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Coastguards surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 1 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 9PM is: 0.9m 6s primary swell from a South-southeast direction and 0.4m 6s secondary swell from a East-southeast direction, 0.6m 3s secondary swell from a Southwest direction (forecast issued at 01:00pm May 14). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 3.5ft (1.0m) | 6s |
| Afternoon (14 May) | 3ft (0.9m) | 6s |
| Evening (14 May) | 3ft (0.9m) | 6s |
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 Thu afternoon. Warm (max 21°C on Sun morning, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSE 6 | SSE 6 | S 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SE 9 | SE 9 | ESE 9 | SE 10 | SE 10 | ESE 9 | E 9 | ESE 10 | ESE 9 | ESE 9 | E 9 | S 9 | SSW 5 | SSW 6 | SSW 6 | S 6 | S 6 | |
60 | 49 | 60 | 47 | 73 | 60 | 79 | 246 | 351 | 255 | 108 | 110 | 144 | 106 | 172 | 146 | 84 | 81 | 145 | 100 | 110 | 77 | 69 | 120 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | off | off | glassy | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | |
High Tide | 6:00PM1.57m | 6:30AM1.34m | 6:49PM1.66m | 7:21AM1.37m | 7:37PM1.72m | |||||||||||||||||||
Low Tide | 11:38AM-0.02m | 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 |
1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 15 | 16 | 15 | 13 | 12 | 12 | 12 | 14 | 16 | 17 | 16 | 14 | 13 | 13 | 14 | 16 | 18 | 17 | 17 | 17 | 15 | 17 | 17 |
14 | 14 | 12 | 11 | 10 | 8 | 8 | 8 | 11 | 12 | 13 | 13 | 13 | 12 | 11 | 11 | 12 | 14 | 12 | 11 | 12 | 12 | 14 | 14 | |
Swell 1 Height (m) Direction Period (s) | SSE 6 | SSE 6 | S 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SE 9 | SE 9 | ESE 9 | SE 10 | SE 10 | ESE 9 | E 9 | ESE 10 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | SSE 8 | SSE 8 | S 6 | S 6 |
 kJ | 60 | 49 | 60 | 47 | 73 | 60 | 79 | 246 | 351 | 255 | 108 | 110 | 144 | 106 | 172 | 146 | 84 | 81 | 57 | 56 | 39 | 46 | 69 | 120 |
Swell 2 Height (m) Direction Period (s) | E 6 | ESE 10 | E 6 | ESE 6 | ESE 6 | E 5 | SE 9 | SSE 9 | SSE 9 | SSE 9 | ESE 9 | E 9 | SE 10 | SE 9 | S 8 | S 8 | SSE 9 | SSE 9 | E 9 | SSE 8 | E 9 | E 9 | SSE 8 | ESE 8 |
| kJ | 3 | 10 | 16 | 10 | 10 | 5 | 23 | 8 | 46 | 62 | 101 | 101 | 92 | 68 | 51 | 32 | 73 | 67 | 76 | 47 | 39 | 39 | 45 | 22 |
Swell 3 Height (m) Direction Period (s) | ESE 10 | E 6 | ESE 10 | ESE 10 | ESE 10 | SE 9 | E 5 | E 9 | SW 4 | SSE 8 | SSE 8 | S 8 | S 8 | S 8 | SE 10 | SSE 10 | S 8 | — | — | — | — | — | ESE 8 | E 8 |
| kJ | 10 | 3 | 9 | 9 | 9 | 13 | 4 | 40 | 1 | 82 | 39 | 33 | 49 | 52 | 59 | 38 | 30 | — | — | — | — | — | 23 | 21 |
Wind waves Height (m) Direction Period (s) | — | — | W 2 | SW 3 | WNW 3 | NW 3 | NW 3 | NW 3 | NNW 3 | SW 3 | SW 3 | WSW 4 | — | — | — | SW 5 | — | SSW 3 | S 9 | SSW 5 | SSW 6 | SSW 6 | — | — |
| kJ | — | — | 1 | 6 | 3 | 1 | 2 | 2 | 1 | 4 | 7 | 9 | — | — | — | 3 | — | 5 | 145 | 100 | 110 | 77 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 40 | 62 | 40 | 0 | 0 | 17 | 6 | 2 | 21 | 2 | 0 | 0 | 0 | 21 | 6 | 59 | 153 | 153 | 153 | 153 | 59 | 62 | 62 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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