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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 >

Click a location below for detailed forecast.

Last Map Update: Sat, Oct 10, 2026 at 11:54:40 am PDT

Tropical moisture from the remnants of Hurricane Rachel is merging with a cold Pacific storm system, pulling dense, moisture-rich air straight into northern Nevada. As this warm air collides with the cold trough and gets squeezed upward over our mountain ranges, it will cool rapidly and dump heavy rainfall across northern and central Nevada. Expect widespread rain showers over the next 3 days, with localized flash flooding risks in dry washes and burn scars. Check our maps above for predicted rainfall totals!
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.
Isolated thunderstorms are expected across portions of eastern Nevada from 12 PM PDT this afternoon until around midnight tonight. Some of these thunderstorms can be strong, delivering wind gusts to 50 mph and potentially small hail. If encountering any thunderstorm, please take shelter to avoid dangerous lightning!

 

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