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Tiyan, GU Local Forecast Office

Tanapag GU

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:WSW wind 5 to 7 kt. Partly sunny. Waves 1 ft or less.

      High: 87 °F

      WSW 7kt
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Scattered showers and thunderstorms.   Waves 1 ft or less.

      Low: 80 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds less than 5 kt becoming NNE around 6 kt in the morning. Scattered showers and thunderstorms.   Waves 1 ft or less.

      High: 87 °F

      ⇑NNE 6kt
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds less than 5 kt becoming ESE around 6 kt after midnight. Scattered showers and thunderstorms.   Waves 1 ft or less.

      Low: 80 °F

      ⇑ESE 6kt
      < 1ft

    • Monday

      Monday:SE wind 6 to 10 kt. Scattered showers.   Waves 1 ft or less.

      High: 87 °F

      SE 10kt
      < 1ft

    • Monday Night

      Monday Night:SE wind 7 to 9 kt. Partly cloudy. Waves 1 ft or less.

      Low: 80 °F

      SE 9kt
      < 1ft

    • Tuesday

      Tuesday:ESE wind 8 to 10 kt. Scattered showers and thunderstorms.   Waves 1 ft or less.

      High: 87 °F

      ESE 10kt
      < 1ft

    • Tuesday Night

      Tuesday Night:SE wind around 9 kt. A chance of showers.   Waves 1 ft or less.

      Low: 80 °F

      SE 9kt
      < 1ft

    • Wednesday

      Wednesday:SE wind 8 to 11 kt. A chance of showers.   Waves 1 ft or less.

      High: 87 °F

      SE 11kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:53 pm ChST Sep 19, 2026
Forecast Valid: 2pm ChST Sep 19, 2026-6pm ChST Sep 25, 2026

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Detailed Forecast


This Afternoon
WSW wind 5 to 7 kt. Partly sunny. Waves 1 ft or less.
Tonight
Variable winds 5 kt or less. Scattered showers and thunderstorms. Waves 1 ft or less.
Sunday
Variable winds less than 5 kt becoming NNE around 6 kt in the morning. Scattered showers and thunderstorms. Waves 1 ft or less.
Sunday Night
Variable winds less than 5 kt becoming ESE around 6 kt after midnight. Scattered showers and thunderstorms. Waves 1 ft or less.
Monday
SE wind 6 to 10 kt. Scattered showers. Waves 1 ft or less.
Monday Night
SE wind 7 to 9 kt. Partly cloudy. Waves 1 ft or less.
Tuesday
ESE wind 8 to 10 kt. Scattered showers and thunderstorms. Waves 1 ft or less.
Tuesday Night
SE wind around 9 kt. A chance of showers. Waves 1 ft or less.
Wednesday
SE wind 8 to 11 kt. A chance of showers. Waves 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 15.23°N 145.74°E
Last Update: 1:53 pm ChST Sep 19, 2026
Forecast Valid: 2pm ChST Sep 19, 2026-6pm ChST Sep 25, 2026
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