Iowa Freeze Warning | Effective 04/20/2026 02:07

Headline: 
Freeze Warning issued April 20 at 4:07AM CDT until April 20 at 9:00AM CDT by NWS Des Moines IA
Event: 
Freeze Warning
Urgency: 
Expected
Effective: 
April 20, 2026 - 2:07am
Expires: 
April 20, 2026 - 7:00am
Description: 
* WHAT...Sub-freezing temperatures as low as 26. * WHERE...Portions of central and eastern Iowa. * 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: 
Webster; Hamilton; Hardin; Grundy; Black Hawk; Boone; Story; Marshall; Tama; Jasper; Poweshiek; Mahaska; Wapello
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov