National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River in the West; Strong Winds in the Northeast

A strong atmospheric river will continue moderate to heavy rainfall with possible flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. today into Thursday. Additional impacts are likely into Friday with a cold front. A fast-moving storm system will cross the Northeast U.S. today into Thursday with gusty to high winds and areas of rain and high elevation snow showers. Read More >

Hazardous Weather Conditions

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Rain Fog/Mist

78°F

26°C

Humidity 93%
Wind Speed SE 8 G 21 mph
Barometer 29.73 in (1006.0 mb)
Dewpoint 76°F (24°C)
Visibility 4.00 mi
Heat Index81°F (27°C)
Last update 6 Nov 5:54 am ChST
Extended Forecast for

Santa Rosa GU

Flood Watch until November 7, 06:00pm
High Surf Advisory November 6, 06:29am until November 7, 04:00pm
Wind Advisory November 6, 07:00am until November 7, 04:00pm
Click here for hazard details and duration
Flood Watch
High Surf Advisory
Wind Advisory
  •  
    Flood Watch until November 7, 06:00pm
    High Surf Advisory November 6, 06:29am until November 7, 04:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 87 °F

    Heavy Rain
    and Breezy

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm. Cloudy, with a low around 76. Breezy, with a southeast wind 18 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.

    Low: 76 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 87. Breezy, with a southeast wind 20 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.

    High: 87 °F

    Heavy Rain
    and Breezy

  • Friday Night

    Friday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. South southeast wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 77 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers and thunderstorms. Partly sunny, with a high near 87. Breezy, with a south southeast wind 18 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 76.

    Low: 76 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 87. Breezy, with an east southeast wind 17 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.
Tonight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 76. Breezy, with a southeast wind 18 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 87. Breezy, with a southeast wind 20 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.
Friday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. South southeast wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Saturday
Scattered showers and thunderstorms. Partly sunny, with a high near 87. Breezy, with a south southeast wind 18 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 76.
Sunday
Partly sunny, with a high near 87.
Sunday Night
Mostly cloudy, with a low around 76.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 76.
Veterans Day
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 76.
Wednesday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa GU
 13.4°N 144.67°E
Last Update:
6:06 am ChST Nov 6, 2025
Forecast Valid:
6am ChST Nov 6, 2025-6pm ChST Nov 12, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation