Nor'easter Bringing Dangerous Coastal Conditions to the Mid-Atlantic; Pacific Storm to Impact 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 will bring gusty winds, showers and thunderstorms, and mountain snow to portions of California and the Southwest U.S. Wednesday and Thursday. Read More >

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Last Map Update: Tue, Oct 20, 2026 at 2:40:11 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

Winter Weather Advisory

Flood Watch

Thunderstorm Outlook - Today

Precip Outlook - C. Nevada

Precip Outlook - N. Nevada

Excessive Rainfall Outlook - Wednesday

Thunderstorm Outlook - Wednesday

Isolated thunderstorms are expected in Eastern Nevada from 12 PM PDT Tuesday afternoon until 9 PM PDT Tuesday evening. A few of these thunderstorms could be strong. The primary thunderstorm hazards will be wind gusts near 45 mph and dangerous cloud to ground lightning strikes.

A storm system will impact Central Nevada through Friday, resulting in periods of valley rain and mountain snow. The majority of this precipitation will fall Thursday and Thursday night.

A storm system will impact Northern Nevada through Friday, resulting in periods of valley rain and mountain snow. The majority of this precipitation will fall Thursday and Thursday night.

There is a marginal risk (at least 5%) of excessive rainfall leading to flash flooding within portions of central Nevada Wednesday Oct 21st. Any flooding would primarily impact low-lying or poor drainage locations. Continue to monitor the forecast for updates and/or flooding alerts.

Isolated thunderstorms are expected across Nevada Wednesday afternoon through Wednesday evening. A few of these thunderstorms could be strong. The primary thunderstorm hazards will be wind gusts near 45 mph and dangerous cloud to ground lightning strikes.