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.

Fair

78°F

26°C

Humidity 93%
Wind Speed N 6 mph
Barometer 29.84 in (1009.7 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 11 Jul 5:54 am ChST
Extended Forecast for

Santa Rosa GU

High Surf Advisory July 11, 06:07am until July 12, 04:00am
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory July 11, 06:07am until July 12, 04:00am

    NOW until 4:00am Sun

    High Surf Advisory

  • Today

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. East northeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers and thunderstorms. Partly sunny, with a high near 87. East wind 7 to 11 mph. Chance of precipitation is 40%.

    High: 87 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. Southeast wind around 8 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers and thunderstorms. Partly sunny, with a high near 86. Southeast wind 7 to 10 mph. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 81.

    Low: 81 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers. Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 79.

    Low: 79 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 88. Northeast wind 10 to 14 mph, with gusts as high as 21 mph.
Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. East northeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 87. East wind 7 to 11 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. Southeast wind around 8 mph. Chance of precipitation is 30%.
Monday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. Southeast wind 7 to 10 mph. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 81.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 85.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 79.
Wednesday
A chance of showers. Partly sunny, with a high near 85.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 79.
Thursday
A chance of showers. Partly sunny, with a high near 87.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 80.
Friday
A chance of showers. Mostly cloudy, with a high near 84.
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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 Jul 10, 2026
Forecast Valid:
6am ChST Jul 11, 2026-6pm ChST Jul 17, 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