National Weather Service United States Department of Commerce

Thunderstorms will develop this afternoon, strengthening this evening with severe storms possible though the overnight hours. Large hail and damaging winds are the main hazards, however a tornado or two is possible towards SW Iowa.
Strong to severe storms will develop this evening and overnight with the greatest threat over southwest Iowa. After a break on Wednesday additional storms are forecast late Thursday with a strong cold front. Temperatures will drop on Friday with much cooler temperatures in the 50s on Saturday. For a more detailed forecast, please visit www.weather.gov/desmoines or mobile.weather.gov