Heat Advisory Expanded Across Iowa as Heat Index Values Climb to 105°
A Heat Advisory has expanded across Iowa through Thursday as dangerous heat and humidity could push afternoon heat index values as high as 105°.
Dangerous Heat to Grip Iowa Through Monday: Heat Warnings, Advisories, and Watches Explained
Dangerous heat is expected across Iowa through Monday. See the latest Heat Advisories, Extreme Heat Warnings, and Heat Watches plus safety tips.
Extreme Heat Watch Issued for Iowa: Dangerous Heat Expected Sunday Through Monday
An Extreme Heat Watch has been issued for much of Iowa with heat index values of 105 to 110+ expected Sunday through Monday. Get the latest forecast and safety tips.
Hazardous Heat Outlook Issued for All of Iowa
All of Iowa is under a WPC hazardous heat outlook as heat index values of 100° to 107° become increasingly likely Sunday through Tuesday. See the latest forecast and impacts.
Extreme Heat Warning Issued for Iowa
Extreme heat is set to impact Iowa on July 28, 2025, with heat index values up to 115°F. Learn how to stay safe during this dangerous weather event.
Active Weather Pattern to Close Out July in Iowa: Heat, Heavy Rain & Severe Storms Possible
Iowa faces an active stretch of weather from July 19–30, including heavy rainfall, severe storms, and a prolonged period of dangerous heat.
Iowa Weekend Weather Outlook
Severe storms possible in Iowa this weekend: Weak activity Friday, limited threat Saturday, but Sunday brings highest risk for hail and damaging winds.
Understanding Temperature, Heat Index, and Wet Bulb Globe Temperature
Explore the differences between temperature, heat index, and WBGT, and understand their significance in daily life and safety during hot conditions.
Extreme Heat Safety Tips
Heat is one of the leading weather-related killers in the United States, resulting in hundreds of fatalities each year.-