National Weather Service United States Department of Commerce

Heavy Rain in the Southern Appalachians; Heat Continues in the West; Monitoring Tropical Storm Erin

Heavy to excessive rain falling over the southern Appalachians may bring areas of flooding into Wednesday. Hot temperatures are in place through Wednesday across parts of the western U.S. and New England. Tropical Storm Erin is forecast to become a Hurricane by late this week as it moves westward across the central Atlantic Ocean. Monitor forecasts for any Puerto Rico or U.S. East Coast impacts. Read More >

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Last Map Update: Tue, Aug 12, 2025 at 10:28:45 pm MDT

Monsoon moisture increases Friday through the weekend, leading to improved chances for thunderstorms and an increased risk for flash flooding .

 

 
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