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

Spring Severe Thunderstorms and Late-Season Snow This Week

Scattered strong to severe thunderstorms may produce damaging winds, large hail, and a couple of tornadoes from east Texas through the lower Mississippi and Tennessee Valleys today and Wednesday. Late-season snow will continue over parts of the central Rockies including the Denver Metro into Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Mostly Cloudy and Breezy

78°F

26°C

Humidity 90%
Wind Speed NE 22 G 29 mph
Barometer 29.87 in (1010.5 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 6 May 12:54 am ChST
Extended Forecast for

Tamuning GU

  • Overnight

    Overnight: Scattered showers. Mostly cloudy, with a low around 78. East northeast wind around 15 mph. Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 85. East wind 16 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 78. East wind 14 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers. Partly sunny, with a high near 85. East wind 16 to 18 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Mostly cloudy, with a low around 78. East wind 13 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers. Partly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Friday Night

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

    Low: 78 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a low around 78. East northeast wind around 15 mph. Chance of precipitation is 40%.
Wednesday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 85. East wind 16 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 78. East wind 14 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday
Scattered showers. Partly sunny, with a high near 85. East wind 16 to 18 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 78. East wind 13 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
Scattered showers. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 78.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Mostly cloudy, with a low around 78.
Monday
Partly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 78.
Tuesday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tamuning GU
 13.49°N 144.79°E
Last Update:
6:06 pm ChST May 5, 2026
Forecast Valid:
1am ChST May 6, 2026-6pm ChST May 12, 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