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

81°F

27°C

Humidity 88%
Wind Speed N 12 mph
Barometer 29.80 in (1008.3 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 23 Jun 2:54 am ChST
Extended Forecast for

Santa Rosa GU

  • Overnight

    Overnight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. North northwest wind around 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers and thunderstorms. Partly sunny, with a high near 86. North northwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. North northeast wind 7 to 14 mph becoming southeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers and thunderstorms. Partly sunny, with a high near 87. Southeast wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. East southeast wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 88.

    High: 88 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    Showers

  • Friday Night

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

    Low: 79 °F

    Chance
    Showers

Detailed Forecast

Overnight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. North northwest wind around 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. North northwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Tuesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. North northeast wind 7 to 14 mph becoming southeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers and thunderstorms. Partly sunny, with a high near 87. Southeast wind 5 to 7 mph. Chance of precipitation is 30%.
Wednesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. East southeast wind 5 to 7 mph. Chance of precipitation is 30%.
Thursday
Isolated showers. Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 78.
Friday
A chance of showers. Partly sunny, with a high near 87.
Friday Night
A chance of showers. Mostly cloudy, with a low around 79.
Saturday
Partly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 79.
Sunday
Partly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 78.
Monday
Mostly sunny, with a high near 88.
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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 Jun 22, 2026
Forecast Valid:
3am ChST Jun 23, 2026-6pm ChST Jun 29, 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