Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Andersen, Mariana Is, Andersen Air Force Base (PGUA)

Lat: 13.58°NLon: 144.93°EElev: 614ft.

Mostly Cloudy

79°F

26°C

Humidity 90%
Wind Speed E 6 mph
Barometer 29.76 in (1006.8 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 11 Mar 7:55 pm ChST
Extended Forecast for

Andersen AFB GU

  • Tonight

    Tonight: Scattered showers and thunderstorms after midnight.  Mostly cloudy, with a low around 76. Light southeast wind becoming south 5 to 10 mph in the evening.  Chance of precipitation is 30%.

    Low: 76 °F

    Partly Cloudy
    then
    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms.  Mostly cloudy, with a high near 85. South wind 11 to 16 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%.

    High: 85 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Cloudy, with a low around 78. South wind 14 to 18 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%.

    Low: 78 °F

    Heavy Rain

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Cloudy, with a high near 86. Breezy, with a south southwest wind 21 to 25 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%.

    High: 86 °F

    Heavy Rain
    and Breezy

  • Friday Night

    Friday Night: Scattered showers.  Mostly cloudy, with a low around 78. Southwest wind 11 to 21 mph, with gusts as high as 26 mph.  Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers.  Partly sunny, with a high near 86. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Saturday Night

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

    Low: 78 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Sunday Night

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

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms after midnight. Mostly cloudy, with a low around 76. Light southeast wind becoming south 5 to 10 mph in the evening. Chance of precipitation is 30%.
Thursday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 85. South wind 11 to 16 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday Night
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a low around 78. South wind 14 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 86. Breezy, with a south southwest wind 21 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 60%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 78. Southwest wind 11 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Saturday
Scattered showers. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 78.
Sunday
Partly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 78.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 78.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 78.
Wednesday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Andersen AFB GU
 13.56°N 144.93°E
6:06 pm ChST Mar 11, 2026
8pm ChST Mar 11, 2026-6pm ChST Mar 18, 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