Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Light Rain Fog/Mist and Windy

80°F

27°C

Humidity 87%
Wind Speed W 41 G 66 mph
Barometer 29.28 in (990.6 mb)
Dewpoint 76°F (24°C)
Visibility 5.00 mi
Heat Index85°F (29°C)
Last update 15 Apr 11:54 am ChST
Extended Forecast for

Hagatna GU

Typhoon Watch until further notice
Tropical Storm Warning until further notice
Flood Watch April 15, 12:19pm until April 16, 04:00am
High Surf Warning April 15, 12:19pm until April 16, 06:00pm
Coastal Flood Warning April 15, 12:19pm until April 16, 05:00am
Click here for hazard details and duration
Typhoon Watch until further notice
Tropical Storm Warning until further notice
Flood Watch
High Surf Warning
Coastal Flood Warning
  •  
    Typhoon Watch until further notice
    Tropical Storm Warning until further notice
    Flood Watch April 15, 12:19pm until April 16, 04:00am
    High Surf Warning April 15, 12:19pm until April 16, 06:00pm
    Coastal Flood Warning April 15, 12:19pm until April 16, 05:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 84 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 79. Windy, with a west southwest wind 30 to 39 mph, with gusts as high as 55 mph.

    Low: 79 °F

    Partly Cloudy
    and Windy

  • Thursday

    Thursday: Isolated showers.  Mostly sunny, with a high near 85. Windy, with a southwest wind 26 to 31 mph, with gusts as high as 41 mph.

    High: 85 °F

    Isolated
    Showers and
    Windy

  • Thursday Night

    Thursday Night: Isolated showers.  Partly cloudy, with a low around 77. Breezy, with a west southwest wind 18 to 24 mph, with gusts as high as 33 mph.

    Low: 77 °F

    Isolated
    Showers and
    Breezy

  • Friday

    Friday: Isolated showers.  Mostly sunny, with a high near 86. West southwest wind 16 to 18 mph, with gusts as high as 25 mph.

    High: 86 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Isolated showers.  Partly cloudy, with a low around 78.

    Low: 78 °F

    Isolated
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 84. Windy, with a west southwest wind 36 to 39 mph, with gusts as high as 50 mph.
Tonight
Partly cloudy, with a low around 79. Windy, with a west southwest wind 30 to 39 mph, with gusts as high as 55 mph.
Thursday
Isolated showers. Mostly sunny, with a high near 85. Windy, with a southwest wind 26 to 31 mph, with gusts as high as 41 mph.
Thursday Night
Isolated showers. Partly cloudy, with a low around 77. Breezy, with a west southwest wind 18 to 24 mph, with gusts as high as 33 mph.
Friday
Isolated showers. Mostly sunny, with a high near 86. West southwest wind 16 to 18 mph, with gusts as high as 25 mph.
Friday Night
Isolated showers. Partly cloudy, with a low around 78.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 76.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Hagatna GU
 13.47°N 144.76°E
8:36 am ChST Apr 15, 2026
12pm ChST Apr 15, 2026-6pm ChST Apr 21, 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