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

Tinian Island, N. Mariana Is, West Tinian Airport (PGWT)

Lat: 14.98°NLon: 145.62°EElev: 269ft.

Partly Cloudy

88°F

31°C

Humidity 75%
Wind Speed E 8 mph
Barometer 29.84 in
Dewpoint 79°F (26°C)
Visibility 7.00 mi
Heat Index103°F (39°C)
Last update 21 Sep 5:50 pm ChST
Extended Forecast for

2 Miles WSW Tinian GU

  • Tonight

    Tonight: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 78. Southeast wind 7 to 10 mph. Chance of precipitation is 40%.

    Low: 78 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 88. Southeast wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. Southeast wind 8 to 11 mph. Chance of precipitation is 50%.

    Low: 78 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 87. South southeast wind 7 to 10 mph. Chance of precipitation is 40%.

    High: 87 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    Showers

Detailed Forecast

Tonight
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 78. Southeast wind 7 to 10 mph. Chance of precipitation is 40%.
Tuesday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 88. Southeast wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Tuesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. Southeast wind 8 to 11 mph. Chance of precipitation is 50%.
Wednesday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 87. South southeast wind 7 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. South wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday
Scattered showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 30%.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 78.
Friday
A chance of showers. Partly sunny, with a high near 87.
Friday Night
A chance of showers. Mostly cloudy, with a low around 78.
Saturday
A chance of showers. Partly sunny, with a high near 87.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 78.
Sunday
A chance of showers. Partly sunny, with a high near 87.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 78.
Monday
A chance of showers. Partly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Tinian GU
 15.07°N 145.62°E
Last Update:
6:06 pm ChST Sep 21, 2026
Forecast Valid:
8pm ChST Sep 21, 2026-6pm ChST Sep 28, 2026
 
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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