Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Mostly Cloudy

79°F

26°C

Humidity 89%
Wind Speed NE 5 mph
Barometer 29.95 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 31 Jan 10:54 pm ChST
Extended Forecast for

Agana Heights GU

High Surf Advisory until February 3, 06:00am
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory until February 3, 06:00am

    NOW until 6:00am Tue

    High Surf Advisory

  • Tonight

    Low: 76 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers.  Partly sunny, with a high near 85. East northeast wind 11 to 18 mph, with gusts as high as 24 mph.  Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers.  Mostly cloudy, with a low around 76. East northeast wind 13 to 17 mph, with gusts as high as 22 mph.  Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers and thunderstorms.  Partly sunny, with a high near 86. East northeast wind 13 to 20 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 77. East wind 11 to 17 mph, with gusts as high as 22 mph.  Chance of precipitation is 40%.

    Low: 77 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers and thunderstorms.  Partly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers.  Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    Showers

Detailed Forecast

Tonight
Scattered showers. Mostly cloudy, with a low around 76. East northeast wind 9 to 11 mph. Chance of precipitation is 30%.
Sunday
Scattered showers. Partly sunny, with a high near 85. East northeast wind 11 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 76. East northeast wind 13 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Monday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. East northeast wind 13 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. East wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday
Scattered showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 76.
Wednesday
A chance of showers. Partly sunny, with a high near 85.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 76.
Thursday
Partly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 78.
Friday
Mostly sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 87.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Agana Heights GU
 13.47°N 144.74°E
6:05 pm ChST Jan 31, 2026
11pm ChST Jan 31, 2026-6pm ChST Feb 7, 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