Iowa Severe Extreme Heat Warning | Effective 07/02/2026 12:03

Headline: 
Extreme Heat Warning issued July 2 at 2:03PM CDT until July 2 at 10:00PM CDT by NWS Des Moines IA
Event: 
Extreme Heat Warning
Urgency: 
Expected
Effective: 
July 2, 2026 - 12:03pm
Expires: 
July 2, 2026 - 8:00pm
Description: 
* WHAT...Dangerously hot conditions with heat index values near to over 100. * WHERE...Dallas, Jasper, Polk, Poweshiek, Clarke, Madison, Mahaska, Marion, Union, and Warren Counties. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Instruction: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles.
Area Description: 
Dallas; Polk; Jasper; Poweshiek; Madison; Warren; Marion; Mahaska; Union; Clarke
Forcast Office: 
NWS Des Moines IA