Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Partly Cloudy

82°F

28°C

Humidity 82%
Wind Speed NE 18 mph
Barometer 29.84 in (1009.5 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 10 Apr 8:54 am ChST
Extended Forecast for

Tamuning GU

  • Today

    Today: Isolated showers.  Mostly sunny, with a high near 87. Breezy, with a northeast wind around 22 mph, with gusts as high as 28 mph.

    High: 87 °F

    Isolated
    Showers and
    Breezy

  • Tonight

    Tonight: Isolated showers.  Partly cloudy, with a low around 77. Northeast wind around 21 mph, with gusts as high as 28 mph.

    Low: 77 °F

    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers.  Mostly sunny, with a high near 87. Breezy, with a northeast wind 22 to 24 mph, with gusts as high as 30 mph.

    High: 87 °F

    Isolated
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Isolated showers.  Mostly cloudy, with a low around 76. Breezy, with a northeast wind 24 to 26 mph, with gusts as high as 34 mph.

    Low: 76 °F

    Isolated
    Showers and
    Breezy

  • Sunday

    Sunday: Scattered showers and thunderstorms.  Partly sunny, with a high near 86. Breezy, with a northeast wind 26 to 29 mph, with gusts as high as 37 mph.  Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 78. Windy.  Chance of precipitation is 50%.

    Low: 78 °F

    Scattered
    Showers and
    Windy

  • Monday

    Monday: Scattered showers and thunderstorms.  Partly sunny, with a high near 86. Windy.  Chance of precipitation is 50%.

    High: 86 °F

    Scattered
    Showers and
    Windy

  • Monday Night

    Monday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 79. Windy.

    Low: 79 °F

    Scattered
    Showers and
    Windy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Cloudy, with a high near 85. Windy.

    High: 85 °F

    Heavy Rain
    and Windy

Detailed Forecast

Today
Isolated showers. Mostly sunny, with a high near 87. Breezy, with a northeast wind around 22 mph, with gusts as high as 28 mph.
Tonight
Isolated showers. Partly cloudy, with a low around 77. Northeast wind around 21 mph, with gusts as high as 28 mph.
Saturday
Isolated showers. Mostly sunny, with a high near 87. Breezy, with a northeast wind 22 to 24 mph, with gusts as high as 30 mph.
Saturday Night
Isolated showers. Mostly cloudy, with a low around 76. Breezy, with a northeast wind 24 to 26 mph, with gusts as high as 34 mph.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. Breezy, with a northeast wind 26 to 29 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.
Sunday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. Windy. Chance of precipitation is 50%.
Monday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. Windy. Chance of precipitation is 50%.
Monday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 79. Windy.
Tuesday
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 85. Windy.
Tuesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. Windy.
Wednesday
A chance of showers. Mostly cloudy, with a high near 87. Breezy.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 76. Breezy.
Thursday
Partly sunny, with a high near 87. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Tamuning GU
 13.49°N 144.79°E
6:07 am ChST Apr 10, 2026
9am ChST Apr 10, 2026-6pm ChST Apr 16, 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