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Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Click a location below for detailed forecast.

Last Map Update: Sun, Oct 11, 2026 at 6:50:47 am PDT

With heavy rain expected through this weekend and Monday, increased chances exists for localized flooding and debris flow near recent burn scars. Please report weather impacts to law enforcement at your local National Weather Service office.
A Flood Watch has been issued for portions of eastern and central NV for 11PM SAT to 5AM MON PDT. Heavy rainfall associated with a fall-like weather system interacting with tropical moisture is expected.
Sunday afternoon and evening look to be the wettest periods of the weekend. Here are chances for rainfall amounts exceeding 0.5 inches (left) and 1.0 inch (right) across eastern NV.

 

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