Turtle Cove Surf Break

Lat Long: 41.07° N 71.85° W

Turtle Cove Surf Forecast and Surf Report

Issued: 7 am 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's Turtle Cove sea temperature is
21.0°C
0.1° 

Turtle Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Turtle Cove surf forecast from 28 Aug 2026:

  • Best quality surf: Friday 28 Aug, 2PM (local time) - 2.5ft (0.8m), 8s period, SE swell with cross-offshore winds.
  • Most powerful swell: Wednesday 2 Sep, 8AM (local time) - 2ft (0.6m), 11s period, SE swell with 99 kJ wave energy.
  • Next surfable swell (1★+): Friday 28 Aug, 2PM (local time) - 2.5ft (0.8m), 8s period with SE 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 Friday (Aug 28) at 2PM. The primary swell is predicted to be 0.8m and 8s period with a secondary swell of 0.6m and 6s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Turtle Cove in the next 16 days are 0.6m 11s and forecast to arrive on Wednesday (Sep 02) at 8AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Sunday (Aug 30) at 11PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 2PM (Fri 28th Aug)2.5ft (0.8m) 8s
Best Surf 2PM (Fri 28th Aug)2.5ft (0.8m) 8s
Most Powerful 8AM (Wed 2nd Sep)2ft (0.6m) 11s

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


The Lowdown

G’day, Rusty here. Honestly, this forecast for Turtle Cove is a pretty quiet one. The whole 16-day window looks like a slow, drawn-out period of small, weak, and messy surf. There’s a big gap from now through the 3rd of September where the waves are mostly knee-high or less. We get a bit of size by the 11th of September, but the wind is set to ruin it.

Let’s start with Turtle Cove (Big Island). It’s a reef and point, fairly consistent, but the swell is tiny. Water temp is running at about 70°, which is pretty normal for this time of year.

Friday, August 28th has a little bit of swell – about 3ft from the SE with an 8-second period. Combined energy is 109. The wind is a light cross-off at 6 mph, so it’ll be clean, but the waves are ordinary and weak. By afternoon the wind picks up to 12 mph, and it’s poor.

The weekend is a bust. Saturday the 29th drops to 2ft with only 80 energy. Light cross wind. Not good. Sunday the 30th is worse, down to 1ft and energy of 28. It’s blowing 16 mph. Not worth it.

Monday the 31st has a tiny 1ft pulse from the SE with light cross-off wind. Energy is 66. You could get a couple of knee-high waves, but it’s very ordinary. That’s the only “maybe” for a few days.

Into September, everything is flat. From the 1st to the morning of the 4th, it’s all under 3ft, with energy between 29 and 109. There’s a brief pulse on the 3rd morning of 3ft from the S with 109 energy, but the wind is a fresh 22 mph cross-off. Clean, but blown wide open.

Friday the 5th of September morning has a little 3ft pulse from ENE with a short 5-second period, energy 72, and it’s cross-shore. Not worth chasing.

Then quiet again until Sunday the 7th of September morning, where we get a tiny 2ft from the E with an 11-second period. The wind is glassy – dead calm. Energy is 91. It’s clean and pretty, but it’s only knee-high. The long period means long waits. If you’re patient, you might get a couple.

The next real event is Thursday the 11th of September. The swell builds into the afternoon to about 4ft from the S with a 7-second period. Energy jumps to 282. That has some push. But the wind is onshore. Morning is 4ft from the SSE with 129 energy, and the wind is onshore and messy. It’s going to be choppy. On Saturday the 12th, we get a similar 4ft from the SW with 190 energy, and the wind is a light cross. That’s the best of a bad bunch, but it’s still lumpy and short-period.

There’s no real standout here. The 11th and 12th of September have some size, but the onshore wind and lumpy conditions make it more of a kite-surfing setup than clean surf. You could get a couple on the 7th morning in glassy conditions, but they’ll be tiny. It’s a long dry run, mate. Forecasts can shift, but for now, just wait.

Rusty.

Short Range Forecast

Light rain (total 7mm), mostly falling on Sun night. Warm (max 25°C on Fri afternoon, min 17°C on Sat morning). Winds increasing (light winds from the SSW on Fri morning, fresh winds from the SW by Sun night).

Days 4-6 Weather Summary

Heavy rain (total 32mm), heaviest during Tue afternoon. Warm (max 23°C on Mon afternoon, min 20°C on Mon morning). Winds increasing (light winds from the SW on Mon afternoon, fresh winds from the SE by Tue afternoon).

Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
SE
8
0.8
SE
8
0.6
SE
8
0.6
SE
8
0.5
SE
8
0.5
SE
8
0.4
SE
8
0.4
SE
8
0.8
S
5
0.4
SE
8
0.4
SE
7
0.4
SE
7
0.6
SE
7
0.3
SE
8
0.5
SE
12
0.6
SE
11
0.6
SE
10
0.6
SE
10
1
S
5
0.6
SE
9
1
SSW
6
Wave Graph
Metric surfscale
Energy kJ
82
78
50
39
31
33
25
25
37
23
14
12
29
10
72
96
82
59
53
64
60
Wind (km/h)
10
SW
20
SW
25
N
10
NNE
15
SW
15
W
20
SW
25
SW
15
NNW
10
NW
15
S
15
SSE
20
SSE
35
SE
30
SE
15
SSE
20
S
30
SSW
35
SW
20
SW
15
NW
Wind State
cross-off
cross-off
cross
cross
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
High Tide
8:37AM0.85m
8:44PM0.89m
9:07AM0.89m
9:17PM0.88m
9:40AM0.92m
9:54PM0.86m
10:17AM0.94m
10:34PM0.82m
10:59AM0.94m
11:19PM0.77m
11:46AM0.94m
00:10AM0.72m
12:41PM0.91m
1:10AM0.68m
Low Tide
2:14PM0.06m
2:37AM-0.01m
2:55PM0.05m
3:11AM-0.02m
3:38PM0.04m
3:47AM-0.01m
4:22PM0.05m
4:26AM0.01m
5:11PM0.09m
5:09AM0.04m
6:06PM0.13m
5:59AM0.08m
7:14PM0.16m
clear
part cloud
clear
clear
clear
part cloud
clear
cloud
rain showers
part cloud
clear
part cloud
light rain
heavy rain
cloud
light rain
light rain
rain showers
thunderstorm
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:11
6:11
6:13
6:13
6:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:27
7:24
7:23
7:22
7:20
7:19
7:16
 mm
7
3
15
3
1
10
1
1
Temp °C
23
25
25
19
21
22
22
23
23
22
23
22
22
20
20
21
23
23
24
29
28
Feels °C
26
25
25
16
18
19
21
21
22
22
23
20
21
19
17
19
22
21
23
30
28
  • Map Icons:
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  • 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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