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.

Mostly Cloudy

86°F

30°C

Humidity 75%
Wind Speed SW 14 G 28 mph
Barometer 29.78 in (1007.5 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 5 Oct 12:54 pm ChST
Extended Forecast for

Santa Rosa GU

High Surf Advisory October 5, 01:10pm until October 5, 04:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory October 5, 01:10pm until October 5, 04:00pm

    NOW until 4:00pm Mon

    High Surf Advisory

  • This Afternoon

    High: 87 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 78. Southwest wind 11 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers. Partly sunny, with a high near 88. Southwest wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 78. West southwest wind 7 to 13 mph. Chance of precipitation is 60%.

    Low: 78 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 86. West southwest wind 8 to 14 mph. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 78. Chance of precipitation is 60%.

    Low: 78 °F

    Showers
    Likely

  • Thursday

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

    High: 86 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Scattered showers. Partly sunny, with a high near 87. Southwest wind 18 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tonight
Scattered showers. Mostly cloudy, with a low around 78. Southwest wind 11 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers. Partly sunny, with a high near 88. Southwest wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 78. West southwest wind 7 to 13 mph. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 86. West southwest wind 8 to 14 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 78. Chance of precipitation is 60%.
Thursday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 78.
Friday
A chance of showers. Partly sunny, with a high near 86.
Friday Night
A chance of showers. Mostly cloudy, with a low around 78.
Saturday
A chance of showers. Partly sunny, with a high near 86.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 78.
Sunday
A chance of showers. Partly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa GU
 13.4°N 144.67°E
Last Update:
12:13 pm ChST Oct 5, 2026
Forecast Valid:
1pm ChST Oct 5, 2026-6pm ChST Oct 11, 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