Surf Forecasts:
Turtle Cove surf forecast from 19 Sep 2026:
- Most powerful swell: Thursday 24 Sep, 5PM (local time) - 18ft (5.5m), 11s period, E swell with 7,028 kJ wave energy.
Best Forecast Surf Conditions for Turtle Cove this week:
The most powerful waves expected at Turtle Cove in the next 16 days are 5.5m 11s and forecast to arrive on Thursday (Sep 24) at 5PM. 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 Friday (Sep 25) at 8PM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 5PM (Thu 24th Sep) | 18ft (5.5m) 11s |
Table - best surf conditions forecast for Turtle Cove over the next 16 days.
Short Range ForecastModerate rain (total 15mm), heaviest on Sun night. Warm (max 21°C on Sun afternoon, min 14°C on Mon morning). Mainly strong winds. | Days 4-6 Weather SummaryHeavy rain (total 43mm), heaviest during Tue afternoon. Very mild (max 15°C on Wed morning, min 12°C on Tue afternoon). Winds increasing (fresh winds from the NE on Tue morning, gales from the NNE by Thu night). | ||||||||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 5 | E 6 | SE 8 | SE 11 | SE 10 | SE 4 | NE 5 | ENE 6 | E 6 | E 7 | E 7 | E 6 | E 7 | E 8 | E 9 | E 10 | E 11 | ESE 10 | SE 9 | ESE 10 | ESE 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 55 | 39 | 14 | 18 | 28 | 18 | 66 | 122 | 122 | 286 | 328 | 302 | 727 | 1114 | 1621 | 3668 | 7028 | 1810 | 1400 | 725 | 184 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross | glassy | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-off |
High Tide | 2:31PM0.70m | 2:28AM0.57m | 4:10PM0.70m | 4:33AM0.60m | 5:11PM0.73m | 5:35AM0.66m | 5:55PM0.77m | 6:18AM0.73m | 6:32PM0.80m | 6:53AM0.80m | 7:05PM0.84m | 7:24AM0.87m | 7:38PM0.87m | ||||||||
Low Tide | 9:21PM0.31m | 8:15AM0.30m | 10:29PM0.28m | 9:44AM0.30m | 11:14PM0.23m | 10:58AM0.25m | 11:48PM0.17m | 11:49AM0.19m | 00:20AM0.11m | 12:32PM0.12m | 00:52AM0.05m | 1:14PM0.06m | 1:26AM0.01m | ||||||||
 | |  |  |  |  | | | |  |  |  | | | | | | | | | | |
 | 6:31 | — | — | 6:31 | — | — | 6:33 | — | — | 6:33 | — | — | 6:35 | — | — | 6:35 | — | — | 6:37 | — | — |
 | — | 6:50 | — | — | 6:47 | — | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — | 6:42 | — | — | 6:39 | — |
mm | — | — | — | — | 1 | 14 | — | — | — | 11 | 10 | — | — | — | — | 1 | 5 | 16 | 17 | 8 | 11 |
Temp °C | 16 | 17 | 16 | 18 | 21 | 19 | 14 | 16 | 16 | 14 | 12 | 14 | 15 | 15 | 15 | 15 | 15 | 14 | 12 | 12 | 12 |
Feels °C | 11 | 14 | 12 | 16 | 18 | 20 | 8 | 11 | 9 | 7 | 4 | 4 | 5 | 5 | 4 | 5 | 4 | 3 | 0 | 1 | 4 |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 11 | SE 10 | SE 7 | SE 8 | SE 9 | SE 7 | E 15 | E 14 | — | — | — | — | — | — | ESE 10 | SE 9 | ESE 10 | ESE 9 |
| kJ | 11 | 16 | 14 | 18 | 28 | 7 | 66 | 62 | 43 | 4 | 4 | — | — | — | — | — | — | 1810 | 1400 | 725 | 184 |
Swell 2 Height (m) Direction Period (s) | ESE 12 | ESE 11 | ESE 11 | ESE 7 | ESE 7 | ESE 9 | SW 5 | — | — | — | — | — | — | — | — | — | — | S 8 | S 9 | SSE 9 | S 9 |
| kJ | 13 | 13 | 12 | 9 | 10 | 8 | 1 | — | — | — | — | — | — | — | — | — | — | 191 | 473 | 415 | 39 |
Swell 3 Height (m) Direction Period (s) | SW 4 | — | SE 9 | SE 8 | SE 9 | SSE 8 | SW 5 | — | — | — | — | — | — | — | — | — | — | — | — | SW 7 | — |
| kJ | 1 | — | 3 | 3 | 3 | 7 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — |
Wind waves Height (m) Direction Period (s) | E 5 | E 6 | E 4 | ESE 4 | SE 4 | SE 4 | NE 5 | ENE 6 | E 6 | E 7 | E 7 | E 6 | E 7 | E 8 | E 9 | E 10 | E 11 | — | — | NNW 4 | WNW 5 |
| kJ | 55 | 39 | 12 | 10 | 17 | 18 | 60 | 122 | 122 | 286 | 328 | 302 | 727 | 1114 | 1621 | 3668 | 7028 | — | — | 40 | 63 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1162 | 1162 | 828 | 214 | 1107 | 25 | 584 | 44 | 44 | 584 | 625 | 828 | 828 | 828 | 793 | 968 | 968 | 827 | 827 | 731 | 246 |
Best forecast wave conditions in Long Island New York | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Turtle Cove surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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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