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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 1 pm Tuesday 12 May 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
9.2° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Fortress today?
The current surf forecast for Fortress at 8PM is: 0.4m 7s primary swell from a East-southeast direction and 0.3m 10s secondary swell from a Southeast direction (forecast issued at 01:00pm May 12). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 1.5ft (0.5m) | 8s |
| Afternoon (12 May) | 1.5ft (0.5m) | 8s |
| Evening (12 May) | 1ft (0.3m) | 10s |
Table - waves today at Fortress. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Thu morning. Very mild (max 14°C on Wed night, min 11°C on Tue night). Winds decreasing (strong winds from the S on Wed afternoon, light winds from the S by Thu afternoon). | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 8 | ESE 8 | ESE 7 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 7 | S 5 | SSW 5 | S 6 | S 5 | S 5 | S 5 | SSE 6 | SSE 5 | SSE 5 | S 5 | S 6 | SSE 6 | SSE 7 | SE 8 | SE 9 | SE 9 | |
40 | 39 | 31 | 21 | 20 | 19 | 16 | 10 | 43 | 105 | 119 | 94 | 93 | 99 | 91 | 62 | 50 | 37 | 41 | 51 | 96 | 196 | 290 | 359 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | on | cross | cross-off | off | off | off | off | |
High Tide | 4:39PM0.81m | 4:59AM0.71m | 5:33PM0.91m | 6:00AM0.74m | 6:26PM0.99m | 6:57AM0.77m | ||||||||||||||||||
Low Tide | 10:11AM0.07m | 11:05PM0.10m | 11:02AM0.02m | 00:01AM0.02m | 11:51AM-0.03m | 00:52AM-0.06m | ||||||||||||||||||
 | | |  |  | |  |  |  | | | | | | |  | | |  | | | | | | |
 | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — |
 | — | — | 7:54 | — | — | — | — | — | — | — | 7:55 | — | — | — | — | — | — | — | 7:57 | — | — | — | — | 7:58 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | |
Temp °C | 11 | 12 | 13 | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 13 | 12 | 12 | 12 | 12 | 13 | 12 | 11 | 11 | 11 |
7 | 6 | 5 | 4 | 3 | 4 | 5 | 4 | 4 | 3 | 6 | 7 | 8 | 9 | 9 | 10 | 10 | 11 | 11 | 11 | 10 | 8 | 7 | 7 | |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 10 | ESE 10 | ESE 10 | SSE 5 | SSE 5 | S 5 | S 6 | SSE 6 | SSE 7 | SE 8 | SE 9 | SE 9 |
 kJ | 40 | 39 | 31 | 21 | 20 | 19 | 9 | 9 | 9 | 9 | 9 | 5 | 10 | 10 | 10 | 62 | 50 | 37 | 41 | 51 | 96 | 196 | 290 | 359 |
Swell 2 Height (m) Direction Period (s) | N 3 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 7 | E 7 | — | ESE 10 | ESE 10 | E 5 | E 6 | E 5 | E 6 | ESE 9 | — | — |
| kJ | 2 | 17 | 17 | 17 | 17 | 16 | 16 | 10 | 10 | 10 | 10 | 10 | 4 | 4 | — | 10 | 10 | 11 | 15 | 14 | 1 | 165 | — | — |
Swell 3 Height (m) Direction Period (s) | SE 10 | — | — | — | — | — | — | E 13 | SE 13 | E 13 | — | — | — | — | — | ESE 10 | SW 6 | ESE 10 | ESE 10 | ESE 10 | E 6 | — | — | — |
| kJ | 17 | — | — | — | — | — | — | 3 | 7 | 3 | — | — | — | — | — | 10 | 11 | 9 | 9 | 9 | 12 | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | SSW 6 | SSW 3 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | S 5 | SSW 5 | S 6 | S 5 | S 5 | S 5 | SSE 6 | — | — | — | — | — | — | — | NW 2 | NNW 3 |
| kJ | 6 | 3 | 5 | 18 | 21 | 32 | 32 | 23 | 43 | 105 | 119 | 94 | 93 | 99 | 91 | — | — | — | — | — | — | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 178 | 178 | 668 | 219 | 219 | 193 | 231 | 958 | 1065 | 815 | 815 | 224 | 237 | 414 | 38 | 51 | 47 | 107 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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