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Surf Forecasts:
Coastguards surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 1 am 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 8AM is: 1.2m 5s primary swell from a South-southwest direction and 0.5m 9s secondary swell from a Southeast direction, 0.4m 8s secondary swell from a East direction (forecast issued at 01:00am 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) | 5.5ft (1.7m) | 6s |
| Evening (13 Apr) | 6ft (1.8m) | 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 | ||||||||||||||||||||||
| 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 | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 8 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 82 | 56 | 36 | 75 | 130 | 205 | 276 | 285 | 255 | 265 | 131 | 110 | 91 | 91 | 104 | 160 | 145 | 104 | 91 | 76 | 78 | 98 | 121 | 145 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on |
High Tide / height (m) | 4:27AM 1.23 | 5:02PM 1.22 | 5:21AM 1.29 | 5:50PM 1.35 | 6:11AM 1.35 | 6:34PM 1.48 | ||||||||||||||||||
Low Tide / height (m) | 10:21PM 0.25 | 10:49AM 0.11 | 11:13PM 0.15 | 11:33AM 0.03 | 12:04AM 0.05 | 12:17PM -0.04 | ||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:30 | - | - | - | - | - | - | - | 7:30 | - | - | - | - | - | - | - | 7:31 | - |
 |  | |  |  | |  |  |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 10 | 10 | 10 | 12 | 17 | 23 | 23 | 21 | 20 | 19 | 19 | 20 | 21 | 18 | 21 | 22 | 21 | 20 | 20 | 22 | 26 | 24 | 27 |
| Feels °C (?) | 4 | 4 | 5 | 5 | 7 | 12 | 18 | 19 | 18 | 20 | 18 | 19 | 19 | 19 | 14 | 17 | 20 | 20 | 19 | 19 | 20 | 24 | 21 | 25 |
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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
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