Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Mostly Cloudy

81°F

27°C

Humidity 94%
Wind Speed S 8 mph
Barometer 29.86 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 23 Jan 9:54 pm ChST
Extended Forecast for

Agana Heights GU

High Surf Advisory January 24, 06:00pm until January 26, 06:00pm
Click here for hazard details and duration
High Surf Advisory
  • Tonight

    Tonight: Partly cloudy, with a low around 78. South wind 8 to 11 mph.

    Low: 78 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87. South wind 8 to 10 mph.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 78. South wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers and thunderstorms.  Partly sunny, with a high near 86. Light and variable wind.  Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 78. Northeast wind around 6 mph.  Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers and thunderstorms.  Mostly cloudy, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Scattered
    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.  Mostly cloudy, 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
Partly cloudy, with a low around 78. South wind 8 to 11 mph.
Saturday
Mostly sunny, with a high near 87. South wind 8 to 10 mph.
Saturday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. South wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. Light and variable wind. Chance of precipitation is 40%.
Sunday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. Northeast wind around 6 mph. Chance of precipitation is 30%.
Monday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 78.
Tuesday
A chance of showers. Mostly cloudy, 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 86.
Wednesday Night
Partly cloudy, with a low around 78.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 76.
Friday
Mostly sunny, with a high near 88.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Agana Heights GU
 13.47°N 144.74°E
6:06 pm ChST Jan 23, 2026
10pm ChST Jan 23, 2026-6pm ChST Jan 30, 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