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

Hazardous Weather Conditions

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Partly Cloudy

82°F

28°C

Humidity 88%
Wind Speed W 14 mph
Barometer 29.72 in (1005.5 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 5 Aug 6:54 pm ChST
Extended Forecast for

Santa Rosa GU

High Surf Advisory August 5, 07:12pm until August 8, 04:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory August 5, 07:12pm until August 8, 04:00pm

    NOW until 4:00pm Sat

    High Surf Advisory

  • Tonight

    Low: 77 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms. Partly sunny, with a high near 84. West wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 84 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. West wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Friday

    Friday: Partly sunny, with a high near 84. West southwest wind 10 to 16 mph, with gusts as high as 21 mph.

    High: 84 °F

    Partly Sunny

  • Friday Night

    Friday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. West southwest wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 79.

    Low: 79 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. West wind 13 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Thursday
Scattered showers and thunderstorms. Partly sunny, with a high near 84. West wind 14 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Thursday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. West wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 84. West southwest wind 10 to 16 mph, with gusts as high as 21 mph.
Friday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. West southwest wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 83.
Saturday Night
Mostly cloudy, with a low around 79.
Sunday
A chance of showers. Partly sunny, with a high near 83.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 79.
Monday
A chance of showers. Partly sunny, with a high near 84.
Monday Night
A chance of showers. Mostly cloudy, with a low around 79.
Tuesday
A chance of showers. Partly sunny, with a high near 84. Breezy.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 79.
Wednesday
A chance of showers. Partly sunny, with a high near 84. Breezy.
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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 pm ChST Aug 5, 2026
Forecast Valid:
7pm ChST Aug 5, 2026-6pm ChST Aug 12, 2026
 
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