Last Update: 421 PM ChST Sun Oct 11 2026

View Nearby Observations

For More Weather Information:

Tiyan, GU Local Forecast Office

23NM WSW San Jose (Tinian) GU

Marine Zone Forecast


Tonight
Northwest wind 5 to 10 kt. Seas around 5 ft. Wave detail: north 4 ft at 11 seconds, northeast 2 ft at 11 seconds, and northwest 2 ft at 4 seconds.
Monday
Northwest wind 5 kt. Seas around 4 ft. Wave detail: north 3 ft at 10 seconds and northeast 2 ft at 11 seconds.
Monday Night
North wind 5 kt. Seas around 4 ft. Wave detail: north 3 ft at 10 seconds and northeast 2 ft at 10 seconds.
Tuesday
Variable wind 5 kt. Seas around 4 ft. Wave detail: north 3 ft at 10 seconds and northeast 2 ft at 10 seconds.
Tuesday Night
East wind 5 kt. Seas around 3 ft. Wave detail: northeast 2 ft at 9 seconds and north 2 ft at 10 seconds.
Wednesday
East wind 5 kt. Seas around 3 ft. Wave detail: north 2 ft at 9 seconds and east 2 ft at 9 seconds.
Thursday
Northeast wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: northeast 2 ft at 4 seconds, north 2 ft at 9 seconds, and east 2 ft at 9 seconds.
Friday
Northeast wind 10 to 15 kt. Seas 4 to 6 ft. Wave detail: northeast 5 ft at 8 seconds and northeast 3 ft at 4 seconds. A chance of showers with a slight chance of thunderstorms.



Basemap Options
Click map to change the forecast location
Loading map...
421 PM ChST Sun Oct 11 2026
 
 

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data