< Winter Weather Advisory Illinois, Missouri | Effective 03/15/2026 12:37

Winter Weather Advisory Illinois, Missouri | Effective 03/15/2026 12:37

Headline: 
Winter Weather Advisory issued March 15 at 2:37PM CDT until March 16 at 7:00AM CDT by NWS St Louis MO
Event: 
Winter Weather Advisory
Urgency: 
Expected
Effective: 
March 15, 2026 - 12:37pm
Expires: 
March 16, 2026 - 3:45am
Description: 
* WHAT...Snow expected. Total snow accumulations up to two inches. Winds gusting as high as 55 mph. * WHERE...In Illinois, Adams IL County. In Missouri, Knox MO, Lewis MO, Marion MO, and Shelby MO Counties. * WHEN...From 7 PM this evening to 7 AM CDT Monday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Monday morning commute. Strong winds could cause extensive damage to trees and power lines.
Instruction: 
Slow down and use caution while traveling. In Illinois, the latest road conditions can be obtained at www.gettingaroundillinois.com. In Missouri, the latest road conditions can be obtained at traveler.modot.org/map or by calling 1-888-275-6636.
Area Description: 
Adams; Knox; Lewis; Shelby; Marion
Forcast Office: 
NWS St Louis MO