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

Areas of Fire Weather and Severe Thunderstorms on Friday

Critical fire weather is expected Friday across the Northern Plains, Upper Midwest, and southern High Plains due to gusty winds and low humidity. Severe thunderstorms capable of large to very large hail, wind damage and tornadoes will be possible Friday and Saturday across parts of the central Plains. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Partly Cloudy

86°F

30°C

Humidity 72%
Wind Speed E 16 G 22 mph
Barometer 29.80 in (1008.1 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 15 May 1:54 pm ChST
Extended Forecast for

Santa Rosa GU

  • This Afternoon

    This Afternoon: Isolated showers. Mostly sunny, with a high near 88. East wind around 13 mph.

    High: 88 °F

    Isolated
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 77. East wind 9 to 13 mph.

    Low: 77 °F

    Partly Cloudy

  • Saturday

    Saturday: Isolated showers. Mostly sunny, with a high near 88. East wind 10 to 17 mph, with gusts as high as 21 mph.

    High: 88 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 78. East wind 11 to 17 mph, with gusts as high as 22 mph.

    Low: 78 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Mostly sunny, with a high near 87. East wind 11 to 16 mph, with gusts as high as 21 mph.

    High: 87 °F

    Isolated
    Showers

  • Sunday Night

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

    Low: 78 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers. Mostly sunny, with a high near 86.

    High: 86 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 78.

    Low: 78 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 88. East wind around 13 mph.
Tonight
Partly cloudy, with a low around 77. East wind 9 to 13 mph.
Saturday
Isolated showers. Mostly sunny, with a high near 88. East wind 10 to 17 mph, with gusts as high as 21 mph.
Saturday Night
Isolated showers. Partly cloudy, with a low around 78. East wind 11 to 17 mph, with gusts as high as 22 mph.
Sunday
Isolated showers. Mostly sunny, with a high near 87. East wind 11 to 16 mph, with gusts as high as 21 mph.
Sunday Night
Isolated showers. Partly cloudy, with a low around 78.
Monday
Isolated showers. Mostly sunny, with a high near 86.
Monday Night
Mostly cloudy, with a low around 78.
Tuesday
Partly sunny, with a high near 87.
Tuesday Night
Mostly cloudy, with a low around 77.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 78.
Thursday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa GU
 13.4°N 144.67°E
Last Update:
2:04 pm ChST May 15, 2026
Forecast Valid:
2pm ChST May 15, 2026-6pm ChST May 21, 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