National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorm and Flash Flooding Threats in the South

Organized severe thunderstorms capable of producing mainly large hail and perhaps damaging winds are expected across portions of Louisiana this afternoon with a second round further west tonight. Heavy thunderstorms may lead to flash flooding over portions of the northern Gulf Coast today through Saturday. Several inches of excessive rainfall are possible with Flash Flood Watches in effect. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Partly Cloudy

82°F

28°C

Humidity 79%
Wind Speed SE 15 G 21 mph
Barometer 29.85 in (1010.1 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 14 Apr 9:54 am ChST
Extended Forecast for

Santa Rosa GU

  • Today

    Today: Isolated showers. Mostly sunny, with a high near 88. East southeast wind 11 to 13 mph.

    Isolated
    Showers

    High: 88 °F

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 77. East wind 9 to 11 mph.

    Isolated
    Showers

    Low: 77 °F

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 87. East southeast wind 9 to 16 mph.

    Isolated
    Showers

    High: 87 °F

  • Thursday
    Night

    Thursday Night: Isolated showers. Partly cloudy, with a low around 77. East southeast wind 11 to 15 mph.

    Isolated
    Showers

    Low: 77 °F

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 87. East southeast wind 13 to 20 mph, with gusts as high as 23 mph.

    Isolated
    Showers

    High: 87 °F

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 77.

    Chance
    T-storms

    Low: 77 °F

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.

    Chance
    T-storms

    High: 87 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 77.

    Chance
    T-storms

    Low: 77 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 87.

    Chance
    T-storms

    High: 87 °F

Detailed Forecast

Today
Isolated showers. Mostly sunny, with a high near 88. East southeast wind 11 to 13 mph.
Tonight
Isolated showers. Partly cloudy, with a low around 77. East wind 9 to 11 mph.
Thursday
Isolated showers. Mostly sunny, with a high near 87. East southeast wind 9 to 16 mph.
Thursday Night
Isolated showers. Partly cloudy, with a low around 77. East southeast wind 11 to 15 mph.
Friday
Isolated showers. Mostly sunny, with a high near 87. East southeast wind 13 to 20 mph, with gusts as high as 23 mph.
Friday Night
A 30 percent chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 77.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 87.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 88.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Santa Rosa GU
 13.4°N 144.67°E
Last Update:
9:50 pm ChST Apr 13, 2021
Forecast Valid:
10am ChST Apr 14, 2021-6pm ChST Apr 20, 2021
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation