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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

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Last Map Update: Sat, Oct 10, 2026 at 5:10:52 pm PDT

A front moving in will bring strengthening north to northeast winds Saturday into Sunday. Gusts of 20-30 MPH are expected, locally 35-45 mph around the Upper Columbia Basin, peaking Sunday afternoon. Possible impacts of blowing dust, airborne objects, travel difficulty and choppy lakes.
Blowing dust is in the forecast for Sunday from morning to late afternoon Visibility may drop quickly along I-90 and other major travel routes across central Washington.
A cold system will bring lowering snow levels and an accompanying chance for light snow around the mountains Saturday and Sunday. Accumulations will be generally light , but some higher mountains could see up to 3 inches. Some mountain passes such as Washington, Sherman and Lookout Pass could see some light snow, but accumulations should be less than 1", in most cases less than 0.5". Additionally cold temperatures are forecast with lows in the 20s to low 30s.

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