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Jefferson County
Saturday November 1st, 2025 :: 02:00 a.m. CDT

Advisory

Freeze Watch until 07:00AM Sunday

* WHAT...Sub-freezing temperatures as low as 30 possible.

* WHERE...Portions of southern Illinois and southeast Missouri.

* WHEN...From late tonight through Sunday morning.

* IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

* AFFECTED AREAS: JEFFERSON ... WAYNE ... PERRY ... FRANKLIN ... HAMILTON ... JACKSON ... WILLIAMSON ... SALINE ... UNION ... JOHNSON ... ALEXANDER ... PULASKI ... PERRY ... BOLLINGER ... CAPE GIRARDEAU ... RIPLEY ... BUTLER ... STODDARD ... SCOTT

Instructions:

Take steps now to protect tender plants from the cold.

Address/Location
Jefferson County
100 S 10th St
Mount Vernon, IL 62864

Contact
Emergency: 9-1-1
Non-emergencies: 618-244-8000

Alert Details

Severity:
Severe - Significant threat to life or property
Urgency:
Future - Responsive action SHOULD be taken in the near future
Certainty:
Possible (p <= ~50%)
Category:
Meteorological (inc. flood)
Event:
Freeze Watch

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