National Weather Service United States Department of Commerce

Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

There is an uncertain risk of severe weather through the evening hours in two areas. The primary area is over SE Missouri and SW Illinois, with a secondary area over NE Missouri and WC Illinois.
Seasonable temperatures with highs in the 80s and lows in the 60s are expected late this week and into the weekend. Slight chances (around 20%) for rain return to the area early Saturday morning with plenty of dry time expected across the region. Stay up to date on the forecast here: weather.gov/lsx/