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Surf Forecasts:
Coastguards surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 1 pm Saturday 23 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
12.6° C
(Which is normal for this time of year)How big are the waves at Coastguards today?
The current surf forecast for Coastguards at 4PM is: 1.2m 7s primary swell from a East-southeast direction and 0.1m 13s secondary swell from a Southeast direction (forecast issued at 01:00pm May 23). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 3ft (0.9m) | 7s |
| Afternoon (23 May) | 3.5ft (1.1m) | 7s |
| Evening (23 May) | 6ft (1.8m) | 6s |
Table - waves today at Coastguards. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 32mm), heaviest during Sun morning. Very mild (max 19°C on Mon night, min 9°C on Sat night). Winds decreasing (strong winds from the E on Sat night, calm by Mon night). | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 7 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | |
88 | 111 | 172 | 211 | 372 | 628 | 875 | 1120 | 1226 | 1210 | 1132 | 969 | 686 | 512 | 386 | 309 | 243 | 207 | 188 | 161 | 122 | 95 | 93 | 74 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross | cross-on | cross-on | on | cross-on | glassy | glassy | |
High Tide | 2:02PM1.30m | 2:12AM1.30m | 2:58PM1.32m | 3:09AM1.23m | 3:53PM1.35m | 4:05AM1.19m | ||||||||||||||||||
Low Tide | 8:05PM0.24m | 8:45AM0.09m | 9:11PM0.23m | 9:37AM0.09m | 10:09PM0.20m | |||||||||||||||||||
 |  | | |  | | | | | | | |  | | | | |  | |  | | |  | | |
 | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — |
 | — | — | — | 8:09 | — | — | — | — | — | — | — | 8:10 | — | — | — | — | — | — | — | 8:12 | — | — | — | 8:12 |
— | 2 | 2 | 4 | 3 | 3 | 3 | 5 | 5 | 3 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 13 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 11 | 11 | 12 | 12 | 12 | 11 | 12 | 12 | 14 | 17 | 19 | 18 | 18 | 17 | 17 |
8 | 6 | 4 | 4 | 2 | 1 | 1 | 1 | 4 | 6 | 6 | 8 | 9 | 10 | 9 | 11 | 11 | 13 | 16 | 19 | 18 | 19 | 18 | 18 | |
Swell 1 Height (m) Direction Period (s) | S 6 | SE 13 | SE 13 | — | — | — | — | — | — | — | — | — | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 |
 kJ | 1 | 7 | 7 | — | — | — | — | — | — | — | — | — | 686 | 512 | 386 | 309 | 243 | 207 | 188 | 161 | 122 | 95 | 93 | 74 |
Swell 2 Height (m) Direction Period (s) | SE 13 | — | — | — | — | — | — | — | — | — | E 18 | E 18 | — | — | S 17 | S 6 | S 6 | S 6 | S 6 | S 7 | S 7 | S 7 | S 7 | S 7 |
| kJ | 7 | — | — | — | — | — | — | — | — | — | 6 | 6 | — | — | 6 | 18 | 28 | 38 | 39 | 55 | 71 | 73 | 58 | 58 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 16 | SE 16 | SE 16 | SE 16 | S 16 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 10 | 10 | 10 | 10 | 5 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 7 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | — | — | S 6 | — | — | — | — | — | — | — | — | — |
| kJ | 88 | 111 | 172 | 211 | 372 | 628 | 875 | 1120 | 1226 | 1210 | 1132 | 969 | — | — | 18 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 544 | 544 | 520 | 152 | 170 | 174 | 455 | 455 | 455 | 234 | 125 | 125 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 21 | 59 | 21 | 21 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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