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

88°F

31°C

Humidity 75%
Wind Speed W 15 G 26 mph
Barometer 29.79 in (1006.0 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 8 Aug 1:54 pm ChST
Extended Forecast for

2 Miles WSW Talofofo GU

High Surf Advisory August 8, 02:28pm until August 10, 04:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory August 8, 02:28pm until August 10, 04:00pm

    NOW until 4:00pm Mon

    High Surf Advisory

  • This Afternoon

    High: 88 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 77. West southwest wind 11 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Mostly sunny, with a high near 89. West southwest wind 13 to 18 mph, with gusts as high as 23 mph.

    High: 89 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 77. West southwest wind 11 to 17 mph, with gusts as high as 22 mph.

    Low: 77 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers. Partly sunny, with a high near 88. West southwest wind 13 to 17 mph, with gusts as high as 22 mph.

    High: 88 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 78. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Tuesday Night

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

    Low: 79 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Partly sunny, with a high near 88. West southwest wind around 17 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tonight
Isolated showers. Partly cloudy, with a low around 77. West southwest wind 11 to 15 mph, with gusts as high as 20 mph.
Sunday
Isolated showers. Mostly sunny, with a high near 89. West southwest wind 13 to 18 mph, with gusts as high as 23 mph.
Sunday Night
Isolated showers. Partly cloudy, with a low around 77. West southwest wind 11 to 17 mph, with gusts as high as 22 mph.
Monday
Isolated showers. Partly sunny, with a high near 88. West southwest wind 13 to 17 mph, with gusts as high as 22 mph.
Monday Night
Scattered showers. Mostly cloudy, with a low around 78. Chance of precipitation is 30%.
Tuesday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 79.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 78.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 78.
Friday
Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Talofofo GU
 13.35°N 144.74°E
Last Update:
2:24 pm ChST Aug 8, 2026
Forecast Valid:
2pm ChST Aug 8, 2026-6pm ChST Aug 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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