For More Weather Information:

39NM NW Seguam Island AK

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 1:21 pm AKDT Jul 2, 2026
Forecast Valid: 12am AKDT Jul 3, 2026-6pm AKDT Jul 9, 2026

Synopsis: A 1003 mb North Pacific low moves to 125 nm SE of Shemya Sat afternoon.

Overnight

WSW wind around 15 kt. Patchy fog. Seas around 4 ft.

Friday

W wind 10 to 15 kt. Patchy fog before 1pm. Seas around 3 ft.

Friday Night

Variable winds 5 kt or less. Mostly cloudy. Seas around 3 ft.

Independence Day

E wind around 15 kt. A chance of rain after 10am. Seas around 4 ft.

Saturday Night

E wind around 25 kt. Rain likely, mainly before 4am. Seas around 5 ft.

Sunday

E wind 20 to 25 kt. Rain likely, mainly after 10am. Seas 5 to 6 ft.

Sunday Night

SE wind 15 to 20 kt. Showers likely. Seas 5 to 6 ft.

Monday

SW wind around 15 kt. Showers likely. Seas around 4 ft.

Monday Night

WSW wind around 15 kt. A chance of showers. Seas 3 to 4 ft.

*Notices:

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.
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.