Snow in the Rockies; Showers and Thunderstorms Along the Gulf Coast; Potential Winter Storm for Northern Mid-Atlantic and Interior New England

A winter-like pattern will continue over much of the Lower 48 over the next few days, with snow stretching from the Rockies today into the Middle Mississippi Valley on Monday. Showers and thunderstorms will develop along the Gulf Coast and Southeast on Monday. As the storm moves northward late Monday into Tuesday, winter weather is possible from the Central Appalachians to Interior New England. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Partly Cloudy

85°F

29°C

Humidity 77%
Wind Speed E 14 G 26 mph
Barometer 29.80 in (1008.1 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 1 Dec 3:54 pm ChST
Extended Forecast for

Dededo GU

High Surf Advisory December 1, 04:53pm until December 2, 05:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory December 1, 04:53pm until December 2, 05:00pm

    NOW until 5:00pm Tue

    High Surf Advisory

  • This Afternoon

    High: 86 °F

    Heavy Rain

  • Tonight

    Tonight: Scattered showers.  Mostly cloudy, with a low around 78. East southeast wind around 11 mph.  Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Isolated showers.  Mostly sunny, with a high near 86. East southeast wind 10 to 16 mph, with gusts as high as 22 mph.

    High: 86 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers.  Partly cloudy, with a low around 78. East wind 9 to 13 mph.

    Low: 78 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Isolated showers.  Mostly sunny, with a high near 87. East wind 10 to 16 mph, with gusts as high as 21 mph.

    High: 87 °F

    Isolated
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers.  Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers.  Mostly cloudy, with a low around 79.

    Low: 79 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Showers. The rain could be heavy at times. High near 86. East southeast wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.
Tonight
Scattered showers. Mostly cloudy, with a low around 78. East southeast wind around 11 mph. Chance of precipitation is 40%.
Tuesday
Isolated showers. Mostly sunny, with a high near 86. East southeast wind 10 to 16 mph, with gusts as high as 22 mph.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 78. East wind 9 to 13 mph.
Wednesday
Isolated showers. Mostly sunny, with a high near 87. East wind 10 to 16 mph, with gusts as high as 21 mph.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 78.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 85.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 79.
Friday
A chance of showers. Partly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 79.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 77.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 78.
Monday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Dededo GU
 13.52°N 144.83°E
6:05 am ChST Dec 1, 2025
4pm ChST Dec 1, 2025-6pm ChST Dec 8, 2025
 
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Additional Resources

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Hourly Weather Forecast

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