle/Peru
Ptcldy MM Ptcldy Shwrs Ptcldy Ptcldy Sunny
72/85 65/80 63/82 67/78 59/76 59/76 61/77
60/40 20/00 00/10 70/70 10/10 10/20 20/20
Peoria
Ptcldy Sunny Ptcldy Shwrs Ptcldy Ptcldy Sunny
75/86 67/82 64/84 68/80 62/77 61/78 63/79
60/40 20/00 00/00 70/70 10/10 10/10 20/10
Pontiac
Tstrms Sunny Ptcldy Tstrms Ptcldy Ptcldy Ptcldy
73/86 66/81 62/83 67/79 59/76 58/77 60/78
60/50 30/00 00/00 70/70 20/10 10/20 20/20
Springfield
Ptcldy Sunny Sunny Tstrms Ptcldy Ptcldy Sunny
75/89 68/83 63/85 69/83 63/79 61/80 62/81
50/40 30/00 00/00 50/50 30/10 20/20 10/10
...East central IL...
Champaign/Urbana
Tstrms Ptcldy Sunny Tstrms Ptcldy Ptcldy Sunny
73/86 68/81 62/82 67/80 60/76 59/77 60/78
60/50 40/00 00/00 50/60 30/10 10/10 20/10
Charleston/Mattoon
Ptcldy Ptcldy Sunny Tstrms Ptcldy Sunny Sunny
74/89 69/83 62/85 67/83 61/78 59/79 60/80
30/40 40/00 00/00 30/60 50/20 10/10 10/10
...Southwest IL...
Belleville
Ptcldy Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy
76/96 72/86 67/90 72/91 68/83 65/84 65/85
10/20 40/10 00/00 20/30 30/30 20/20 10/10
Chester
Ptcldy Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy
74/97 71/85 65/89 70/92 67/83 63/83 63/84
10/20 40/20 00/00 10/30 40/40 20/20 20/10
...South central IL...
Carbondale
Ptcldy Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy
76/99 72/88 67/91 70/94 69/86 65/86 64/86
00/10 30/30 00/00 10/20 40/40 20/20 10/10
Centralia
Ptcldy Ptcldy Sunny Ptcldy Ptcldy Ptcldy Sunny
75/95 72/86 65/88 70/90 66/82 62/83 63/84
10/20 30/20 00/00 10/30 30/30 10/20 10/10
Mount Vernon
Ptcldy Ptcldy Sunny Ptcldy Ptcldy Ptcldy Sunny
75/97 72/88 65/90 69/92 66/84 62/85 62/85
00/10 30/20 00/00 10/30 30/30 20/20 10/10
...Southeast IL...
Lawrenceville
Ptcldy Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny
75/93 72/86 65/86 68/87 65/81 62/82 62/83
10/10 40/30 10/00 20/40 40/20 10/10 10/10
$$