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

Critical Fire Weather Conditions Continue; Pacific Storm to Bring Heavy Snow to the Sierra-Nevada

Critical fire weather conditions are forecast for the Southern Plains and portions of Florida through Thursday, as gusty winds and dry conditions return to the region. A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast and central Great Basin, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Overcast

79°F

26°C

Humidity 90%
Wind Speed NE 7 mph
Barometer 29.88 in (1011.1 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 22 Apr 3:54 am ChST
Extended Forecast for

Agana Heights GU

  • Today

    Today: Isolated showers. Mostly sunny, with a high near 88. East northeast wind 8 to 14 mph.

    High: 88 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 76. East northeast wind 9 to 13 mph.

    Low: 76 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 88. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Isolated showers. Partly cloudy, with a low around 76. East wind 9 to 14 mph.

    Low: 76 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 88. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Isolated showers. Mostly sunny, with a high near 88. East northeast wind 8 to 14 mph.
Tonight
Isolated showers. Partly cloudy, with a low around 76. East northeast wind 9 to 13 mph.
Thursday
Isolated showers. Mostly sunny, with a high near 88. East wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Isolated showers. Partly cloudy, with a low around 76. East wind 9 to 14 mph.
Friday
Isolated showers. Mostly sunny, with a high near 88. East wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 76.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 76.
Monday
Mostly sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Agana Heights GU
 13.47°N 144.74°E
Last Update:
6:05 pm ChST Apr 21, 2026
Forecast Valid:
4am ChST Apr 22, 2026-6pm ChST Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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