Iowa, Nebraska Severe Extreme Heat Watch | Effective 07/23/2026 23:48

Headline: 
Extreme Heat Watch issued July 24 at 1:48AM CDT until July 27 at 10:00PM CDT by NWS Omaha/Valley NE
Event: 
Extreme Heat Watch
Urgency: 
Future
Effective: 
July 23, 2026 - 11:48pm
Expires: 
July 26, 2026 - 10:00am
Description: 
* WHAT...For the Heat Advisory, heat index values up to 109 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 112 possible. * WHERE...In Iowa, Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie, and Shelby Counties. In Nebraska, Douglas and Sarpy Counties. * WHEN...For the Heat Advisory, from noon Saturday to noon CDT Sunday. For the Extreme Heat Watch, from Sunday afternoon through Monday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.
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. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Area Description: 
Harrison; Shelby; Pottawattamie; Mills; Montgomery; Fremont; Page; Douglas; Sarpy
Forcast Office: 
NWS Omaha/Valley NE