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

Rain Providing Some Relief to Drought-Stricken Southern U.S.

A storm tracking across the southern U.S. will continue to bring areas of heavy thunderstorms with risks for severe weather and excessive rainfall from Texas to Florida through this weekend. While much of this rainfall will be beneficial to the drought, excessive rainfall may bring areas of flash and urban flooding. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Partly Cloudy

87°F

31°C

Humidity 65%
Wind Speed E 18 G 30 mph
Barometer 29.88 in (1010.9 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 3 May 10:54 am ChST
Extended Forecast for

Sinajana GU

  • Today

    Today: Isolated showers. Mostly sunny, with a high near 88. East wind around 16 mph.

    High: 88 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 78. East wind 11 to 14 mph.

    Low: 78 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers. Partly sunny, with a high near 86. East wind 13 to 17 mph.

    High: 86 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 77. East northeast wind 11 to 14 mph.

    Low: 77 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers. Mostly sunny, with a high near 88. East northeast wind 14 to 20 mph.

    High: 88 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. Breezy.

    High: 88 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 77.

    Low: 77 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    Showers

Detailed Forecast

Today
Isolated showers. Mostly sunny, with a high near 88. East wind around 16 mph.
Tonight
Isolated showers. Partly cloudy, with a low around 78. East wind 11 to 14 mph.
Monday
Isolated showers. Partly sunny, with a high near 86. East wind 13 to 17 mph.
Monday Night
Isolated showers. Partly cloudy, with a low around 77. East northeast wind 11 to 14 mph.
Tuesday
Isolated showers. Mostly sunny, with a high near 88. East northeast wind 14 to 20 mph.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
Mostly sunny, with a high near 88. Breezy.
Wednesday Night
Mostly cloudy, with a low around 77.
Thursday
A chance of showers. Partly sunny, with a high near 86.
Thursday Night
Mostly cloudy, with a low around 76.
Friday
Partly sunny, with a high near 86. Breezy.
Friday Night
A chance of showers. Mostly cloudy, with a low around 78.
Saturday
A chance of showers. Partly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sinajana GU
 13.47°N 144.76°E
Last Update:
6:07 am ChST May 3, 2026
Forecast Valid:
11am ChST May 3, 2026-6pm ChST May 9, 2026
 
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