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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 Sunday 31 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
12.4° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Fortress today (31 May):
- Morning surf: Morning surf (31 May, local time) - 3ft (0.9m), 10s period with E swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 2.5ft (0.8m), 10s period with ESE swell.
- Evening surf: Evening surf (31 May, local time) - 2.5ft (0.7m), 10s period with E swell.
The current surf forecast for Fortress at 4PM is: 0.8m 10s primary swell from a East-southeast direction and 0.1m 8s secondary swell from a South direction (forecast issued at 01:00pm May 31). An open ocean swell of 0.9m 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 (31 May) | 3ft (0.9m) | 10s |
| Afternoon (31 May) | 2.5ft (0.8m) | 10s |
| Evening (31 May) | 2.5ft (0.7m) | 10s |
Table - waves today at Fortress. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Sun afternoon, min 10°C on Mon afternoon). Winds decreasing (strong winds from the NE on Mon afternoon, calm by Tue morning). | ||||||||||||||||||||||||
Sun 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 10 | ESE 10 | ESE 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 4 | E 5 | E 5 | E 5 | ESE 9 | ESE 9 | E 10 | E 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | |
180 | 139 | 133 | 94 | 63 | 60 | 59 | 41 | 40 | 52 | 35 | 55 | 51 | 33 | 25 | 25 | 65 | 49 | 56 | 32 | 32 | 32 | 31 | 18 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | cross-on | cross | off | off | off | cross | cross | cross | cross-on | cross-on | cross | cross | cross | glassy | cross | cross | cross | cross-off | cross-off | off | cross | |
High Tide | 8:30AM0.66m | 8:52PM0.88m | 9:05AM0.66m | 9:23PM0.87m | 9:42AM0.66m | 9:52PM0.84m | ||||||||||||||||||
Low Tide | 1:42PM0.09m | 2:49AM0.07m | 2:21PM0.10m | 3:24AM0.07m | 3:00PM0.12m | 4:01AM0.08m | ||||||||||||||||||
 | | | |  | | |  | | | | |  | | | | | |  | |  | | | | |
 | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — |
 | — | — | — | 8:12 | — | — | — | — | — | — | — | 8:13 | — | — | — | — | — | — | — | 8:14 | — | — | — | 8:14 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 17 | 15 | 15 | 15 | 13 | 13 | 13 | 15 | 15 | 10 | 12 | 12 | 11 | 11 | 11 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 13 |
9 | 10 | 8 | 13 | 13 | 10 | 9 | 9 | 12 | 9 | 2 | 6 | 8 | 7 | 7 | 8 | 12 | 8 | 8 | 9 | 9 | 12 | 13 | 11 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | SSW 5 | E 9 | E 9 | SSW 6 | SSW 6 | SSW 6 | S 6 | SSW 6 | SSW 5 | ESE 9 | ESE 9 | E 5 | E 5 | E 10 | E 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 |
 kJ | 180 | 139 | 133 | 27 | 63 | 60 | 28 | 18 | 18 | 16 | 10 | 6 | 15 | 15 | 18 | 12 | 65 | 49 | 56 | 32 | 32 | 32 | 31 | 18 |
Swell 2 Height (m) Direction Period (s) | S 6 | S 8 | — | E 10 | SSW 5 | SSW 5 | E 9 | E 9 | E 9 | E 9 | — | S 9 | SSW 5 | SSW 5 | ESE 9 | ESE 9 | S 5 | S 6 | SE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 8 |
| kJ | 1 | 1 | — | 94 | 15 | 15 | 59 | 41 | 40 | 52 | — | 2 | 5 | 3 | 25 | 25 | 2 | 3 | 3 | 7 | 13 | 11 | 11 | 12 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | WSW 5 | WSW 5 | — | — | — | S 9 | — | — | S 9 | S 9 | SSW 5 | SSW 5 | SE 10 | SE 9 | SE 8 | SSE 8 | S 6 | S 6 | — | — |
| kJ | — | — | — | — | 17 | 21 | — | — | — | 2 | — | — | 2 | 2 | 3 | 3 | 4 | 3 | 3 | 7 | 3 | 3 | — | — |
Wind waves Height (m) Direction Period (s) | WNW 2 | SW 2 | SW 4 | WSW 4 | — | — | WNW 2 | WNW 2 | — | — | E 4 | E 5 | E 5 | E 5 | — | — | — | S 5 | S 6 | S 6 | SSW 3 | SSW 3 | — | — |
| kJ | 1 | 2 | 21 | 3 | — | — | 1 | 1 | — | — | 35 | 55 | 51 | 33 | — | — | — | 2 | 3 | 12 | 2 | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 58 | 32 | 25 | 4 | 0 | 0 | 0 | 2 | 47 | 160 | 160 | 148 | 25 | 2 | 15 | 2 | 1155 | 161 | 167 | 83 | 2 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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