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

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Partly Cloudy

75°F

24°C

Humidity 96%
Wind Speed Calm
Barometer 29.92 in (1012.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 28 Jan 5:54 am ChST
Extended Forecast for

Santa Rosa GU

High Surf Advisory January 28, 06:54am until January 29, 06:00am
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory January 28, 06:54am until January 29, 06:00am

    NOW until 6:00am Thu

    High Surf Advisory

  • Today

    High: 87 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 78. East wind 5 to 9 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 87. South southeast wind 5 to 8 mph becoming calm in the afternoon.

    High: 87 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Isolated showers. Partly cloudy, with a low around 78. Calm wind becoming north around 6 mph after midnight.

    Low: 78 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 87. East northeast wind 6 to 15 mph, with gusts as high as 18 mph.

    High: 87 °F

    Isolated
    Showers

  • Friday Night

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

    Low: 78 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 78.

    Low: 78 °F

    Mostly Cloudy

Detailed Forecast

Today
Scattered showers. Partly sunny, with a high near 87. East southeast wind 7 to 11 mph. Chance of precipitation is 40%.
Tonight
Scattered showers. Mostly cloudy, with a low around 78. East wind 5 to 9 mph. Chance of precipitation is 30%.
Thursday
Isolated showers. Mostly sunny, with a high near 87. South southeast wind 5 to 8 mph becoming calm in the afternoon.
Thursday Night
Isolated showers. Partly cloudy, with a low around 78. Calm wind becoming north around 6 mph after midnight.
Friday
Isolated showers. Mostly sunny, with a high near 87. East northeast wind 6 to 15 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 78.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Mostly cloudy, with a low around 78.
Sunday
Partly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 78.
Monday
A chance of showers. Partly sunny, with a high near 86.
Monday Night
A chance of showers. Mostly cloudy, with a low around 78.
Tuesday
A chance of showers. Partly sunny, with a high near 87.
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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 am ChST Jan 28, 2026
Forecast Valid:
6am ChST Jan 28, 2026-6pm ChST Feb 3, 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