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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 25 Apr 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
6.4° C
(Which is 1.4°C colder than average for this time of year)How big are the waves at Fortress today?
The current surf forecast for Fortress at 10AM is: 0.1m 15s primary swell from a Southeast direction and 0.3m 5s secondary swell from a South direction, 0.1m 8s secondary swell from a South direction, 0.6m 4s secondary swell from a East-southeast direction (forecast issued at 01:00am April 25). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 2ft (0.6m) | 4s |
| Afternoon (25 Apr) | 0.5ft (0.2m) | 14s |
| Evening (25 Apr) | 0.5ft (0.2m) | 13s |
Table - waves today at Fortress. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 31mm), heaviest during Sat night. Very mild (max 12°C on Mon afternoon, min 3°C on Sat night). Winds increasing (light winds from the SE on Sat night, fresh winds from the ENE by Sun morning). | ||||||||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SE 4 | ESE 4 | ESE 4 | ESE 4 | S 7 | SSW 7 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 12 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | E 9 | |
6 | 9 | 9 | 9 | 20 | 19 | 18 | 17 | 16 | 32 | 31 | 31 | 37 | 56 | 67 | 73 | 80 | 75 | 79 | 128 | 114 | 169 | 202 | 355 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 3:32AM0.78m | 4:12PM0.76m | 4:38AM0.75m | 5:11PM0.81m | 5:36AM0.74m | 6:02PM0.86m | ||||||||||||||||||
Low Tide | 9:55AM0.05m | 10:11PM0.11m | 10:46AM0.05m | 11:12PM0.09m | 11:29AM0.04m | |||||||||||||||||||
 | |  |  | |  |  | |  | | | | | |  | | | |  | | | | | | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:38 | — | — |
— | — | — | — | — | 1 | 6 | 9 | 4 | 7 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 6 | 6 | 6 | 6 | 6 | 5 | 4 | 4 | 4 | 3 | 4 | 5 | 6 | 7 | 7 | 7 | 7 | 6 | 6 | 10 | 12 | 12 | 10 | 7 |
0 | 0 | 0 | 0 | 1 | 0 | 0 | -1 | -2 | -2 | -4 | -4 | -1 | 1 | 0 | 2 | 1 | -1 | -1 | 5 | 6 | 4 | 3 | -1 | |
Swell 1 Height (m) Direction Period (s) | SSW 6 | SSW 5 | S 5 | S 6 | S 7 | SSW 7 | SSW 6 | SSW 6 | ESE 13 | ESE 13 | SSE 4 | SSE 5 | ESE 12 | S 7 | S 8 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | — | S 6 | E 9 |
 kJ | 6 | 6 | 5 | 5 | 15 | 15 | 8 | 8 | 16 | 32 | 6 | 9 | 30 | 17 | 18 | 73 | 80 | 75 | 79 | 128 | 114 | — | 1 | 355 |
Swell 2 Height (m) Direction Period (s) | SE 7 | E 7 | SE 15 | S 8 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | SSW 6 | E 8 | ESE 13 | ESE 12 | S 6 | ESE 12 | ESE 12 | S 7 | S 7 | S 7 | S 7 | ESE 12 | E 12 | — | — | — |
| kJ | 2 | 1 | 9 | 1 | 20 | 19 | 18 | 17 | 4 | 5 | 31 | 31 | 7 | 29 | 14 | 17 | 8 | 8 | 3 | 14 | 3 | — | — | — |
Swell 3 Height (m) Direction Period (s) | E 13 | E 15 | — | SE 15 | E 7 | E 9 | E 9 | E 8 | E 8 | S 6 | S 7 | S 7 | S 7 | — | — | ESE 12 | ESE 12 | ESE 12 | ESE 12 | — | E 12 | — | — | — |
| kJ | 4 | 4 | — | 9 | 1 | 2 | 6 | 6 | 5 | 1 | 1 | 1 | 1 | — | — | 14 | 14 | 14 | 14 | — | 3 | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 4 | ESE 4 | ESE 4 | ESE 4 | SE 4 | SE 4 | SE 4 | SE 4 | ESE 4 | SE 4 | E 3 | E 4 | ESE 5 | ESE 5 | ESE 6 | — | NE 3 | NNE 3 | NE 3 | NE 4 | — | ESE 8 | ESE 8 | — |
| kJ | 6 | 9 | 9 | 9 | 7 | 6 | 7 | 9 | 9 | 7 | 5 | 14 | 37 | 56 | 67 | — | 2 | 3 | 9 | 20 | — | 169 | 202 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 668 | 668 | 668 | 675 | 1163 | 148 | 162 | 162 | 148 | 148 | 148 | 668 | 724 | 704 | 668 | 36 | 32 | 122 | 52 | 54 | 123 | 182 | 52 | 47 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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