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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 am 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 5AM is: 0.8m 7s primary swell from a South direction and 0.4m 9s secondary swell from a East-southeast direction, 0.1m 11s secondary swell from a Southeast direction (forecast issued at 01:00am May 09). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 May) | 3ft (0.9m) | 6s |
| Afternoon (09 May) | 3.5ft (1.1m) | 6s |
| Evening (09 May) | 3.5ft (1.1m) | 6s |
Table - waves today at Fortress. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 30mm), heaviest during Sat night. Very mild (max 15°C on Sun night, min 7°C on Mon morning). Mainly fresh winds. | ||||||||||||||||||||||||
Saturday 9 | Sunday 10 | Monday 11 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 7 | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 7 | S 7 | ESE 8 | ESE 8 | SE 8 | SE 8 | SE 8 | SE 8 | |
61 | 58 | 70 | 79 | 74 | 101 | 89 | 88 | 86 | 71 | 95 | 149 | 177 | 172 | 147 | 151 | 134 | 68 | 75 | 84 | 95 | 120 | 99 | 96 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-on | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | glassy | off | |
High Tide | 00:50AM0.69m | 1:40PM0.61m | 1:46AM0.67m | 2:41PM0.66m | 2:48AM0.67m | 3:41PM0.73m | ||||||||||||||||||
Low Tide | 7:24AM0.17m | 7:28PM0.26m | 8:21AM0.15m | 8:44PM0.23m | 9:18AM0.12m | 10:01PM0.18m | ||||||||||||||||||
 | |  | | |  |  |  | | | |  | | |  | | | | | | | |  | | |
 | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:53 | — | — |
— | — | — | — | — | 4 | 6 | 3 | — | — | — | — | — | — | — | — | 1 | — | 5 | 5 | 5 | 1 | — | — | |
Temp °C | 11 | 11 | 11 | 12 | 13 | 12 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 15 | 13 | 12 | 9 | 7 | 7 | 10 | 11 | 11 |
9 | 7 | 6 | 6 | 7 | 7 | 8 | 8 | 9 | 10 | 10 | 11 | 10 | 11 | 11 | 14 | 10 | 9 | 5 | 3 | 5 | 5 | 9 | 7 | |
Swell 1 Height (m) Direction Period (s) | S 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 7 | S 7 | ESE 8 | ESE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
 kJ | 61 | 31 | 28 | 28 | 28 | 16 | 16 | 15 | 15 | 7 | 95 | 149 | 177 | 172 | 147 | 151 | 134 | 68 | 75 | 84 | 95 | 120 | 99 | 96 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | SE 11 | SE 11 | SE 11 | SE 11 | SE 12 | SE 11 | SE 11 | SE 10 | SE 10 | ESE 8 | E 8 | E 9 | E 9 | ESE 8 | ESE 11 | ESE 11 | ESE 8 | S 7 | S 7 | S 7 | SE 12 | — | SE 14 |
| kJ | 31 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 7 | 6 | 6 | 6 | 6 | 12 | 13 | 58 | 47 | 34 | 22 | 5 | — | 8 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | — | — | — | — | — | — | — | — | SE 10 | S 16 | SE 16 | SE 16 | SE 16 | — | E 16 | ESE 11 | SE 12 | SE 12 | SE 12 | SE 14 | SE 14 | SE 14 |
| kJ | 5 | 5 | — | — | — | — | — | — | — | — | 4 | 5 | 10 | 10 | 10 | — | 5 | 13 | 6 | 6 | 6 | 8 | 8 | 8 |
Wind waves Height (m) Direction Period (s) | — | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | — | — | — | — | — | — | — | N 2 | NE 3 | — | — | — | — | — |
| kJ | — | 58 | 70 | 79 | 74 | 101 | 89 | 88 | 86 | 71 | — | — | — | — | — | — | — | 1 | 2 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 38 | 38 | 38 | 38 | 164 | 38 | 9 | 38 | 10 | 9 | 9 | 9 | 9 | 9 | 0 | 25 | 32 | 32 | 20 | 0 | 15 | 0 | 0 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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