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Surf Forecasts:
Coastguards surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 7 am Saturday 16 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
13.5° C
(Which is 2.1°C warmer than normal for this time of year)How big are the waves at Coastguards today?
The current surf forecast for Coastguards at 11AM is: 0.7m 9s primary swell from a East-southeast direction and 0.7m 9s secondary swell from a South-southeast direction, 0.4m 3s secondary swell from a Southwest direction (forecast issued at 07:00am May 16). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 3ft (0.9m) | 9s |
| Afternoon (16 May) | 2.5ft (0.7m) | 9s |
| Evening (16 May) | 6ft (1.9m) | 6s |
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 26°C on Sun afternoon, min 16°C on Sat morning). Winds decreasing (fresh winds from the SSW on Sat night, light winds from the ENE by Sun night). | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 | 11 PM | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 9 | ESE 9 | ESE 9 | ESE 9 | S 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | S 7 | S 7 | S 8 | S 8 | S 8 | S 8 | S 7 | SSW 7 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SE 8 | |
164 | 121 | 86 | 86 | 74 | 249 | 263 | 182 | 143 | 158 | 143 | 138 | 164 | 164 | 160 | 131 | 59 | 39 | 75 | 64 | 64 | 64 | 57 | 28 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | on | on | on | on | on | on | cross-on | cross | cross-on | on | on | on | on | cross-on | cross-off | cross-off | cross-off | cross | cross-on | cross-on | on | on | |
High Tide | 7:21AM1.37m | 7:37PM1.72m | 8:13AM1.37m | 8:27PM1.72m | 9:07AM1.36m | 9:19PM1.69m | ||||||||||||||||||
Low Tide | 1:19PM-0.08m | 2:15AM-0.16m | 2:11PM-0.09m | 3:07AM-0.18m | 3:04PM-0.07m | |||||||||||||||||||
 |  | | | | |  |  | | | | | |  | | | | | | | | | | | |
 | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | 5:33 |
 | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:04 | — | — | — | — | — | — | — | 8:05 | — | 8:06 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 16 | 17 | 19 | 18 | 17 | 16 | 17 | 18 | 20 | 23 | 26 | 25 | 23 | 22 | 23 | 21 | 19 | 20 | 21 | 21 | 19 | 19 | 19 |
14 | 14 | 13 | 14 | 12 | 10 | 10 | 13 | 15 | 19 | 22 | 24 | 22 | 21 | 22 | 24 | 21 | 17 | 19 | 21 | 21 | 19 | 19 | 18 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SSE 8 | SSE 8 | SE 8 | S 7 | S 7 | SE 8 | SSE 8 | — | — | S 7 | SSW 7 | S 6 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 13 | SE 8 |
 kJ | 164 | 121 | 86 | 86 | 64 | 46 | 45 | 47 | 35 | 158 | 143 | 98 | 95 | — | — | 131 | 58 | 30 | 75 | 64 | 64 | 64 | 7 | 28 |
Swell 2 Height (m) Direction Period (s) | SSE 8 | S 8 | SSE 9 | SSE 9 | ESE 9 | ENE 9 | E 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | SE 8 | — | — | — | E 15 | SE 8 | SSE 8 | E 14 | S 6 | SE 14 | SE 14 | S 17 | SE 13 |
| kJ | 55 | 32 | 68 | 65 | 47 | 26 | 40 | 26 | 26 | 24 | 12 | 95 | — | — | — | 4 | 59 | 39 | 4 | 3 | 7 | 7 | 6 | 7 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SSE 10 | — | — | — | — | — | E 9 | ESE 8 | ESE 8 | ESE 8 | E 8 | — | — | — | — | E 15 | — | — | E 14 | — | — | — | — |
| kJ | 40 | 35 | — | — | — | — | — | 14 | 24 | 24 | 13 | 5 | — | — | — | — | 4 | — | — | 4 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 3 | — | SW 3 | SSW 4 | S 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | WSW 6 | — | S 8 | S 8 | S 8 | S 8 | SSW 5 | SSW 5 | — | — | SSW 6 | S 6 | S 6 | SSE 7 | S 6 |
| kJ | 1 | — | 2 | 10 | 74 | 249 | 263 | 182 | 143 | 47 | — | 138 | 164 | 164 | 160 | 48 | 37 | — | — | 11 | 17 | 18 | 57 | 22 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 21 | 6 | 59 | 131 | 276 | 1193 | 1193 | 277 | 62 | 40 | 6 | 131 | 186 | 77 | 41 | 40 | 0 | 0 | 0 | 625 | 789 | 789 | 321 | 59 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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