An atmospheric river will bring heavy rainfall to lower elevations of California this week, and heavy snow to the Sierra Nevada mountains. Flash flooding, some of which may be locally considerable, will be a concern on the western foothills of the Sierra Nevada mountains through Tuesday. Landslides, rockfalls and mudslides are possible in the Southern California mountains. Read More >
Tiyan, GU
Weather Forecast Office
The Pacific Streamline Analysis is a Forecast Chart produced by the National Weather Service located in Honolulu, Hawaii.
A streamline analysis is a depiction of the surface wind field. Streamlines are drawn parallel to the wind. Surface meteorological features are then analyzed and drawn on to the chart using weather symbols. For more information on what these weather symbols represent, see the Symbols & Test Chart below.
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Tiyan, GU
3232 Hueneme Rd
Barrigada, GU 96913
(671) 472-0900
Comments? Questions? Please Contact Us.
Public Forecast
Marine Forecast
Radar
Satellite
Area Forecast Discussion.png)
Active Tropical Cyclones
Palau Sector
Yap Sector
Marianas Sector
Chuuk Sector
Pohnpei/Kosrae Sector
Marshall Islands Sector
Follow us on X
Follow us on Facebook
GUM RSS Feed