Learn about the updated 2025 derecho definition, including new criteria like hurricane-force gusts, storm length, and what qualifies a storm as a true derecho.
Severe storms possible in Iowa this weekend: Weak activity Friday, limited threat Saturday, but Sunday brings highest risk for hail and damaging winds.
Severe storms are possible Monday across Iowa with threats of large hail, damaging winds, and even tornadoes. Stay updated with the latest forecast details.