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

Severe Storms Expected Across Upper Midwest

Strong to severe thunderstorms with damaging winds, large hail, and heavy rain are expected across the Upper Mississippi Valley, which includes the Twin Cities metro area. Meanwhile, heavy rain and thunderstorms may produce flooding across the Mid Mississippi Valley and in the St. Louis metro region. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Fair

81°F

27°C

Humidity 84%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 9 Aug 9:54 pm ChST
Extended Forecast for

Agana Heights GU

  • Tonight

    Tonight: Partly cloudy, with a low around 77. Northeast wind 5 to 8 mph.

    Partly Cloudy

    Low: 77 °F

  • Monday

    Monday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 89. Heat index values as high as 98. East northeast wind 6 to 11 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Scattered
    Showers

    High: 89 °F

  • Monday
    Night

    Monday Night: Isolated showers. Mostly cloudy, with a low around 78. East wind 5 to 9 mph.

    Isolated
    Showers

    Low: 78 °F

  • Tuesday

    Tuesday: Isolated showers. Mostly sunny, with a high near 88. Heat index values as high as 97. East wind 5 to 9 mph.

    Isolated
    Showers

    High: 88 °F

  • Tuesday
    Night

    Tuesday Night: Isolated showers. Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light east southeast after midnight.

    Isolated
    Showers

    Low: 77 °F

  • Wednesday

    Wednesday: Scattered showers and thunderstorms after 10am. Partly sunny, with a high near 90. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Scattered
    Showers

    High: 90 °F

  • Wednesday
    Night

    Wednesday Night: Isolated showers. Partly cloudy, with a low around 79.

    Isolated
    Showers

    Low: 79 °F

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 88.

    Isolated
    Showers

    High: 88 °F

  • Thursday
    Night

    Thursday Night: Isolated showers. Partly cloudy, with a low around 79.

    Isolated
    Showers

    Low: 79 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 77. Northeast wind 5 to 8 mph.
Monday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 89. Heat index values as high as 98. East northeast wind 6 to 11 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Isolated showers. Mostly cloudy, with a low around 78. East wind 5 to 9 mph.
Tuesday
Isolated showers. Mostly sunny, with a high near 88. Heat index values as high as 97. East wind 5 to 9 mph.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 77. East wind 5 to 10 mph becoming light east southeast after midnight.
Wednesday
Scattered showers and thunderstorms after 10am. Partly sunny, with a high near 90. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Isolated showers. Partly cloudy, with a low around 79.
Thursday
Isolated showers. Mostly sunny, with a high near 88.
Thursday Night
Isolated showers. Partly cloudy, with a low around 79.
Friday
A 30 percent chance of showers and thunderstorms after 10am. Partly sunny, with a high near 88.
Friday Night
Isolated showers. Partly cloudy, with a low around 79.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Saturday Night
Isolated showers. Partly cloudy, with a low around 79.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Agana Heights GU
 13.47°N 144.74°E (Elev. 56 ft)
Last Update:
8:11 pm ChST Aug 9, 2020
Forecast Valid:
10pm ChST Aug 9, 2020-6pm ChST Aug 16, 2020
 
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