National Weather Service United States Department of Commerce

Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

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Last Map Update: Tue, Sep 30, 2025 at 12:00:19 am MDT

⛈️Our active pattern will continue tonight into tomorrow with a passing upper-level disturbance that will produce two rounds of showers and thunderstorms: first across northern areas early in the morning, and second statewide Tuesday afternoon. ⚠️Isolated flash flooding will be possible over recent burn scars and urban areas under heavier storms! #utwx #wywx
There is an increased risk of flash flooding for southern Utah national parks and recreation areas. Make sure to check in with local visitor centers or ranger stations before heading out and have a plan if threatening weather approaches.

 

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