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Fortress Surf Forecast
/ Long Island NY (34 breaks) / New York (44 breaks) /
Surf Forecasts:
Fortress surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 7 pm Saturday 28 Mar 2026 EDTForecast update in hr min s Forecast update imminent
Fortress surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Fortress sea temperature is
3.4° C
(Which is 1.9°C colder than average for this time of year)How big are the waves at Fortress today?
The current surf forecast for Fortress at 3AM is: 0.3m 6s primary swell from a South direction and 0.2m 8s secondary swell from a East-southeast direction (forecast issued at 07:00pm March 28). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Mar) | 0.5ft (0.2m) | 8s |
| Afternoon (29 Mar) | 0.5ft (0.2m) | 8s |
| Evening (29 Mar) | 0.5ft (0.2m) | 8s |
Table - waves today at Fortress. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||||||||
| 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 6 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 23 | 15 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 241 | 311 | 359 | 261 | 231 | 186 | 220 | 253 | 300 | 427 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off |
High Tide / height (m) | 5:35PM 0.74 | 6:02AM 0.80 | 6:28PM 0.81 | 6:51AM 0.80 | 7:13PM 0.87 | 7:34AM 0.80 | ||||||||||||||||||
Low Tide / height (m) | 11:23PM 0.04 | 12:04PM -0.02 | 12:17AM -0.00 | 12:43PM -0.05 | 1:03AM -0.04 | 1:17PM -0.06 | ||||||||||||||||||
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:33 | - | - |
| Sunset | 7:07 | - | - | - | - | - | - | - | 7:08 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - |
 |  | |  | |  | |  | | |  | | | | | |  | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | 3 | 2 | - | - |
| Temp. °C | 3 | 4 | 1 | 1 | 1 | 1 | 2 | 4 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 8 | 9 | 9 | 12 | 12 | 12 | 12 | 12 | 10 |
| Feels °C (?) | -6 | -4 | -8 | -7 | -4 | -5 | -6 | -4 | -3 | -4 | -5 | -3 | -3 | -3 | -3 | -1 | 1 | 3 | 7 | 7 | 8 | 7 | 6 | 3 |
- 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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