Extreme Heat Warning Continues in Peoria, Champaign, and Other Central Illinois Counties
The National Weather Service warns that heat-related illnesses increase significantly during the ongoing extreme heat and high humidity.
Severe Weather in Sullivan, Illinois
Every severe weather report published for Sullivan, Illinois, newest first.
Heat Advisory in Effect for Central Illinois Counties Until 7 PM Monday
The National Weather Service has issued a Heat Advisory for ten counties in central Illinois, with heat index values expected to exceed 100 degrees, in effect until 7 PM CDT Monday.
Weather Service Details Flood Risks for 16 Illinois Counties
Excessive runoff from heavy rainfall could flood rivers, creeks, and urban areas through early August 20.
National Weather Service Issues Flood Watch for Central Illinois Counties
A Flood Watch is in effect for 12 counties across central, east central, and west central Illinois from midnight through 10:00 AM CDT on August 16, 2026.