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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 12 am Wednesday 18 Feb 2026 ESTForecast 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
0.9° C
(Which is 3.5°C colder than average for this time of year)How big are the waves at Fortress today?
The current surf forecast for Fortress at 7AM is: 0.7m 12s primary swell from a East-southeast direction and 0.5m 9s secondary swell from a South direction (forecast issued at 12:00am February 18). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Feb) | 2.5ft (0.7m) | 12s |
| Afternoon (18 Feb) | 2.5ft (0.7m) | 12s |
| Evening (18 Feb) | 2ft (0.6m) | 12s |
Table - waves today at Fortress. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 18 | Thursday 19 | Friday 20 | ||||||||||||||||||||||
| 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 10 | 10 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 4 | 5 | 5 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 118 | 100 | 106 | 140 | 142 | 142 | 145 | 145 | 109 | 107 | 77 | 69 | 67 | 76 | 78 | 74 | 58 | 43 | 42 | 28 | 28 | 50 | 141 | 185 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | off | glass | off | cross | cross- on | cross- on | cross | cross | cross- on | cross- on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:55PM 0.77 | 8:04AM 0.80 | 8:28PM 0.82 | 8:40AM 0.79 | 9:04PM 0.86 | 9:20AM 0.76 | ||||||||||||||||||
Low Tide / height (m) | 1:35AM -0.07 | 1:57PM -0.14 | 2:18AM -0.09 | 2:33PM -0.15 | 3:03AM -0.09 | 3:11PM -0.14 | ||||||||||||||||||
Wednesday 18 | Thursday 19 | Friday 20 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:25 | - | - | - | - | - | - | - | 5:27 | - |
 | |  |  |  | | |  |  | | |  |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | 1 | 2 | 2 | 3 | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 3 | 1 |
| Temp. °C | 5 | 3 | 2 | 2 | 3 | 4 | 3 | 3 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 2 | 2 | 2 |
| Feels °C (?) | 0 | -3 | -4 | -2 | 1 | 2 | -1 | -3 | -6 | -6 | -4 | -6 | -6 | -4 | -4 | -4 | -4 | -3 | -4 | -5 | -4 | -7 | -9 | -7 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Fortress surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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