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.
Every severe weather report published for Shelby County, Illinois, newest first.
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.
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.
The National Weather Service warns that heat-related illnesses increase significantly during the ongoing extreme heat and high humidity.
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.
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.
Excessive runoff from heavy rainfall could flood rivers, creeks, and urban areas through early August 20.
A developing weather situation has prompted a Flood Watch for six zones across west central Illinois and northeast Missouri.