National Weather Service United States Department of Commerce

Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

An Extreme Heat Warning remains in effect through Sunday evening for the lower elevations of the Grand Canyon and Marble/Glen Canyons. Avoid strenuous outdoor activity during the hottest part of the day and stay hydrated!
Temperatures will cool off over the next few days as moisture increases across the state. This will lead to daily chances for showers and thunderstorms through the week.

 

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