Turtle Cove surfForecast / Long Island NY / USA

information circle16 Day Weather and Surf, issued 7 pm Saturday 30 May 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Turtle Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Turtle Cove sea temperature is
12.5° C
(Which is slightly cooler than normal)

Turtle Cove surf forecast from 31 May 2026:

  • Best quality surf: Friday 5 Jun, 2AM (local time) - 4ft (1.2m), 9s period, SE swell with cross-offshore winds.
  • Most powerful swell: Friday 5 Jun, 8PM (local time) - 4.5ft (1.3m), 10s period, SE swell with 355 kJ wave energy.
  • Next surfable swell (1★+): Sunday 31 May, 11AM (local time) - 3.5ft (1.0m), 10s period with E swell.

Best Forecast Surf Conditions for Turtle Cove this week:

The surf forecast for Turtle Cove over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 31) at 11AM. The primary swell is predicted to be 1.0m and 10s period with a secondary swell of 0.1m and 6s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Turtle Cove in the next 16 days are 1.3m 10s and forecast to arrive on Friday (Jun 05) at 8PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Sunday (May 31) at 5PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+)11AM (Sun 31st May)3.5ft (1.0m) 10s
Best Surf 2AM (Fri 5th Jun)4ft (1.2m) 9s
Most Powerful 8PM (Fri 5th Jun)4.5ft (1.3m) 10s

Table - best surf conditions forecast for Turtle Cove over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Sun night. Very mild (max 16°C on Sun afternoon, min 9°C on Sat night). Winds decreasing (strong winds from the NNE on Sat night, calm by Tue morning).

Days 5-7 Weather Summary

Mostly dry. Warm (max 24°C on Fri afternoon, min 13°C on Tue night). Wind will be generally light.

Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Sat
6
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
0
1
0
1
1
0
0
1
0
1
1
0
0
0
0
2
2
2
2
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
ENE
10
1
E
10
0.9
E
10
0.7
E
9
0.5
E
9
0.7
E
9
0.8
E
5
0.8
ENE
9
0.6
E
9
0.5
E
9
0.4
ESE
12
0.4
SE
8
0.5
SE
7
0.5
SE
7
0.7
SE
7
1.2
SE
9
1.2
SE
8
1.1
SE
8
1.3
SE
9
0.8
SE
8
0.5
S
8
Wave Graph
Metric surfscale
Energy kJ
540
198
154
81
39
74
28
99
59
39
46
14
24
22
47
230
191
142
278
86
34
Wind (km/h)
25
N
15
W
30
SW
15
W
10
NNW
35
ENE
15
NE
5
SSE
20
S
10
SW
5
S
25
S
0
ESE
10
ENE
15
ESE
10
NW
15
WSW
25
W
20
WNW
15
WNW
20
SSW
cross
off
cross-off
off
cross-off
on
cross-on
glassy
cross
cross-off
glassy
cross
glassy
cross-on
cross-on
cross-off
off
off
off
off
cross-off
High Tide
8:18PM0.90m
8:30AM0.66m
8:52PM0.88m
9:05AM0.66m
9:23PM0.87m
9:42AM0.66m
9:52PM0.84m
10:19AM0.66m
10:22PM0.81m
10:58AM0.65m
10:57PM0.78m
11:38AM0.66m
11:37PM0.75m
12:22PM0.67m
Low Tide
2:14AM0.07m
1:42PM0.09m
2:49AM0.07m
2:21PM0.10m
3:24AM0.07m
3:00PM0.12m
4:01AM0.08m
3:41PM0.15m
4:38AM0.09m
4:24PM0.18m
5:17AM0.10m
5:11PM0.20m
5:58AM0.11m
6:03PM0.23m
clear
clear
part cloud
rain showers
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:16
5:16
5:16
5:16
5:16
5:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:10
8:12
8:13
8:13
8:14
8:15
8:15
8:15
1
Temp °C
9
13
16
15
15
15
13
12
14
14
15
17
16
15
16
16
19
24
24
21
22
-1
9
10
12
13
12
7
10
10
11
14
14
13
12
12
12
16
20
21
19
19
Swell 1
Height (m)
Direction
Period (s)
1.7
ENE
10
1
E
10
0.9
E
10
0.7
E
9
0.7
SSW
6
0.5
SSW
5
0.4
E
8
0.6
E
9
0.6
E
9
0.5
E
9
0.4
ESE
12
0.4
SE
8
0.5
SE
7
0.5
SE
7
0.7
SE
7
1.2
SE
9
1.2
SE
8
1.1
SE
8
1.3
SE
9
0.8
SE
8
0.5
S
8
Energy kJ
540
198
154
81
27
16
22
52
59
39
46
14
24
22
47
230
191
142
278
86
34
Swell 2
Height (m)
Direction
Period (s)
0.1
S
6
0.1
S
6
0.1
S
8
0.6
SW
5
0.5
E
9
0.3
SSW
5
0.2
SSW
5
0.3
S
9
0.4
SSE
8
0.3
SSE
8
0.3
E
8
0.2
S
7
0.3
S
7
0.3
SE
8
0.2
SSE
10
0.6
SE
11
0.4
SW
5
0.4
ESE
7
Energy kJ
1
1
1
20
39
5
3
13
20
13
13
4
9
9
10
96
6
21
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
9
0.1
SE
9
0.1
SE
9
0.2
SSE
9
0.1
S
8
0.2
S
8
0.1
SE
9
0.2
ESE
8
0.1
SE
11
0.2
NNW
3
0.2
ESE
10
Energy kJ
3
3
3
8
1
5
3
7
5
1
10
Wind waves
Height (m)
Direction
Period (s)
0.4
NW
3
0.9
SW
4
0.3
NW
2
0.7
E
9
0.8
E
5
0.8
ENE
9
0.2
SSE
2
0.3
W
2
0.7
SW
4
0.6
WSW
4
0.5
SW
5
Energy kJ
2
25
1
74
28
99
1
1
12
12
13
Nearest Offshore or Glassy
Rating
(10 max)
3
1
1
1
1
1
1
1
2
1
1
1
1
1
1
2
2
2
2
1
1
Distance (km)
24
0
48
0
0
200
28
0
1592
0
0
1790
309
61
354
0
0
0
0
0
58
Best forecast wave conditions in Long Island New York
Rating
(10 max)
3
2
1
1
1
1
1
1
2
2
2
2
1
1
Best forecast wave conditions in United States
Rating
(10 max)
3
3
2
1
1
2
1
3
2
1
3
2
2
3
3
2
4
3
3
3
2
Header Global
Rating
(10 max)
7
6
5
5
4
4
5
5
6
5
5
5
5
4
5
5
5
9
6
6
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Turtle Cove Surf forecast

The above surf forecast table for Turtle Cove provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Turtle Cove can be found by selecting the local surf guide option on the grey menu. Our Turtle Cove surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Turtle Cove) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Turtle Cove may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Turtle Cove is 34 km (21 miles) from Westerly. If you plan a vacation in Long Island New York, look for hotels and other accommodation in Westerly. Westerly has rooms for a wide range of budgets as well as car hire and transport links.

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