National Weather Service United States Department of Commerce

Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Storms will increase in coverage across eastern Iowa and northwest Illinois over the next several hours. Primary threats with these storms will be lightning, with additional chances for isolated severe storms with gusty winds and hail to the size of quarters.
Scattered showers and storms will be possible this afternoon and evening mainly north and east of the Quad Cities. Lightning, gusty winds, and hail up to quarter size will the primary threats.
Comfortable temperatures are expected through the end of the workweek with highs in the upper 70s to lower 80s. There will be occasional chances for scattered showers and isolated storms, but with plenty of dry periods expected.
An upper level ridge will strengthen over the Central and Eastern U.S. this weekend and into next week, resulting in persistent southerly flow and much warmer and very humid conditions.