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Surf Forecasts:
Bethany surfForecast / Delaware / USA
48hr Weather and Surf, issued 12 pm Thursday 11 Dec 2025 ESTForecast update in hr min s Forecast update imminent
Bethany surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bethany sea temperature is
8.7° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Bethany today?
The current surf forecast for Bethany at 6PM is: 0.2m 7s primary swell from a South-southeast direction and 0.1m 9s secondary swell from a East direction (forecast issued at 12:00pm December 11). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 3.5ft (1.1m) | 4s |
| Afternoon (11 Dec) | 0.5ft (0.2m) | 7s |
| Evening (11 Dec) | 0.5ft (0.2m) | 7s |
Table - waves today at Bethany. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 4 | 4 | 15 | 7 | 9 | 4 | 7 | 4 | 3 | 3 | 6 | 6 | 6 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 40 | 29 | 5 | 5 | 2 | 14 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 3 | 3 | 2 | 2 | 2 | 2 | 12 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | off | off | off | cross- off | cross | cross | cross- on | cross |
High Tide / height (m) | 12:44PM 1.09 | 1:28AM 1.06 | 1:36PM 1.02 | 2:20AM 1.07 | 2:29PM 0.97 | 3:12AM 1.09 | ||||||||||||||||||
Low Tide / height (m) | 7:16PM 0.05 | 7:38AM 0.19 | 8:11PM 0.08 | 8:41AM 0.19 | 9:01PM 0.09 | |||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:38 | - | - | - | - | - | - | - | 4:38 | - | - | - | - | - | - | - | 4:38 | - | - | - | - | - |
 |  | |  | |  |  | |  | | | | | | | | | | | | | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 3 | 2 | 3 | 2 | 1 | 0 | -1 | -1 | 0 | 2 | 3 | 2 | 1 | 1 | 1 | 1 | 2 | 6 | 7 | 5 | 5 | 4 | 1 | -3 |
| Feels °C (?) | -7 | -8 | -6 | -7 | -7 | -8 | -9 | -8 | -7 | -5 | -3 | -3 | -3 | -3 | -3 | -4 | -2 | 1 | 3 | 1 | 2 | -1 | -7 | -12 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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