Freeze Warning Illinois, Missouri | Effective 03/28/2026 00:45

Headline: 
Freeze Warning issued March 28 at 2:45AM CDT until March 28 at 9:00AM CDT by NWS St Louis MO
Event: 
Freeze Warning
Urgency: 
Expected
Effective: 
March 28, 2026 - 12:45am
Expires: 
March 28, 2026 - 7:00am
Description: 
* WHAT...Sub-freezing temperatures of 25 to 32 expected. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Instruction: 
Take steps now to protect tender plants from the cold.
Area Description: 
Greene; Macoupin; Montgomery; Bond; Fayette; Clinton; Marion; Washington; Randolph; Adams; Brown; Pike; Calhoun; Jersey; Madison; St. Clair; Monroe; Knox; Lewis; Shelby; Marion; Monroe; Ralls; Pike; Boone; Audrain; Moniteau; Cole; Osage; Callaway; Montgomery; Lincoln; Gasconade; Warren; St. Charles; Franklin; Jefferson; Crawford; Washington; St. Francois; Ste. Genevieve; Iron; Madison; Reynolds
Forcast Office: 
NWS St Louis MO