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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 Sunday 10 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
8.8° C
(Which is 1.3°C colder than average for this time of year)How big are the waves at Fortress today?
The current surf forecast for Fortress at 10PM is: 1.3m 8s primary swell from a South-southeast direction and 0.1m 16s secondary swell from a Southeast direction (forecast issued at 07:00pm May 10). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | - | - |
| Afternoon (10 May) | 4.5ft (1.4m) | 8s |
| Evening (10 May) | 4.5ft (1.3m) | 8s |
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 Sun night. Very mild (max 16°C on Sun night, min 8°C on Sun night). Winds increasing (light winds from the WSW on Mon afternoon, fresh winds from the S by Wed afternoon). | ||||||||||||||||||||||||
Sun 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | SE 10 | SE 10 | ESE 7 | ESE 7 | S 4 | |
250 | 226 | 174 | 154 | 75 | 131 | 99 | 99 | 69 | 67 | 73 | 53 | 39 | 54 | 40 | 39 | 32 | 31 | 21 | 20 | 17 | 17 | 10 | 37 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | |
High Tide | 2:41PM0.66m | 2:48AM0.67m | 3:41PM0.73m | 3:54AM0.68m | 4:39PM0.81m | 4:59AM0.71m | ||||||||||||||||||
Low Tide | 8:44PM0.23m | 9:18AM0.12m | 10:01PM0.18m | 10:11AM0.07m | 11:05PM0.10m | 11:02AM0.02m | ||||||||||||||||||
 |  |  |  | |  |  | | | |  | |  |  | | | | | | | | | | | |
 | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:31 | — | — | — |
 | 7:52 | — | — | — | — | — | — | — | 7:53 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — | — | 7:55 |
— | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 14 | 16 | 10 | 8 | 9 | 10 | 13 | 13 | 11 | 10 | 10 | 9 | 10 | 11 | 13 | 14 | 12 | 12 | 11 | 11 | 11 | 11 | 11 |
11 | 11 | 14 | 3 | 2 | 4 | 6 | 9 | 8 | 5 | 5 | 6 | 2 | 3 | 7 | 8 | 8 | 4 | 5 | 5 | 6 | 5 | 4 | 4 | |
Swell 1 Height (m) Direction Period (s) | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 |
 kJ | 250 | 226 | 174 | 154 | 73 | 131 | 99 | 99 | 69 | 67 | 73 | 53 | 39 | 54 | 40 | 39 | 32 | 31 | 21 | 20 | 17 | 17 | 10 | 9 |
Swell 2 Height (m) Direction Period (s) | SE 16 | SE 16 | — | E 16 | SE 9 | S 7 | S 7 | S 7 | SE 12 | SE 15 | ESE 11 | S 6 | SE 7 | SE 10 | NNE 3 | SE 10 | SE 11 | SE 10 | ESE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | SE 10 |
| kJ | 10 | 10 | — | 5 | 75 | 8 | 14 | 15 | 5 | 8 | 11 | 7 | 14 | 17 | 4 | 17 | 18 | 17 | 11 | 16 | 16 | 10 | 10 | 16 |
Swell 3 Height (m) Direction Period (s) | SE 16 | SE 16 | SE 16 | S 16 | E 8 | SE 12 | NNE 3 | — | SE 14 | SE 14 | SE 14 | SE 11 | S 6 | S 6 | SE 10 | S 6 | NNE 3 | — | — | — | — | SE 13 | SE 13 | — |
| kJ | 10 | 10 | 10 | 5 | 1 | 6 | 1 | — | 8 | 8 | 8 | 18 | 7 | 3 | 17 | 3 | 1 | — | — | — | — | 6 | 7 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | N 3 | N 3 | NNE 3 | NE 4 | — | S 7 | S 7 | SW 3 | SW 3 | NNW 3 | N 4 | — | — | SW 3 | SW 4 | SW 4 | SW 4 | SSW 4 | SSW 4 | SSW 4 | S 4 |
| kJ | — | — | — | 4 | 5 | 4 | 7 | — | 23 | 22 | 2 | 2 | 5 | 9 | — | — | 4 | 12 | 15 | 14 | 12 | 15 | 20 | 37 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 38 | 9 | 9 | 0 | 32 | 25 | 25 | 0 | 0 | 0 | 9 | 0 | 2 | 36 | 10 | 0 | 0 | 178 | 219 | 178 | 193 | 193 | 193 |
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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