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Freeze Watch
Greene; Macoupin; Montgomery; Bond; Fayette; Clinton; Marion; Washington; Randolph; Calhoun; Jersey; Madison; St. Clair; Monroe; St. Charles; St. Louis; St. Louis City; Jefferson; Ste. Genevieve
Freeze Watch issued October 31 at 1:43PM CDT until November 2 at 7:00AM CST by NWS St Louis MO
Alert Description
* WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...Portions of south central and southwest Illinois and east central and southeast Missouri. * WHEN...From late Saturday night through Sunday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Safety Instructions
Take steps now to protect tender plants from the cold.
Time Information
Effective
Nov 2, 2025, 8:00 AM
Expires
Nov 1, 2025, 9:45 AM
Issued
Oct 31, 2025, 6:43 PM
Alert Details
Severity
Severe
Urgency
Future
Certainty
Possible
Category
Met
Issued By
NWS St Louis MO
National Weather Service