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Jetty Surf Forecast
/ Long Island NY (34 breaks) / New York (44 breaks) /
Surf Forecasts:
Jetty surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 1 pm Tuesday 21 Apr 2026 EDTForecast update in hr min s Forecast update imminent
Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jetty sea temperature is
8.4° C
(Which is slightly warmer than usual)How big are the waves at Jetty today?
The current surf forecast for Jetty at 8PM is: 0.3m 5s primary swell from a East-northeast direction and 0.2m 7s secondary swell from a East direction, 0.3m 2s secondary swell from a South direction (forecast issued at 01:00pm April 21). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 0.5ft (0.2m) | 8s |
| Afternoon (21 Apr) | 0.5ft (0.2m) | 8s |
| Evening (21 Apr) | 1ft (0.3m) | 5s |
Table - waves today at Jetty. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 5 | 5 | 5 | 4 | 4 | 4 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4 | 5 | 5 | 5 | 5 | 6 | 10 | 33 | 64 | 91 | 90 | 77 | 65 | 31 | 36 | 37 | 38 | 40 | 31 | 30 | 30 | 22 | 21 | 13 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | cross- on | on | cross- on | cross- on | on | on | on | on | on | off | cross- off | off | cross- off | cross- off | cross | cross- off | cross- off | off | cross- off | cross- off | off | cross- off |
High Tide / height (m) | 11:27AM 0.92 | 11:51PM 1.13 | 12:26PM 0.88 | 12:50AM 1.06 | 1:30PM 0.85 | 1:55AM 1.00 | ||||||||||||||||||
Low Tide / height (m) | 4:48PM 0.01 | 5:43AM 0.03 | 5:45PM 0.08 | 6:47AM 0.09 | 6:50PM 0.15 | 7:59AM 0.13 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | - | 5:58 |
| Sunset | - | - | 7:36 | - | - | - | - | - | - | - | 7:37 | - | - | - | - | - | - | - | 7:37 | - | - | - | - | - |
 |  | |  | | |  |  | | | |  | |  | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 |
| Temp. °C | 5 | 5 | 5 | 5 | 5 | 4 | 5 | 6 | 6 | 7 | 8 | 8 | 7 | 7 | 8 | 7 | 11 | 14 | 16 | 15 | 11 | 9 | 8 | 7 |
| Feels °C (?) | 1 | 0 | -1 | -2 | -2 | -3 | -2 | -2 | -2 | 1 | 5 | 5 | 3 | 2 | 5 | 4 | 7 | 10 | 12 | 10 | 6 | 5 | 5 | 2 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Jetty 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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