Turtle Cove surfForecast / Long Island NY / USA

information circle16 Day Weather and Surf, issued 7 am Friday 29 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
11.9° C
(Which is 1.3°C colder than average for this time of year)

Turtle Cove surf forecast from 29 May 2026:

  • Best quality surf: Thursday 4 Jun, 8PM (local time) - 2.5ft (0.7m), 11s period, SE swell with cross-offshore winds.
  • Most powerful swell: Thursday 4 Jun, 2AM (local time) - 8ft (2.4m), 9s period, ENE swell with 917 kJ wave energy.
  • Next surfable swell (1★+): Sunday 31 May, 11AM (local time) - 3ft (0.9m), 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 0.9m and 10s period with a secondary swell of 0.2m 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 2.4m 9s and forecast to arrive on Thursday (Jun 04) at 2AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 6s period and expected on Saturday (May 30) at 5PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+)11AM (Sun 31st May)3ft (0.9m) 10s
Best Surf 8PM (Thu 4th Jun)2.5ft (0.7m) 11s
Most Powerful 2AM (Thu 4th Jun)8ft (2.4m) 9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Fri night. Very mild (max 19°C on Fri afternoon, min 6°C on Sat morning). Winds decreasing (near gales from the N on Sat morning, light winds from the WSW by Sun night).

Days 4-6 Weather Summary

Heavy rain (total 21mm), heaviest during Wed afternoon. Very mild (max 17°C on Tue afternoon, min 10°C on Mon night). Winds increasing (light winds from the WNW on Mon morning, near gales from the N by Wed night).

Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
7
0.2
SSE
9
1.6
SW
6
0.9
SSW
7
0.2
ESE
11
1.2
ENE
10
0.9
E
10
0.8
E
10
0.6
E
9
0.8
SSW
6
0.7
SSW
6
0.4
E
8
1
ENE
5
0.7
S
7
1.4
ENE
6
2.5
ENE
8
1.8
E
9
2.4
ENE
9
1.3
E
9
0.9
E
9
0.5
SE
10
Wave Graph
Metric surfscale
Energy kJ
24
8
201
64
12
274
164
127
63
41
27
21
44
46
119
709
505
917
282
127
48
Wind (km/h)
15
W
35
SW
40
NW
50
N
50
NNE
25
NW
15
W
30
WSW
10
SE
15
NNW
20
E
30
NE
30
NE
35
ENE
30
NNE
50
NNE
55
NNE
45
NNE
25
N
10
NNE
20
SW
off
cross-off
cross-off
cross
cross
cross-off
off
off
cross-on
cross-off
on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-off
High Tide
7:41PM0.90m
7:55AM0.66m
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
Low Tide
12:30PM0.09m
1:40AM0.08m
1:06PM0.09m
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
clear
part cloud
rain showers
light rain
part cloud
clear
clear
part cloud
cloud
rain showers
rain showers
part cloud
part cloud
clear
clear
light rain
mod rain
mod rain
light rain
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:18
5:18
5:16
5:16
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:09
8:10
8:12
8:13
8:13
8:14
8:15
2
1
1
2
1
9
8
1
Temp °C
17
19
16
9
11
11
15
19
17
14
15
14
14
17
16
13
14
16
14
15
17
13
14
10
-1
0
3
11
12
11
13
13
10
7
10
10
4
4
5
8
14
15
Swell 1
Height (m)
Direction
Period (s)
0.5
S
7
0.2
SSE
9
1.6
SW
6
0.9
SSW
7
0.3
SSW
7
1.2
ENE
10
0.9
E
10
0.8
E
10
1
SW
5
0.8
SSW
6
0.7
SSW
6
0.4
SSW
5
0.4
SSW
7
0.7
S
7
0.4
SSE
8
0.2
SSE
8
1.8
E
9
2.1
ENE
10
1.3
E
9
0.9
E
9
0.5
SE
10
Energy kJ
24
8
201
64
9
274
164
127
57
41
27
10
17
46
27
6
505
768
282
127
48
Swell 2
Height (m)
Direction
Period (s)
0.2
SSE
9
0.2
E
8
0.2
E
8
0.2
E
9
0.2
ESE
11
0.2
SSW
7
0.2
SSW
6
0.6
E
9
0.5
E
9
0.4
E
8
0.4
E
8
0.1
SE
9
0.2
E
8
0.3
S
7
0.4
SE
13
0.7
SE
11
0.5
E
8
Energy kJ
8
5
5
7
12
4
4
63
36
22
21
3
6
8
44
127
33
Swell 3
Height (m)
Direction
Period (s)
0.2
NNE
3
0.1
E
10
0.1
SE
12
0.1
S
9
0.1
SE
9
0.1
SE
13
0.1
SE
12
0.1
SE
12
0.1
E
14
0.1
E
14
Energy kJ
1
2
6
2
3
7
6
6
4
4
Wind waves
Height (m)
Direction
Period (s)
0.3
WNW
3
1.2
SW
4
1
W
6
1.5
NNW
5
2.1
NNE
6
0.3
WNW
2
0.8
SW
4
1.3
SW
6
0.6
NE
4
1
ENE
5
0.9
ENE
5
1.4
ENE
6
2.5
ENE
8
1.6
NNE
6
2.4
ENE
9
0.4
SSW
3
0.8
SW
4
Energy kJ
1
59
75
109
347
1
16
97
10
44
46
119
709
172
917
3
24
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
3
2
1
1
1
1
2
1
2
1
2
1
1
3
1
2
1
Distance (km)
183
671
93
180
341
0
0
151
30
25
1154
222
1154
173
128
335
354
246
26
0
2
Best forecast wave conditions in Long Island New York
Rating
(10 max)
1
2
2
2
1
1
2
2
2
1
Best forecast wave conditions in United States
Rating
(10 max)
1
1
2
1
3
4
2
2
2
1
2
3
2
1
3
2
4
3
2
3
4
Header Global
Rating
(10 max)
5
5
5
7
7
6
5
5
4
4
5
8
4
6
5
5
5
5
5
7
6
  • 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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