Marine Forecast
Illustrated map of Barren Islands

Marine forecast

Icy Strait, AK

current wind
3 kt NNW
Gusts
6 kt
Air
48°F
72-hr peak
16 kt
Peak seas
3 ft

Observed Tue 11:12 AM | PKZ021

Gusts now
6 kt
Air
48°F
72-hr peak
16 kt
Peak seas
3 ft

In brief

At 11:12 am AKDT on Oct 13, 2026, NDBC station GUXA2 (Gustavus Dock, AK, 13 miles away) measured wind from the NNW at 3 kt, gusting to 6 kt. The NWS forecast for Icy Strait, AK issued at 3:42 am AKDT on Oct 13, 2026 reads, for today: “SE wind 10 kt early in the morning becoming light. Seas 2 ft or less.” A Small Craft Advisory is in effect until Thu 10:00 AM.

Source: National Weather Service Juneau AK forecast; NDBC observations

Wind forecast · ktPeak 16 kt

051015202530Wed 14Thu 15Fri 16051015202530Wed 14Thu 15Fri 16
Sustained GustOct 13-16 | AKDT

Seas forecast · ftPeak 3 ft

0123Wed 14Thu 15Fri 160123Wed 14Thu 15Fri 16
Oct 13-16 | AKDT

Marine advisory

Small Craft Advisory in effect for Icy Strait until Thu 10:00 AM.

Full text of this small craft advisory

* WHAT...East winds 15 to 25 kt expected. * WHERE...Icy Strait. * WHEN...From 4 AM to 10 AM AKDT Thursday. * IMPACTS...Conditions will be hazardous to small craft.

NWS marine forecast

PeriodForecast
TodaySE wind 10 kt early in the morning becoming light. Seas 2 ft or less. Patchy fog early in the morning.
TonightLight winds. Seas 2 ft or less.
WedSE wind 10 kt. Seas 2 ft or less.
Wed NightE wind 25 kt. Seas 5 ft. Rain.
ThuE wind 25 kt. Seas 5 ft.
FriE wind 15 kt. Seas 3 ft.
SatE wind 15 kt. Seas 3 ft.

Issued Tue 3:42 AM by Juneau AK (product CWFAJK).

TimeWindGustSeasWater
Tue 11:12 AM 3 kt NNW 6 kt — —
Tue 10:52 AM 2 kt N 4 kt — —
Tue 9:52 AM 2 kt SSE 5 kt — —
Tue 8:52 AM 2 kt N 4 kt — —
Tue 7:52 AM 4 kt SSE 11 kt — —
Tue 6:52 AM 2 kt ENE 3 kt — —
Tue 5:52 AM 3 kt E 7 kt — —
Tue 4:52 AM 4 kt ESE 9 kt — —
Tue 3:52 AM 3 kt ESE 7 kt — —
Tue 2:52 AM 3 kt ENE 4 kt — —
Tue 1:52 AM 2 kt ENE 3 kt — —
Tue 12:52 AM 3 kt ENE 5 kt — —

Observed Tue 11:12 AM at NDBC buoy GUXA2 (Gustavus Dock, AK), 12.8 miles away.

What is the marine forecast for Icy Strait today?

Today: SE wind 10 kt early in the morning becoming light. Seas 2 ft or less. Patchy fog early in the morning.

Is there a small craft advisory for Icy Strait?

Yes — small craft advisory in effect until Thu 10:00 AM.

What do the wind speeds in knots mean?

One knot is 1.15 mph. The National Weather Service issues a small craft advisory for sustained winds of roughly 22–33 knots or hazardous seas, a gale warning at 34–47 knots, and a storm warning at 48 knots and above. Exact advisory thresholds vary by forecast office and by water body — a bay reaches dangerous chop at a lower wind speed than open ocean.

Where does this forecast come from?

The forecast text is the National Weather Service's own marine bulletin for zone PKZ021, issued by Juneau AK, reproduced in full. The wind and seas charts are drawn from the NWS gridded forecast for a point inside the zone. Observations come from the nearest reporting NDBC buoy. We are not affiliated with NOAA or the National Weather Service.

Forecast: NOAA/NWS product CWFAJK, issued Tue 3:42 AM. Observations: NOAA National Data Buoy Center station GUXA2, read Tue 11:12 AM. Retrieved Oct 13, 11:42 AM. Conditions offshore change faster than any page can be rebuilt, so check the current NWS bulletin and your own instruments before going out.