Marine forecast
Seguam to Adak Bering Side, AK
- current wind
- 1 kt NW
- Gusts
- 2 kt
- Air
- 38°F
- Water
- 47°F
- 72-hr peak
- 30 kt
Observed Tue 10:54 AM | PKZ780
- Gusts now
- 2 kt
- Air
- 38°F
- Water
- 47°F
- 72-hr peak
- 30 kt
- Peak seas
- 11 ft
In brief
At 10:54 am AKDT on Oct 13, 2026, NDBC station ATKA2 (Atka, AK, 46 miles away) measured wind from the NW at 1 kt, gusting to 2 kt. The NWS forecast for Seguam to Adak Bering Side, AK issued at 3:58 am AKDT on Oct 13, 2026 reads, for today: “NW wind 20 kt increasing to 30 kt in the afternoon. Seas 8 ft.” A Small Craft Advisory is in effect until Wed 5:00 PM.
Source: National Weather Service Anchorage Alaska forecast; NDBC observations
Wind forecast · ktPeak 30 kt
Seas forecast · ftPeak 11 ft
Marine advisory
Small Craft Advisory in effect for Seguam to Adak Bering Side until Wed 5:00 PM.
Full text of this small craft advisory
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent an average of the highest one-third of the combined wind wave and swell height. .TODAY...NW wind 20 kt increasing to 30 kt in the afternoon. Seas 8 ft. .TONIGHT...NW wind 30 kt. Seas 14 ft. .WED...NW wind 30 kt. Seas 13 ft. .WED NIGHT...NW wind 30 kt. Seas 12 ft. .THU...N wind 25 kt. Seas 11 ft. .FRI...S wind 20 kt. Seas 6 ft. .SAT...SW wind 15 kt. Seas 5 ft.
Small Craft Advisory in effect for Seguam to Adak Bering Side until Wed 5:00 AM.
Full text of this small craft advisory
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent an average of the highest one-third of the combined wind wave and swell height. .TONIGHT...W wind 20 kt. Seas 7 ft. .TUE...NW wind 25 kt. Seas 6 ft. Rain showers. .TUE NIGHT...NW wind 30 kt. Seas 13 ft. Rain showers. .WED AND WED NIGHT...NW wind 30 kt. Seas 12 ft. .THU...N wind 25 kt. Seas 11 ft. .FRI...S wind 20 kt. Seas 9 ft. .SAT...SW wind 20 kt. Seas 5 ft.
Small Craft Advisory in effect for Seguam to Adak Bering Side until Tue 5:00 PM.
Full text of this small craft advisory
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent an average of the highest one-third of the combined wind wave and swell height. .TODAY...W wind 20 kt. Seas 8 ft. .TONIGHT...W wind 20 kt. Seas 7 ft. .TUE...NW wind 25 kt. Seas 6 ft. .TUE NIGHT...NW wind 30 kt. Seas 13 ft. .WED...NW wind 30 kt. Seas 12 ft. .THU...N wind 25 kt. Seas 11 ft. .FRI...S wind 20 kt. Seas 9 ft.
NWS marine forecast
| Period | Forecast |
|---|---|
| Today | NW wind 20 kt increasing to 30 kt in the afternoon. Seas 8 ft. |
| Tonight | NW wind 30 kt. Seas 14 ft. |
| Wed | NW wind 30 kt. Seas 13 ft. |
| Wed Night | NW wind 30 kt. Seas 12 ft. |
| Thu | N wind 25 kt. Seas 11 ft. |
| Fri | S wind 20 kt. Seas 6 ft. |
| Sat | SW wind 15 kt. Seas 5 ft. |
Issued Tue 3:58 AM by Anchorage Alaska (product CWFALU).
Recent buoy conditions
| Time | Wind | Gust | Seas | Water |
|---|---|---|---|---|
| Tue 10:54 AM | 1 kt NW | 2 kt | — | 47°F |
| Tue 9:54 AM | 2 kt NNW | 4 kt | — | 47°F |
| Tue 8:54 AM | 1 kt WNW | 2 kt | — | 46°F |
| Tue 7:54 AM | 3 kt N | 5 kt | — | 46°F |
| Tue 6:54 AM | 4 kt N | 5 kt | — | 46°F |
| Tue 5:54 AM | 2 kt NW | 4 kt | — | 46°F |
| Tue 4:54 AM | 3 kt NW | 5 kt | — | 46°F |
| Tue 3:54 AM | 5 kt NNW | 7 kt | — | 46°F |
| Tue 2:54 AM | 4 kt NNW | 5 kt | — | 46°F |
| Tue 1:54 AM | 3 kt NNE | 4 kt | — | 46°F |
| Tue 12:54 AM | 4 kt NNE | 5 kt | — | 46°F |
| Mon 11:54 PM | 7 kt NW | 9 kt | — | 46°F |
Observed Tue 10:54 AM at NDBC buoy ATKA2 (Atka, AK), 45.8 miles away.
Frequently asked questions
What is the marine forecast for Seguam to Adak Bering Side today?
Today: NW wind 20 kt increasing to 30 kt in the afternoon. Seas 8 ft.
Is there a small craft advisory for Seguam to Adak Bering Side?
Yes — small craft advisory, small craft advisory, small craft advisory in effect until Wed 5:00 PM.
What is the water temperature at Seguam to Adak Bering Side?
The nearest buoy read 47°F (8°C) at Tue 10:54 AM. Sea surface temperature at a single buoy can differ by several degrees from the water at a beach or in a shallow bay nearby.
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 PKZ780, issued by Anchorage Alaska, 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 CWFALU, issued Tue 3:58 AM. Observations: NOAA National Data Buoy Center station ATKA2, read Tue 10:54 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.