Marine forecast
Cape Edgecumbe to Cape Spencer, AK
- current wind
- 3 kt S
- Gusts
- 6 kt
- Air
- 51°F
- 72-hr peak
- 22 kt
- Peak seas
- 6 ft
Observed Tue 11:32 AM | PKZ643
- Gusts now
- 6 kt
- Air
- 51°F
- 72-hr peak
- 22 kt
- Peak seas
- 6 ft
In brief
At 11:32 am AKDT on Oct 13, 2026, NDBC station PEXA2 (Pelican MXAK, AK, 25 miles away) measured wind from the S at 3 kt, gusting to 6 kt. The NWS forecast for Cape Edgecumbe to Cape Spencer, AK issued at 7:39 am AKDT on Oct 13, 2026 reads, for today: “SE wind 10 kt early in the morning becoming light. Seas 6 ft.” A Small Craft Advisory is in effect until Fri 4:00 AM.
Source: National Weather Service Juneau AK forecast; NDBC observations
Wind forecast · ktPeak 22 kt
Seas forecast · ftPeak 6 ft
Marine advisory
Small Craft Advisory in effect for Cape Edgecumbe to Cape Spencer until Fri 4:00 AM.
Full text of this small craft advisory
* WHAT...Southeast winds 25 to 35 kt with gusts up to 40 kt and seas 10 to 15 ft expected. * WHERE...Cape Edgecumbe to Cape Spencer out to 15 NM. * WHEN...From 1 AM Thursday to 4 AM AKDT Friday. * IMPACTS...Conditions will be hazardous to small craft.
NWS marine forecast
| Period | Forecast |
|---|---|
| Today | SE wind 10 kt early in the morning becoming light. Seas 6 ft. |
| Tonight | Light winds becoming SW 10 kt late. Seas 5 ft. |
| Wed | SE wind 15 kt. Seas 6 ft. |
| Wed Night | E wind 30 kt. Seas 10 ft. Rain. |
| Thu | SE wind 30 kt. Seas 15 ft. |
| Fri | S wind 15 kt. Seas 11 ft. |
| Sat | SE wind 15 kt. Seas 11 ft. |
Issued Tue 7:39 AM by Juneau AK (product CWFAEG).
Synopsis
Winds along southern ocean entrances increase Tuesday as a northward moving low clips the southern panhandle. Up north, winds strengthen near Cape St. Elias to Icy Bay as a weak barrier jet forms. By early Thursday, a strong gale force low will impact the Gulf and coastal waters.
Recent buoy conditions
| Time | Wind | Gust | Seas | Water |
|---|---|---|---|---|
| Tue 11:32 AM | 3 kt S | 6 kt | — | — |
| Tue 10:52 AM | 2 kt S | 5 kt | — | — |
| Tue 9:52 AM | 2 kt ESE | 6 kt | — | — |
| Tue 8:52 AM | 4 kt SE | 8 kt | — | — |
| Tue 7:52 AM | 4 kt SSE | 9 kt | — | — |
| Tue 6:52 AM | 4 kt SE | 9 kt | — | — |
| Tue 5:52 AM | 5 kt SSE | 11 kt | — | — |
| Tue 4:52 AM | 5 kt SE | 11 kt | — | — |
| Tue 3:52 AM | 4 kt SSE | 9 kt | — | — |
| Tue 2:52 AM | 4 kt SSE | 8 kt | — | — |
| Tue 1:52 AM | 4 kt SE | 9 kt | — | — |
| Tue 12:52 AM | 4 kt SSE | 12 kt | — | — |
Observed Tue 11:32 AM at NDBC buoy PEXA2 (Pelican MXAK, AK), 24.8 miles away.
Frequently asked questions
What is the marine forecast for Cape Edgecumbe to Cape Spencer today?
Today: SE wind 10 kt early in the morning becoming light. Seas 6 ft.
Is there a small craft advisory for Cape Edgecumbe to Cape Spencer?
Yes — small craft advisory in effect until Fri 4:00 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 PKZ643, 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 CWFAEG, issued Tue 7:39 AM. Observations: NOAA National Data Buoy Center station PEXA2, read Tue 11:32 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.