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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Fair

80°F

27°C

Humidity 85%
Wind Speed N 5 mph
Barometer 29.95 in (1013.3 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 29 Jan 7:54 pm ChST
Extended Forecast for

2 Miles SW Maina GU

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 74. North wind 6 to 8 mph.

    Low: 74 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 87. Northeast wind 9 to 13 mph.

    High: 87 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Isolated showers. Partly cloudy, with a low around 75. East northeast wind around 10 mph.

    Low: 75 °F

    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers. Partly sunny, with a high near 87. East northeast wind 11 to 18 mph, with gusts as high as 24 mph.

    High: 87 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Mostly cloudy, with a low around 75. East northeast wind 13 to 16 mph, with gusts as high as 22 mph.

    Low: 75 °F

    Isolated
    Showers

  • Sunday

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

    High: 86 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 86. Breezy.

    High: 86 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    Showers

Detailed Forecast

Tonight
Isolated showers. Partly cloudy, with a low around 74. North wind 6 to 8 mph.
Friday
Isolated showers. Mostly sunny, with a high near 87. Northeast wind 9 to 13 mph.
Friday Night
Isolated showers. Partly cloudy, with a low around 75. East northeast wind around 10 mph.
Saturday
Isolated showers. Partly sunny, with a high near 87. East northeast wind 11 to 18 mph, with gusts as high as 24 mph.
Saturday Night
Isolated showers. Mostly cloudy, with a low around 75. East northeast wind 13 to 16 mph, with gusts as high as 22 mph.
Sunday
Scattered showers. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 75.
Monday
Mostly sunny, with a high near 86. Breezy.
Monday Night
A chance of showers. Mostly cloudy, with a low around 75.
Tuesday
A chance of showers. Partly sunny, with a high near 85.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 75.
Wednesday
A chance of showers. Partly sunny, with a high near 85.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 75.
Thursday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Maina GU
 13.45°N 144.74°E
Last Update:
6:05 pm ChST Jan 29, 2026
Forecast Valid:
8pm ChST Jan 29, 2026-6pm ChST Feb 5, 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