Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Click a location below for detailed forecast.

Last Map Update: Thu, Dec 11, 2025 at 12:14:38 am ChST

Watches, Warnings & Advisories

Zoom Out

There are no watches, warnings, or advisories at this time.

Marianas Text Product Selector

Eastern Micronesia Text Product Selector

Western Micronesia Text Product Selector

Tropical Cyclone Text Product Selector

Guam Visual Satellite Imagery

Guam Radar

Radar Status (FTMGUA)

            No new outage or update since last message was issued.

US National Weather Service Guam

You can also follow us on X:

Follow @NWSGuam

Public Forecast

Marine Forecast

Radar

Satellite

Area Forecast Discussion

Active Tropical Cyclones

Palau Sector

Yap Sector

Marianas Sector

Chuuk Sector

Pohnpei/Kosrae Sector

Marshall Islands Sector

GUM RSS Feed

Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

NWS Forecast Office - Tiyan, Guam

Radar Status (FTMGUA)