Marine forecast
Cape Henlopen to Fenwick Island, DE
- current wind
- 9 kt W
- Gusts
- 12 kt
- Seas
- 1.6 ft
- Period
- 6 sec
- Air
- 80°F
Observed Tue 3:00 PM | ANZ455
- Gusts now
- 12 kt
- Seas now
- 1.6 ft · 6 sec
- Air
- 80°F
- Water
- 66°F
- 72-hr peak
- 15 kt
In brief
At 3:00 pm EDT on Oct 13, 2026, NDBC station LWSD1 (Lewes, DE, 12 miles away) measured wind from the W at 9 kt, gusting to 12 kt; buoy 44084 measured seas of 1.6 ft. The NWS forecast for Cape Henlopen to Fenwick Island, DE issued at 9:18 am EDT on Oct 13, 2026 reads, for today: “W winds around 5 kt, becoming S early this afternoon, then increasing to 10 to 15 kt with gusts up to 20 kt late. Seas 2 to 3 ft.”
Source: National Weather Service Mount Holly NJ forecast; NDBC observations
Wind forecast · ktPeak 15 kt
Seas forecast · ftPeak 2 ft
NWS marine forecast
| Period | Forecast |
|---|---|
| Today | W winds around 5 kt, becoming S early this afternoon, then increasing to 10 to 15 kt with gusts up to 20 kt late. Seas 2 to 3 ft. |
| Tonight | SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. |
| Wed | SW winds around 10 kt. Seas 2 to 3 ft. |
| Wed Night | SW winds 5 to 10 kt, becoming N 10 to 15 kt after midnight. Seas 2 to 3 ft. |
| Thu | NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers. |
| Thu Night | E winds around 10 kt, becoming SE after midnight. Seas 2 to 3 ft. A chance of showers after midnight. |
| Fri | SW winds 15 to 20 kt. Seas 2 to 4 ft. A chance of showers in the morning, then showers likely in the afternoon. |
| Fri Night | NW winds 25 to 30 kt. Seas 5 to 7 ft. Showers likely in the evening. |
| Sat | NW winds 25 to 30 kt. Seas 5 to 8 ft. |
| Sat Night | NW winds 25 to 30 kt, diminishing to 15 to 20 kt after midnight. Seas 5 to 7 ft. |
Issued Tue 9:18 AM by Mount Holly NJ (product CWFPHI).
Recent buoy conditions
| Time | Wind | Gust | Seas | Water |
|---|---|---|---|---|
| Tue 3:00 PM | 9 kt W | 12 kt | — | 66°F |
| Tue 2:54 PM | 2 kt WSW | 5 kt | — | 66°F |
| Tue 1:54 PM | 7 kt SSE | 11 kt | — | 66°F |
| Tue 12:54 PM | 4 kt WSW | 9 kt | — | 67°F |
| Tue 11:54 AM | 2 kt NE | 5 kt | — | 66°F |
| Tue 10:54 AM | 4 kt W | 8 kt | — | 66°F |
| Tue 9:54 AM | 2 kt NNW | 2 kt | — | 66°F |
| Tue 8:54 AM | 3 kt W | 4 kt | — | 66°F |
| Tue 7:54 AM | 2 kt SW | 3 kt | — | 66°F |
| Tue 6:54 AM | 5 kt W | 6 kt | — | 66°F |
| Tue 5:54 AM | 4 kt W | 4 kt | — | 66°F |
| Tue 4:54 AM | 4 kt WSW | 4 kt | — | 66°F |
Observed Tue 3:00 PM at NDBC buoy LWSD1 (Lewes, DE), 11.6 miles away. Seas from buoy 44084 (Bethany Beach, DE (263)), 6.1 miles away, at Tue 2:26 PM.
Frequently asked questions
What is the marine forecast for Cape Henlopen to Fenwick Island today?
Today: W winds around 5 kt, becoming S early this afternoon, then increasing to 10 to 15 kt with gusts up to 20 kt late. Seas 2 to 3 ft.
Is there a small craft advisory for Cape Henlopen to Fenwick Island?
No advisories, warnings or watches are in effect for NWS zone ANZ455 as of the last update on this page. Advisories can be issued at any time; check the current bulletin before leaving the dock.
How high are the waves at Cape Henlopen to Fenwick Island right now?
Seas are running 1.6 ft at a 6-second period, measured at NDBC buoy LWSD1 Tue 3:00 PM, 11.6 miles from this zone. The forecast peaks at 2.0 ft Fri 12 PM.
What is the water temperature at Cape Henlopen to Fenwick Island?
The nearest buoy read 66°F (19°C) at Tue 3:00 PM. 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 ANZ455, issued by Mount Holly NJ, 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 CWFPHI, issued Tue 9:18 AM. Observations: NOAA National Data Buoy Center station LWSD1, read Tue 3:00 PM. Retrieved Oct 13, 3:42 PM. Conditions offshore change faster than any page can be rebuilt, so check the current NWS bulletin and your own instruments before going out.