winterstormwarning.com

Winter Weather Advisory, Missouri

Moderate

Up to one inch of snow with a localized area of 2 to 4 inches possible. Plan on slippery road conditions.

Ended Monday, March 2, 2026.

Issued
Expires
Updated

Places in this advisory

How much

Snow across the area
2 to 4 inches

Map

Map of Missouri with this advisory The Winter Weather Advisory covers St. Louis, O'Fallon, St. Charles. I-72I-44I-55I-172I-57St. LouisO'FallonSt. CharlesILLINOISIOWAMISSOURI25 mi I-72I-44I-55I-57St. LouisO'FallonILLINOISIOWAMISSOURI50 mi I-72I-44I-55St. LouisO'FallonILLINOISIOWAMISSOURI50 mi I-72I-55St. LouisILLINOISMISSOURI50 mi
  • This advisory
  • Interstates
  • US highways
Alert area: National Weather Service. Borders and highways: U.S. Census Bureau. Lakes, rivers and other countries: Natural Earth. Open this area in OpenStreetMap

Details from the National Weather Service

What
Wet snow expected. Total snow accumulations up to one inch with a localized area of 2 to 4 inches possible.
Where
Portions of southwest and west central Illinois and central, east central, and northeast Missouri.
When
From 6 in the evening this evening to 6 in the morning Monday.
Impacts
Plan on slippery road conditions. The hazardous conditions will impact the Monday morning commute.

Updates

  1. Cancelled by the National Weather Service. March 2, 2026
  2. Reissued with no change to the times or amounts. March 1, 2026
  3. Winter Weather Advisory issued for Sunday evening through Monday morning. March 1, 2026