Active Spring Like Pattern Across the Country

A frontal boundary will slowly move eastward and clear most of the eastern seaboard by Sunday. Showers and thunderstorms, some severe, will accompany this front alongside the threat of heavy rainfall; These threats may linger along the Gulf Coast states into early next week. Meanwhile, record spring-like warmth is forecast, mainly east of the Mississippi River, this weekend into next week. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Mostly Cloudy

79°F

26°C

Humidity 90%
Wind Speed SE 3 mph
Barometer 29.80 in (1008.3 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 8 Mar 8:54 am ChST
Extended Forecast for

Agana Heights GU

Flood Watch March 8, 09:22am until March 9, 04:00pm
High Surf Advisory March 8, 09:22am until March 9, 04:00pm
Click here for hazard details and duration
Flood Watch
High Surf Advisory
  •  
    Flood Watch March 8, 09:22am until March 9, 04:00pm
    High Surf Advisory March 8, 09:22am until March 9, 04:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 79 °F

    Heavy Rain

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm.  Cloudy, with a low around 76. West northwest wind 5 to 7 mph becoming light and variable.  Chance of precipitation is 70%.

    Low: 76 °F

    Showers
    Likely

  • Monday

    Monday: Scattered showers and thunderstorms.  Partly sunny, with a high near 83. East wind 9 to 13 mph.  Chance of precipitation is 30%.

    High: 83 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 76. East wind 8 to 10 mph.  Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers and thunderstorms.  Mostly cloudy, with a high near 83. East northeast wind around 8 mph.  Chance of precipitation is 40%.

    High: 83 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 76.

    Low: 76 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 76.

    Low: 76 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 79. South southwest wind 6 to 9 mph becoming west northwest in the afternoon. Chance of precipitation is 80%.
Tonight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 76. West northwest wind 5 to 7 mph becoming light and variable. Chance of precipitation is 70%.
Monday
Scattered showers and thunderstorms. Partly sunny, with a high near 83. East wind 9 to 13 mph. Chance of precipitation is 30%.
Monday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. East wind 8 to 10 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 83. East northeast wind around 8 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 76.
Wednesday
Partly sunny, with a high near 85.
Wednesday Night
Mostly cloudy, with a low around 76.
Thursday
Partly sunny, with a high near 85.
Thursday Night
Mostly cloudy, with a low around 79.
Friday
Partly sunny, with a high near 86.
Friday Night
Mostly cloudy, with a low around 79.
Saturday
Partly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Agana Heights GU
 13.47°N 144.74°E
6:06 am ChST Mar 8, 2026
9am ChST Mar 8, 2026-6pm ChST Mar 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database