National Weather Service United States Department of Commerce

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Saturday

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into the Tennessee Valley Saturday. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys Saturday. Extreme heat will continue for the Intermountain West and Plains. Read More >

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Last Map Update: Sat, Jul 11, 2026 at 11:40:29 am MST

Most areas below 5000 feet in Arizona will exceed 100 degrees into the weekend, with temperatures pushing 110+ degrees below 4000 feet. An Extreme Heat Warning remains in effect for the Grand Canyon below 4000 ft through Sunday and for Marble/Glen Canyons & Page for Saturday and Sunday.
Strong to locally severe thunderstorms are expected over Yavapai and Gila counties during the mid to late afternoon hours on Sunday. Gusty outflow winds of 30-50 mph are likely with the storms, with isolated gusts to 60 mph. Localized flash flooding will also be possible on Sunday from the Mogollon Rim and White Mountains southward.
If you've been waiting for the summer storms, you won't have to wait much longer. We are tracking a surge in monsoon moisture heading into northern Arizona over the next few days. Saturday (July 11) will start off with quiet conditions, as minimal monsoon moisture means we'll only see isolated showers and thunderstorms mostly confined to the Mogollon Rim and White Mountains. However, the surge officially begins on Sunday (July 12) as moisture levels start climbing into "low-grade" monsoon conditions, bringing scattered showers and thunderstorms along and south of the Mogollon Rim. By Monday and beyond (July 13+), active monsoon conditions fully arrive as deep moisture settles over the region, leading to widespread, scattered shower and thunderstorm activity across northern Arizona. Keep an eye on the sky and stay weather-aware as we head into early next week!

 

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