Dense Fog Advisory Extended for Adams, Brown and Pike Counties in Illinois and Parts of Missouri
The National Weather Service St Louis MO has pushed the end time of a dense fog advisory back, saying it now runs longer than first issued.
Severe Weather in Marion County, Illinois
Every severe weather report published for Marion County, Illinois, newest first.
Heat Advisory Extended for Clinton, Marion, Washington, and Other Illinois and Missouri Counties Until 7 PM CDT
The National Weather Service has extended the Heat Advisory for portions of south central and southwest Illinois and southeast Missouri until 7 PM CDT today, September 9.
Heat Advisory for Jefferson, Wayne IL, Edwards and Surrounding Areas Until 8 PM CDT Wednesday
The National Weather Service warns of heat index values up to 108, with hot temperatures and high humidity potentially causing heat illnesses.
National Weather Service Extends Flood Watch Through Late Monday Night for Greene, Macoupin, and Montgomery Counties
The National Weather Service has issued a flood watch for parts of Illinois and Missouri, in effect from Thursday, September 3, 2026, through late Monday night.
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.
Extreme Heat Warning Issued for Southern Illinois and Surrounding Regions
The National Weather Service warns of dangerously hot conditions with heat index values up to 109 degrees through Saturday.
Extreme Heat Watch Issued for St. Louis Region
The National Weather Service warns of dangerously hot conditions from Monday afternoon through Friday evening.
Heat Advisory for Greene, Macoupin, Montgomery IL Through Friday Evening
The National Weather Service has issued a Heat Advisory for parts of Illinois and Missouri, including Greene, Macoupin, and Montgomery counties in Illinois, with heat index values up to 105 expected.
National Weather Service Issues Extreme Heat Watch for Parts of Four States
The National Weather Service in Paducah, Kentucky, has issued an Extreme Heat Watch for portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri, effective from Tuesday morning through Friday evening, with heat index values up to 107 possible.
Heat Advisory Issued for Southern Illinois, Southwest Indiana, Western Kentucky, Southeast Missouri
The National Weather Service warns of heat index values up to 103 degrees from Monday through Tuesday.
National Weather Service Issues Flood Watch for Portions of Illinois and Missouri
A developing weather situation has prompted a Flood Watch for six zones across west central Illinois and northeast Missouri.