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Coastguards surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 7 pm Thursday 14 May 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
12.8° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Coastguards today?
The current surf forecast for Coastguards at 2AM is: 0.9m 7s primary swell from a South-southeast direction and 0.4m 5s secondary swell from a East direction (forecast issued at 07:00pm May 14). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 4.5ft (1.3m) | 9s |
| Afternoon (15 May) | 3.5ft (1.1m) | 9s |
| Evening (15 May) | 3.5ft (1.1m) | 9s |
Table - waves today at Coastguards. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 27°C on Sun afternoon, min 11°C on Thu night). Winds increasing (calm on Fri night, fresh winds from the SSW by Sat night). | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SE 9 | SE 9 | ESE 9 | ESE 9 | ESE 9 | SE 9 | E 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | S 8 | S 5 | SSW 6 | SSW 6 | S 6 | S 7 | S 7 | S 7 | |
50 | 59 | 58 | 79 | 79 | 246 | 351 | 242 | 203 | 217 | 128 | 122 | 161 | 119 | 86 | 88 | 163 | 152 | 154 | 117 | 109 | 159 | 152 | 103 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-off | cross-off | off | glassy | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 6:00PM1.57m | 6:30AM1.34m | 6:49PM1.66m | 7:21AM1.37m | 7:37PM1.72m | 8:13AM1.37m | ||||||||||||||||||
Low Tide | 00:29AM-0.04m | 12:28PM-0.06m | 1:22AM-0.12m | 1:19PM-0.08m | 2:15AM-0.16m | |||||||||||||||||||
 |  |  | | | |  | | | |  |  | | | | | | | | | | | | | |
 | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — |
 | — | 8:01 | — | — | — | — | — | — | — | 8:01 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | 8:04 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 15 | 14 | 12 | 11 | 11 | 14 | 16 | 17 | 15 | 13 | 13 | 13 | 14 | 17 | 18 | 17 | 17 | 17 | 16 | 17 | 18 | 22 | 26 |
11 | 12 | 10 | 8 | 7 | 7 | 10 | 12 | 12 | 11 | 11 | 12 | 10 | 11 | 13 | 14 | 12 | 11 | 13 | 13 | 15 | 16 | 20 | 24 | |
Swell 1 Height (m) Direction Period (s) | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SE 9 | SE 9 | ESE 9 | ESE 9 | ESE 9 | SE 9 | E 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SSE 8 | S 6 | S 7 | S 7 | SSE 8 |
 kJ | 50 | 59 | 58 | 79 | 79 | 246 | 351 | 242 | 203 | 217 | 128 | 122 | 161 | 119 | 86 | 88 | 64 | 61 | 45 | 28 | 109 | 159 | 152 | 61 |
Swell 2 Height (m) Direction Period (s) | E 6 | ESE 6 | ESE 6 | E 5 | E 5 | WSW 4 | S 9 | SSE 8 | SSE 8 | S 8 | E 10 | SE 9 | SSE 8 | SSE 8 | SSE 9 | SSE 9 | SSE 8 | SE 10 | SSE 8 | ESE 9 | SSE 8 | ESE 8 | ESE 8 | ESE 8 |
| kJ | 16 | 10 | 10 | 9 | 4 | 2 | 101 | 82 | 39 | 33 | 94 | 65 | 55 | 21 | 68 | 65 | 61 | 24 | 28 | 25 | 28 | 14 | 14 | 11 |
Swell 3 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 9 | SE 10 | SSE 9 | — | — | SSE 8 | SSW 3 | S 8 | SSE 8 | SE 9 | SSE 10 | — | — | — | — | — | — | ESE 8 | — | ESE 8 | E 8 |
| kJ | 9 | 9 | 9 | 8 | 15 | 8 | — | — | 53 | 1 | 34 | 57 | 40 | 35 | — | — | — | — | — | — | 22 | — | 22 | 5 |
Wind waves Height (m) Direction Period (s) | — | SW 3 | WNW 3 | NW 3 | WNW 3 | NW 2 | NNW 2 | — | SW 3 | — | — | — | SSW 4 | — | — | SSW 3 | S 8 | S 5 | SSW 6 | SSW 6 | — | — | WNW 3 | S 7 |
| kJ | — | 3 | 1 | 1 | 1 | 1 | 1 | — | 2 | — | — | — | 2 | — | — | 3 | 163 | 152 | 154 | 117 | — | — | 1 | 103 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 21 | 6 | 6 | 6 | 21 | 6 | 0 | 40 | 21 | 2 | 0 | 0 | 21 | 21 | 59 | 153 | 153 | 153 | 153 | 60 | 21 | 6 | 17 | 40 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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