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Coastguards surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 7 pm Saturday 09 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
11.2° C
(Which is slightly warmer than usual)How big are the waves at Coastguards today?
The current surf forecast for Coastguards at 4AM is: 0.7m 6s primary swell from a Southeast direction and 0.6m 6s secondary swell from a South direction (forecast issued at 07:00pm May 09). The wind direction is predicted to be glassy.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 4ft (1.2m) | 7s |
| Afternoon (10 May) | 4.5ft (1.4m) | 8s |
| Evening (10 May) | 4.5ft (1.4m) | 8s |
Table - waves today at Coastguards. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Sat night. Very mild (max 19°C on Sun afternoon, min 8°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 |  |    |    |    | ||||||||||||||||||||
S 6 | S 6 | S 6 | SE 6 | SE 6 | SSE 7 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | ESE 7 | ESE 8 | SE 8 | ESE 8 | ESE 8 | ESE 8 | |
165 | 102 | 69 | 38 | 35 | 132 | 176 | 226 | 231 | 215 | 210 | 161 | 133 | 138 | 119 | 108 | 102 | 75 | 70 | 52 | 73 | 54 | 54 | 51 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | on | glassy | cross-on | on | on | on | cross | cross-on | off | off | off | glassy | on | on | cross-on | off | cross-off | cross-off | cross-off | cross-off | cross | |
High Tide | 1:42AM1.20m | 2:27PM1.12m | 2:38AM1.20m | 3:21PM1.21m | 3:38AM1.22m | |||||||||||||||||||
Low Tide | 7:26PM0.40m | 8:17AM0.23m | 8:42PM0.36m | 9:12AM0.18m | 9:46PM0.27m | 10:02AM0.11m | ||||||||||||||||||
 |  |  | |  |  |  | |  |  | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — |
 | 7:57 | — | — | — | — | — | — | — | 7:58 | — | — | — | — | — | — | — | 7:59 | — | — | — | — | — | — | 8:00 |
3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 15 | 19 | 19 | 18 | 14 | 12 | 11 | 13 | 14 | 14 | 14 | 13 | 10 | 8 | 9 | 12 | 14 |
11 | 11 | 10 | 11 | 12 | 11 | 9 | 13 | 16 | 15 | 14 | 9 | 6 | 7 | 10 | 9 | 9 | 11 | 8 | 4 | 2 | 3 | 6 | 10 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | S 6 | S 6 | SE 6 | SE 6 | SSE 7 | SSE 8 | SSE 8 | E 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | ESE 7 | ESE 8 | SE 8 | ESE 8 | ESE 8 | ESE 8 |
 kJ | 27 | 102 | 69 | 38 | 35 | 132 | 176 | 226 | 12 | 215 | 210 | 161 | 133 | 138 | 119 | 108 | 102 | 75 | 70 | 52 | 73 | 54 | 54 | 51 |
Swell 2 Height (m) Direction Period (s) | SE 12 | ESE 9 | ESE 9 | SSW 6 | S 6 | E 9 | E 8 | ESE 8 | SE 16 | E 9 | E 9 | E 8 | S 7 | S 7 | SSW 7 | SE 12 | ESE 12 | ESE 12 | SSW 4 | S 6 | SE 11 | S 6 | SE 11 | SE 11 |
| kJ | 5 | 26 | 26 | 25 | 28 | 13 | 13 | 14 | 10 | 14 | 13 | 6 | 8 | 8 | 15 | 6 | 14 | 14 | 10 | 18 | 19 | 6 | 18 | 18 |
Swell 3 Height (m) Direction Period (s) | — | SE 11 | SE 10 | ESE 9 | E 9 | — | E 13 | SE 16 | SE 16 | SE 16 | SE 16 | SE 16 | SE 12 | SE 12 | SE 12 | — | SE 15 | SE 15 | SE 12 | SE 11 | S 6 | SE 11 | S 6 | — |
| kJ | — | 5 | 4 | 15 | 14 | — | 3 | 10 | 10 | 10 | 10 | 10 | 6 | 6 | 6 | — | 8 | 8 | 21 | 19 | 3 | 18 | 2 | — |
Wind waves Height (m) Direction Period (s) | S 6 | — | — | — | — | — | — | — | SSE 8 | SSW 7 | — | — | NE 3 | NNE 3 | — | — | S 3 | SSW 4 | — | NNW 3 | NNW 3 | N 3 | NNW 3 | SW 6 |
| kJ | 165 | — | — | — | — | — | — | — | 231 | 117 | — | — | 2 | 2 | — | — | 5 | 15 | — | 2 | 3 | 3 | 2 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 32 | 28 | 125 | 9 | 0 | 125 | 125 | 131 | 45 | 6 | 21 | 0 | 0 | 0 | 0 | 72 | 62 | 9 | 0 | 6 | 2 | 2 | 2 | 2 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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