Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Mostly Cloudy

80°F

27°C

Humidity 97%
Wind Speed SE 8 mph
Barometer 29.77 in (1007.1 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 23 Jan 5:54 am ChST
Extended Forecast for

Sinajana GU

  • Today

    Today: Scattered showers.  Partly sunny, with a high near 86. South southeast wind 13 to 18 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers.  Mostly cloudy, with a low around 78. South wind 9 to 16 mph, with gusts as high as 21 mph.  Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Saturday

    Saturday: Isolated showers.  Partly sunny, with a high near 87. South wind 10 to 14 mph.

    High: 87 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Scattered showers.  Mostly cloudy, with a low around 78. South wind 5 to 9 mph becoming light  after midnight.  Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers.  Partly sunny, with a high near 86. Light and variable wind becoming north northeast 6 to 11 mph in the morning.  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 78.

    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 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

Detailed Forecast

Today
Scattered showers. Partly sunny, with a high near 86. South southeast wind 13 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tonight
Scattered showers. Mostly cloudy, with a low around 78. South wind 9 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Saturday
Isolated showers. Partly sunny, with a high near 87. South wind 10 to 14 mph.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 78. South wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 40%.
Sunday
Scattered showers. Partly sunny, with a high near 86. Light and variable wind becoming north northeast 6 to 11 mph in the morning. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 78.
Monday
A 40 percent 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. Mostly cloudy, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 78.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 78.
Thursday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Sinajana GU
 13.47°N 144.76°E
6:06 am ChST Jan 23, 2026
6am ChST Jan 23, 2026-6pm ChST Jan 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database