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

Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

A Few Clouds

79°F

26°C

Humidity 88%
Wind Speed E 7 mph
Barometer 29.95 in (1013.2 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 19 Feb 9:54 pm ChST
Extended Forecast for

Agana Heights GU

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 76. East wind around 8 mph. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers. Partly sunny, with a high near 87. East wind 8 to 13 mph. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers. Mostly cloudy, with a low around 76. East wind 7 to 10 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Saturday

    Saturday: Isolated showers. Mostly sunny, with a high near 86. East southeast wind 6 to 10 mph.

    High: 86 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 76. Calm wind becoming east northeast 5 to 7 mph after midnight.

    Low: 76 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Mostly sunny, with a high near 87.

    High: 87 °F

    Isolated
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 76.

    Low: 76 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    Showers

Detailed Forecast

Tonight
Scattered showers. Mostly cloudy, with a low around 76. East wind around 8 mph. Chance of precipitation is 30%.
Friday
Scattered showers. Partly sunny, with a high near 87. East wind 8 to 13 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 76. East wind 7 to 10 mph. Chance of precipitation is 40%.
Saturday
Isolated showers. Mostly sunny, with a high near 86. East southeast wind 6 to 10 mph.
Saturday Night
Isolated showers. Partly cloudy, with a low around 76. Calm wind becoming east northeast 5 to 7 mph after midnight.
Sunday
Isolated showers. Mostly sunny, with a high near 87.
Sunday Night
Mostly cloudy, with a low around 76.
Monday
A chance of showers. Partly sunny, with a high near 86.
Monday Night
A chance of showers. Mostly cloudy, with a low around 76.
Tuesday
A chance of showers. Partly sunny, with a high near 87.
Tuesday Night
Mostly cloudy, with a low around 76.
Wednesday
Partly sunny, with a high near 86.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 76.
Thursday
A chance of showers. Partly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Agana Heights GU
 13.47°N 144.74°E
Last Update:
6:06 pm ChST Feb 19, 2026
Forecast Valid:
10pm ChST Feb 19, 2026-6pm ChST Feb 26, 2026
 
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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