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Surf Forecasts:
Coastguards surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 1 pm Monday 13 Apr 2026 EDTForecast update in hr min s Forecast update imminent
Coastguards surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Coastguards sea temperature is
6.7° C
(Which is normal for this time of year)How big are the waves at Coastguards today?
The current surf forecast for Coastguards at 5PM is: 1.9m 7s primary swell from a South-southwest direction and 0.6m 9s secondary swell from a East-southeast direction, 0.2m 8s secondary swell from a East direction (forecast issued at 01:00pm April 13). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Apr) | 4.5ft (1.3m) | 5s |
| Afternoon (13 Apr) | 6ft (1.8m) | 6s |
| Evening (13 Apr) | 5.5ft (1.7m) | 7s |
Table - waves today at Coastguards. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||||||||||
| 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) (?) | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 148 | 256 | 342 | 285 | 254 | 191 | 154 | 134 | 113 | 91 | 126 | 198 | 155 | 112 | 144 | 95 | 79 | 112 | 121 | 182 | 170 | 131 | 108 | 91 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on |
High Tide / height (m) | 5:02PM 1.22 | 5:21AM 1.29 | 5:50PM 1.35 | 6:11AM 1.35 | 6:34PM 1.48 | 6:57AM 1.39 | ||||||||||||||||||
Low Tide / height (m) | 10:49AM 0.11 | 11:13PM 0.15 | 11:33AM 0.03 | 12:04AM 0.05 | 12:17PM -0.04 | 12:53AM -0.05 | ||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:13 |
| Sunset | - | - | 7:30 | - | - | - | - | - | - | - | 7:30 | - | - | - | - | - | - | - | 7:31 | - | - | - | - | - |
 |  | |  | | | | | |  | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 17 | 23 | 23 | 22 | 20 | 19 | 18 | 20 | 22 | 20 | 23 | 22 | 21 | 20 | 20 | 22 | 24 | 21 | 23 | 23 | 23 | 23 | 22 |
| Feels °C (?) | 6 | 13 | 18 | 19 | 19 | 19 | 18 | 18 | 19 | 20 | 15 | 20 | 20 | 20 | 19 | 19 | 21 | 22 | 17 | 20 | 20 | 22 | 22 | 21 |
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Live Wave Height (m)
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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 Coastguards 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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