Surf Forecasts:
Cupecoy surf forecast from 16 Oct 2026:
- Best quality surf: Wednesday 21 Oct, 2AM (local time) - 5ft (1.6m), 12s period, NNW swell with cross-offshore winds.
- Most powerful swell: Tuesday 20 Oct, 5PM (local time) - 5ft (1.6m), 12s period, NNW swell with 762 kJ wave energy.
- Next surfable swell (1★+): Saturday 17 Oct, 5PM (local time) - 2.5ft (0.8m), 11s period with NNE swell.
Best Forecast Surf Conditions for Cupecoy this week:
The surf forecast for Cupecoy over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Oct 17) at 5PM. The primary swell is predicted to be 0.8m and 11s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Cupecoy in the next 16 days are 1.6m 12s and forecast to arrive on Tuesday (Oct 20) at 5PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 8s period and expected on Thursday (Oct 15) at 11PM.
| Wave Type | Time (AST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5PM (Sat 17th Oct) | 2.5ft (0.8m) 11s |
| Best Surf | 2AM (Wed 21st Oct) | 5ft (1.6m) 12s |
| Most Powerful | 5PM (Tue 20th Oct) | 5ft (1.6m) 12s |
Table - best surf conditions forecast for Cupecoy over the next 16 days.
Short Range ForecastLight rain (total 4mm), mostly falling on Fri morning. Warm (max 28°C on Thu afternoon, min 28°C on Thu afternoon). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 6mm), mostly falling on Sun afternoon. Warm (max 28°C on Sun afternoon, min 27°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Thu 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | ||||||||||||||
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) | NE 8 | NNE 13 | NE 8 | NNE 13 | NNE 12 | NNE 11 | NNE 11 | N 9 | N 9 | N 9 | N 11 | NNE 10 | N 10 | N 9 | NNW 13 | NNW 12 | NNW 12 | N 11 | N 11 | N 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 31 | 17 | 15 | 35 | 89 | 135 | 150 | 63 | 59 | 59 | 59 | 110 | 90 | 56 | 395 | 762 | 718 | 475 | 332 | 252 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 12:49PM0.33m | 1:35PM0.32m | 2:19PM0.32m | 00:34AM0.19m | 2:58PM0.32m | 1:59AM0.21m | 3:34PM0.32m | 3:15AM0.23m | 4:06PM0.31m | 4:26AM0.26m | ||||||||||
Low Tide | 4:18AM0.04m | 5:01AM0.06m | 5:48AM0.08m | 10:44PM0.19m | 6:41AM0.11m | 10:44PM0.19m | 7:47AM0.14m | 10:53PM0.19m | 9:08AM0.16m | 11:04PM0.18m | ||||||||||
 |  |  | |  | | | | | | | | | | | | | | | | |
 | — | — | 6:05 | — | — | 6:05 | — | — | 6:05 | — | — | 6:07 | — | — | 6:07 | — | — | 6:07 | — | — |
 | 5:50 | — | — | 5:49 | — | — | 5:49 | — | — | 5:47 | — | — | 5:46 | — | — | 5:46 | — | — | 5:45 | — |
mm | — | — | 1 | — | 1 | — | — | — | 2 | 1 | 2 | — | — | 1 | 1 | — | 1 | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 29 | 30 | 30 | 28 | 30 | 30 | 29 | 30 | 30 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NNE 13 | NNE 12 | NNE 11 | NNE 11 | N 9 | N 9 | N 9 | N 11 | NNE 10 | N 10 | N 9 | NNW 13 | NNW 12 | NNW 12 | N 11 | N 11 | N 10 |
| kJ | 31 | 9 | 14 | 35 | 89 | 135 | 150 | 63 | 59 | 59 | 59 | 110 | 90 | 56 | 395 | 762 | 718 | 475 | 332 | 252 |
Swell 2 Height (m) Direction Period (s) | E 8 | NNE 8 | E 8 | E 9 | E 10 | NE 7 | E 9 | NNE 13 | ENE 8 | E 8 | E 8 | ESE 8 | SE 8 | ENE 8 | N 8 | NNE 8 | WNW 11 | ENE 7 | NNW 13 | ESE 8 |
| kJ | 10 | 6 | 10 | 14 | 17 | 13 | 55 | 34 | 38 | 34 | 36 | 7 | 11 | 12 | 35 | 20 | 12 | 5 | 18 | 13 |
Swell 3 Height (m) Direction Period (s) | ESE 8 | NNE 13 | NNE 12 | NE 7 | NE 7 | NNW 7 | ESE 9 | ESE 8 | ESE 9 | ESE 9 | NNE 12 | — | N 16 | ESE 8 | NNE 13 | NNE 12 | ENE 7 | W 11 | ENE 7 | ENE 7 |
| kJ | 7 | 17 | 15 | 14 | 8 | 11 | 8 | 7 | 7 | 7 | 31 | — | 5 | 6 | 35 | 30 | 5 | 9 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | E 4 | E 10 | ENE 4 | ENE 4 | E 4 | E 9 | — | E 8 | ESE 4 | — | ESE 4 | E 8 | E 8 | ESE 4 | ESE 4 | E 8 | ESE 8 | ESE 8 | ESE 8 | ESE 3 |
| kJ | 15 | 94 | 14 | 15 | 9 | 60 | — | 69 | 6 | — | 3 | 21 | 32 | 8 | 7 | 18 | 36 | 37 | 26 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 38 | 38 | 170 | 38 | 38 | 8 | 0 | 38 | 155 | 8 | 8 | 38 | 38 | 38 | 38 | 38 | 0 | 8 | 8 | 8 |
Best forecast wave conditions in Netherlands-Antilles - Saint Martin | ||||||||||||||||||||
Best forecast wave conditions in Netherlands Antilles | ||||||||||||||||||||
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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 Cupecoy 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 Cupecoy Surf forecast
The above surf forecast table for Cupecoy provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Cupecoy can be found by selecting the local surf guide option on the grey menu. Our Cupecoy 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 (Cupecoy) 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 Cupecoy 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.
Are you planning a holiday in Netherlands-Antilles - Saint Martin? If you are looking for accommodation near Cupecoy, camping, hotels and holiday cottages in Netherlands-Antilles - Saint Martin, consider staying in Marigot which is 6 km (4 miles) away. Other places in and around Netherlands-Antilles - Saint Martin where you can find information about places to rent, and car hire include Philipsburg which is 7 km (4 miles) away, The Valley, Gustavia and Basseterre.
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