Tabular State Forecast
Issued by NWS
Issued by NWS
315
FPUS63 KILX 312106
SFTIL
ILZ001>013-015>021-023>108-011000-
Tabular State Forecast for Illinois
National Weather Service Lincoln IL
406 PM CDT Sun Aug 31 2025
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
Mon Tue Wed Thu Fri Sat Sun
Sep 01 Sep 02 Sep 03 Sep 04 Sep 05 Sep 06 Sep 07
...Northwest IL...
Moline/Rock Island
Sunny Sunny Tstrms Ptcldy Ptcldy Sunny Sunny
54/79 52/81 57/75 47/65 48/71 46/70 46/73
00/00 00/00 10/60 60/10 10/20 10/00 00/00
Sterling/Rock Falls
Sunny Sunny Tstrms Ptcldy Ptcldy Sunny Sunny
52/80 51/82 55/75 45/64 46/70 45/69 44/72
00/00 00/00 10/60 60/10 10/20 10/00 00/00
...North central IL...
DeKalb
Sunny Sunny Shwrs Ptcldy Ptcldy Sunny Sunny
53/78 53/80 56/76 46/62 46/67 45/67 44/70
00/00 00/00 10/60 60/20 10/20 20/00 00/00
Rockford
Ptcldy Sunny Shwrs Ptcldy Ptcldy Sunny Sunny
53/78 52/80 56/73 45/62 46/67 44/67 43/70
00/00 00/00 10/70 70/10 10/20 20/00 00/00
...Northeast IL...
Aurora
Sunny Sunny Shwrs Ptcldy Ptcldy Sunny Sunny
54/79 56/81 57/79 48/64 47/68 46/68 46/71
00/00 00/00 10/50 50/20 10/20 20/00 00/00
Chicago Downtown
Sunny Sunny Shwrs Ptcldy Ptcldy Sunny Sunny
62/75 64/74 63/79 53/63 52/68 53/68 53/69
00/00 00/00 00/50 60/30 10/20 20/00 00/00
Chicago O`Hare
Sunny Sunny Shwrs Ptcldy Ptcldy Sunny Sunny
58/79 60/80 60/78 50/63 49/67 49/68 49/70
00/00 00/00 10/50 50/20 10/20 20/00 00/00
Joliet
Sunny Sunny Shwrs Ptcldy Ptcldy Sunny Sunny
54/79 56/82 57/80 49/65 47/69 47/69 46/71
00/00 00/00 00/50 50/30 00/20 20/00 00/00
Kankakee
Sunny Sunny Ptcldy Ptcldy Ptcldy Sunny Sunny
51/79 53/81 55/81 48/66 45/69 46/69 45/71
00/00 00/00 00/40 50/30 00/20 20/00 00/00
Waukegan
Sunny Sunny Shwrs Ptcldy Ptcldy Sunny Sunny
54/76 58/75 60/75 49/62 49/66 49/66 49/69
00/00 00/00 10/60 60/20 10/30 20/00 00/00
...West central IL...
Jerseyville
Ptcldy Ptcldy Sunny Ptcldy Sunny Sunny Sunny
56/78 58/78 57/82 51/70 52/76 50/75 49/75
00/00 10/10 10/20 50/30 00/10 10/00 00/10
Macomb
Ptcldy Sunny Ptcldy Ptcldy Ptcldy Sunny Sunny
54/79 52/80 56/79 47/67 47/73 46/71 46/74
10/00 10/10 10/40 40/10 10/10 10/00 00/00
Quincy
Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy Sunny Sunny
60/79 57/81 57/81 50/71 52/77 50/75 50/77
10/10 10/10 10/40 40/20 10/10 10/00 00/10
...Central IL...
Decatur
Sunny Sunny Sunny Sunny Ptcldy Sunny Sunny
54/82 55/83 57/83 51/71 49/75 48/74 48/75
00/00 00/10 10/20 60/40 00/10 10/00 00/00
LaSalle/Peru
Sunny Sunny Shwrs Ptcldy Ptcldy Sunny Sunny
53/79 53/82 56/78 47/65 47/70 46/69 45/72
00/00 00/00 10/50 50/20 10/20 10/00 00/00
Peoria
Sunny Sunny Ptcldy Sunny Ptcldy Sunny Sunny
56/82 56/83 58/81 49/69 49/74 48/73 48/75
00/00 00/00 10/40 50/20 10/20 10/00 00/00
Pontiac
Sunny Sunny Ptcldy Ptcldy Ptcldy Sunny Sunny
52/79 52/82 56/81 47/67 46/71 46/70 45/72
00/00 00/00 10/30 50/30 00/20 20/00 00/00
Springfield
Ptcldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny
55/80 55/81 57/83 50/70 49/75 49/74 48/75
00/00 10/10 10/20 50/30 00/10 10/00 00/00
...East central IL...
Champaign/Urbana
Sunny Sunny Sunny Ptcldy Ptcldy Sunny Sunny
53/82 54/84 56/84 50/70 47/74 48/73 47/75
00/00 00/00 10/20 60/50 00/10 10/00 00/00
Charleston/Mattoon
Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny
53/82 55/82 56/83 53/72 48/77 48/75 48/76
00/00 00/10 10/10 50/50 00/10 10/00 00/00
...Southwest IL...
Belleville
Ptcldy Ptcldy Sunny Ptcldy Sunny Sunny Sunny
58/81 61/80 60/85 55/74 53/81 53/78 51/79
00/00 10/10 10/10 40/40 00/10 10/00 00/10
Chester
Ptcldy Ptcldy Sunny Ptcldy Sunny Sunny Sunny
57/82 62/80 59/85 55/75 53/82 53/80 52/80
00/00 20/20 20/10 40/40 10/10 10/00 00/10
...South central IL...
Carbondale
Ptcldy Ptcldy Sunny Ptcldy Sunny Sunny Sunny
56/84 61/81 59/85 57/77 53/84 53/81 52/81
00/00 20/20 20/20 40/40 10/00 10/10 00/00
Centralia
Ptcldy Ptcldy Sunny Ptcldy Sunny Sunny Sunny
55/84 58/82 56/86 53/75 50/82 51/79 50/79
00/00 10/10 10/10 40/40 00/10 10/00 00/00
Mount Vernon
Ptcldy Ptcldy Sunny Ptcldy Sunny Sunny Sunny
55/85 60/82 57/86 55/77 50/83 51/80 50/80
00/00 10/20 20/10 40/40 00/10 10/00 00/00
...Southeast IL...
Lawrenceville
Sunny Ptcldy Sunny Ptcldy Sunny Sunny Sunny
54/82 57/81 58/83 57/73 50/79 51/77 49/76
00/00 00/10 10/10 40/40 10/00 10/10 00/00
$$