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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 09 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 1.2°C colder than average for this time of year)How big are the waves at Fortress today?
The current surf forecast for Fortress at 2AM is: 1.0m 6s primary swell from a South-southeast direction and 0.3m 9s secondary swell from a East-southeast direction (forecast issued at 07:00pm May 09). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 4ft (1.2m) | 7s |
| Afternoon (10 May) | 5ft (1.5m) | 8s |
| Evening (10 May) | 5ft (1.5m) | 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 9mm), mostly falling on Sat night. Very mild (max 17°C on Sun night, min 8°C on Mon night). Winds increasing (light winds from the WSW on Sat night, fresh winds from the NNW by Mon night). | ||||||||||||||||||||||||
Sat 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
S 6 | S 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SSE 8 | SE 8 | SE 8 | ESE 7 | SE 7 | SE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | |
116 | 102 | 85 | 72 | 74 | 88 | 186 | 277 | 284 | 266 | 231 | 183 | 154 | 96 | 98 | 69 | 84 | 37 | 64 | 60 | 52 | 51 | 37 | 37 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross-off | cross-on | cross | cross-off | cross | 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 | |
High Tide | 1:46AM0.67m | 2:41PM0.66m | 2:48AM0.67m | 3:41PM0.73m | 3:54AM0.68m | |||||||||||||||||||
Low Tide | 7:28PM0.26m | 8:21AM0.15m | 8:44PM0.23m | 9:18AM0.12m | 10:01PM0.18m | 10:11AM0.07m | ||||||||||||||||||
 |  |  |  | |  | |  |  |  | | | | | | | |  | | | | | | | |
 | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — |
 | 7:52 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:53 | — | — | — | — | — | — | 7:54 |
4 | 8 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 13 | 17 | 16 | 13 | 11 | 10 | 12 | 14 | 15 | 13 | 12 | 9 | 8 | 8 | 11 | 13 |
7 | 9 | 7 | 9 | 11 | 11 | 9 | 8 | 9 | 13 | 13 | 9 | 5 | 5 | 7 | 9 | 9 | 7 | 5 | 1 | 1 | 1 | 6 | 8 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | SSE 6 | SSE 6 | SSE 6 | SSE 8 | SE 16 | SSE 8 | SE 16 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SSE 8 | SE 8 | SE 8 | ESE 7 | SE 7 | SE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 |
 kJ | 16 | 16 | 15 | 72 | 74 | 88 | 186 | 10 | 284 | 10 | 231 | 183 | 154 | 96 | 98 | 69 | 84 | 37 | 64 | 60 | 52 | 51 | 37 | 37 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 10 | ESE 9 | E 8 | E 9 | S 16 | SE 16 | SE 16 | SE 16 | — | E 16 | ESE 9 | SSW 7 | SE 9 | S 7 | SE 12 | S 7 | SSW 4 | SSW 6 | S 6 | SSW 6 | N 3 | SE 11 |
| kJ | 5 | 5 | 4 | 15 | 6 | 6 | 5 | 10 | 10 | 10 | — | 5 | 121 | 15 | 22 | 24 | 5 | 23 | 7 | 13 | 7 | 7 | 2 | 18 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SE 10 | SE 10 | SE 10 | SE 16 | SE 16 | SE 16 | SE 16 | E 8 | S 16 | SSW 7 | SE 9 | — | ESE 12 | SE 14 | ESE 9 | S 6 | SE 15 | SE 11 | SE 11 | SE 10 | — |
| kJ | — | — | — | 4 | 4 | 4 | 10 | 10 | 10 | 10 | 6 | 5 | 33 | 41 | — | 13 | 8 | 32 | 3 | 8 | 18 | 18 | 17 | — |
Wind waves Height (m) Direction Period (s) | S 6 | S 6 | S 6 | — | — | — | — | SSE 8 | — | SSE 8 | — | N 2 | N 3 | N 2 | — | — | S 7 | SW 4 | NW 3 | NNW 3 | NNW 4 | N 3 | NW 3 | SW 6 |
| kJ | 116 | 102 | 85 | — | — | — | — | 277 | — | 266 | — | 1 | 1 | 1 | — | — | 33 | 13 | 2 | 10 | 10 | 6 | 1 | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 155 | 38 | 236 | 38 | 0 | 9 | 38 | 9 | 9 | 9 | 0 | 10 | 25 | 0 | 0 | 0 | 9 | 9 | 15 | 25 | 25 | 25 | 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)
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Ocean Swells (m)- Wind Speed (km/h)
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