National Weather Service United States Department of Commerce

Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

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Last Map Update: Mon, Sep 7, 2026 at 4:58:31 am CDT

The heat continues into Labor Day with afternoon heat indices between 105 and 109 expected. A heat advisory is in effect from noon to 7 PM Monday afternoon.
Dangerous heat index values will continue through mid week before a minor cool down for late week.
If the front that is forecast to make it to the area later this week arrives as now forecast, the stage may be set for several fronts to pass through the area from now into the middle of the month.
Headline-worthy heat persists through midweek, with some relief expected late week. Rain/storm chances today and Monday as well as late in the week. through the upcoming week.
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