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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 3:56:15 am MST

Moisture from the remnants of Tropical Storm Rachel will lead to periods of moderate to heavy rainfall Saturday afternoon through late Sunday night. Flash flooding caused by excessive rainfall will be possible for Yavapai, western Coconino, northern Gila, and far southern Navajo counties.
A big increase in moisture is setting up for the weekend and into early next week. Cooler temperatures and windier conditions are expected along with numerous to widespread showers and thunderstorms.
The synoptic pattern created by the cool season low pressure system and the remnants of Tropical Storm Rachel will support elevated winds this weekend, with peak gusts on Sunday around 50 mph, especially over the higher terrain.
This year's monsoon season was much wetter than normal over many parts of northern Arizona. Some of the wetter areas were around Prescott and also in the White Mountains.

 

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