Nor'easter Bringing Dangerous Coastal Conditions to the Mid-Atlantic; Pacific Storm Impacting the Southwest U.S.

A Nor'easter well off the East Coast will slowly track north this week and may gain some subtropical characteristics. Strong onshore winds will bring flooding, dangerous marine conditions, and beach erosion along the Mid-Atlantic coast. A Pacific storm is bringing gusty winds, severe thunderstorms, and mountain snow to portions of California and the Southwest U.S. through Thursday. Read More >

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Last Map Update: Wed, Oct 21, 2026 at 1:58:14 pm PDT

Watches, Warnings & Advisories

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National Weather Service Salt Lake City, UT

National Weather Service San Joaquin Valley, CA

National Weather Service NWS Flagstaff, AZ

Flash Flood Warning

Flood Warning

Flash Flood Watch

Winter Weather Advisory

Flood Watch

Special Weather Statement

Thunderstorm Outlook - Today

Excessive Rainfall Outlook - Today

Thunderstorm Outlook - Thursday

Excessive Rainfall Outlook - Thursday

Precip Outlook

Thunderstorms will again be present today and tonight with coverage across the entire forecast area. A few of these thunderstorms could be strong. The primary thunderstorm hazards will be wind gusts around 45 mph and dangerous cloud to ground lightning.

There is a marginal risk (at least 5%) of excessive rainfall leading to flash flooding within portions of northern Nye County today and tonight. Any flooding would primarily impact low-lying or poor drainage locations. Continue to monitor the forecast for updates and/or flooding alerts.

An increase in shower and thunderstorm activity is expected Thursday and Thursday night. The main area of concern will be eastern Nevada where the Storm Prediction Center has issued a marginal risk for severe thunderstorms. A severe thunderstorm is capable of producing hail that is one inch or larger, or wind gusts stronger than 58 mph. Dangerous and frequent cloud to ground lightning will also be present.

A marginal risk (at least 5%) of excessive rainfall leading to flash flooding becomes more widespread Thursday and Thursday night, encompassing much of the forecast area as an upper level weather system moves into the Great Basin from the west. Any flooding would primarily impact low-lying or poor drainage locations. Continue to monitor the forecast for updates and/or flooding alerts.

Here are the latest precipitation forecasts for today through tonight, as well as Thursday through Thursday night. The majority of new precip accumulation will occur Thursday as an upper level system moves into the Great Basin from the west.