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

Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow, gusty winds, and localized blizzard conditions will persist through Thanksgiving near and downwind of the Great Lakes. Rain and mountain snow are forecast for the Pacific Northwest. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Fair

85°F

29°C

Humidity 70%
Wind Speed E 10 mph
Barometer 29.79 in (1008.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 28 Nov 3:54 pm ChST
Extended Forecast for

Dededo GU

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 76. East northeast wind 8 to 10 mph.

    Low: 76 °F

    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers. Partly sunny, with a high near 87. East wind 10 to 15 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. East wind 8 to 14 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 86. Northeast wind 8 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 86 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 78. East wind 9 to 14 mph, with gusts as high as 18 mph.

    Low: 78 °F

    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    Showers

  • Tuesday

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

    High: 86 °F

    Chance
    Showers

  • Tuesday Night

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

    Low: 78 °F

    Chance
    Showers

Detailed Forecast

Tonight
Isolated showers. Partly cloudy, with a low around 76. East northeast wind 8 to 10 mph.
Saturday
Scattered showers. Partly sunny, with a high near 87. East wind 10 to 15 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Saturday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. East wind 8 to 14 mph. Chance of precipitation is 40%.
Sunday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 86. Northeast wind 8 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 78. East wind 9 to 14 mph, with gusts as high as 18 mph.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 86.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 78.
Tuesday
A chance of showers. Partly sunny, with a high near 86.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 78.
Wednesday
Partly sunny, with a high near 87.
Wednesday Night
Mostly cloudy, with a low around 78.
Thursday
Partly sunny, with a high near 85.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 80.
Friday
Mostly sunny, with a high near 86.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dededo GU
 13.52°N 144.83°E
Last Update:
6:05 am ChST Nov 28, 2025
Forecast Valid:
4pm ChST Nov 28, 2025-6pm ChST Dec 5, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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