Surf Forecasts:
Praia do Sul surf forecast from 23 Aug 2026:
- Best quality surf: Tuesday 25 Aug, 7AM (local time) - 4.5ft (1.3m), 7s period, WNW swell with glassy winds.
- Most powerful swell: Sunday 23 Aug, 4AM (local time) - 7ft (2.2m), 12s period, WNW swell with 1,324 kJ wave energy.
- Next surfable swell (1★+): Tuesday 25 Aug, 7AM (local time) - 4.5ft (1.3m), 7s period with WNW swell.
Best Forecast Surf Conditions for Praia do Sul this week:
The surf forecast for Praia do Sul over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 25) at 7AM. The primary swell is predicted to be 1.3m and 7s period with a secondary swell of 0.6m and 6s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Praia do Sul in the next 16 days are 2.2m 12s and forecast to arrive on Sunday (Aug 23) at 4AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 6s period and expected on Sunday (Aug 23) at 10PM.
| Wave Type | Time (WEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Tue 25th Aug) | 4.5ft (1.3m) 7s |
| Best Surf | 7AM (Tue 25th Aug) | 4.5ft (1.3m) 7s |
| Most Powerful | 4AM (Sun 23rd Aug) | 7ft (2.2m) 12s |
Table - best surf conditions forecast for Praia do Sul over the next 16 days.
Short Range ForecastModerate rain (total 18mm), heaviest on Sun morning. Warm (max 22°C on Sun afternoon, min 19°C on Sat night). Winds decreasing (fresh winds from the SSE on Sun morning, calm by Mon night). | Days 4-6 Weather SummaryLight rain (total 4mm), mostly falling on Wed morning. Warm (max 21°C on Tue night, min 18°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | |||||||||||||||
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) | WNW 11 | W 10 | WSW 9 | WSW 8 | WSW 8 | W 7 | W 7 | W 7 | WNW 7 | WSW 5 | WNW 6 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 10 | NW 11 | NW 10 | NNW 10 | NNW 9 | NNW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 718 | 563 | 826 | 723 | 614 | 311 | 189 | 138 | 77 | 55 | 123 | 277 | 291 | 382 | 551 | 1066 | 1149 | 1006 | 670 | 470 | 216 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross-on | cross-on | on | glassy | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross | cross-on | cross | cross | cross | cross |
High Tide | 12:36PM2.16m | 1:11AM2.08m | 1:28PM2.34m | 1:54AM2.25m | 2:08PM2.54m | 2:30AM2.42m | 2:43PM2.72m | 3:03AM2.57m | 3:15PM2.87m | 3:34AM2.69m | 3:46PM2.98m | 4:05AM2.78m | 4:17PM3.03m | ||||||||
Low Tide | 6:14AM1.07m | 7:03PM0.92m | 7:12AM0.91m | 7:48PM0.74m | 7:53AM0.72m | 8:24PM0.55m | 8:28AM0.54m | 8:57PM0.38m | 9:01AM0.39m | 9:28PM0.24m | 9:32AM0.26m | 9:59PM0.14m | 10:04AM0.19m | 10:29PM0.09m | |||||||
 |  |  | |  |  |  | | | | |  |  | |  | | | | | | | |
 | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:01 | — | — | 7:03 | — | — |
 | — | 8:22 | — | — | 8:20 | — | — | 8:19 | — | — | 8:17 | — | — | 8:15 | — | — | 8:15 | — | — | 8:13 | — |
mm | 6 | 1 | 8 | 3 | — | — | — | — | — | 2 | — | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 21 | 22 | 21 | 22 | 22 | 21 | 22 | 22 | 21 | 21 | 21 | 20 | 21 | 20 | 19 | 20 | 20 | 18 | 21 | 21 | 19 |
Feels °C | 17 | 19 | 17 | 19 | 20 | 21 | 22 | 22 | 22 | 19 | 19 | 19 | 18 | 16 | 17 | 18 | 17 | 15 | 18 | 18 | 17 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | W 10 | N 8 | N 8 | NNW 8 | W 7 | W 7 | W 7 | WNW 7 | NW 6 | SSW 5 | WNW 8 | WNW 8 | SW 11 | WNW 8 | NW 10 | NW 11 | NW 10 | NNW 10 | — | NNW 9 |
| kJ | 718 | 563 | 10 | 10 | 13 | 311 | 189 | 138 | 77 | 24 | 8 | 277 | 291 | 5 | 551 | 1066 | 1149 | 1006 | 670 | — | 216 |
Swell 2 Height (m) Direction Period (s) | N 8 | N 8 | SSW 13 | SW 13 | SW 13 | N 8 | N 7 | N 6 | NW 11 | NW 10 | SW 11 | SW 11 | SW 11 | — | SW 11 | S 11 | — | — | — | — | S 12 |
| kJ | 49 | 33 | 17 | 7 | 6 | 5 | 4 | 1 | 4 | 4 | 5 | 5 | 5 | — | 4 | 2 | — | — | — | — | 3 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | SSW 13 | — | — | SW 13 | SW 12 | SW 12 | SW 12 | W 10 | W 9 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 18 | 17 | — | — | 6 | 6 | 6 | 6 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 6 | SSW 6 | WSW 9 | WSW 8 | WSW 8 | — | — | — | — | WSW 5 | WNW 6 | — | — | WNW 8 | — | — | — | — | — | NNW 9 | NNW 5 |
| kJ | 93 | 154 | 826 | 723 | 614 | — | — | — | — | 55 | 123 | — | — | 382 | — | — | — | — | — | 470 | 24 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 140 | 160 | 140 | 409 | 269 | 33 | 0 | 45 | 45 | 140 | 486 | 149 | 140 | 218 | 29 | 29 | 233 | 29 | 29 | 408 | 40 |
Best forecast wave conditions in Ericeira | |||||||||||||||||||||
Best forecast wave conditions in Portugal | |||||||||||||||||||||
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 Praia do Sul 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 Praia do Sul Surf forecast
The above surf forecast table for Praia do Sul provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Praia do Sul can be found by selecting the local surf guide option on the grey menu. Our Praia do Sul 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 (Praia do Sul) 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 Praia do Sul 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.
Praia do Sul is 18 km (11 miles) from Sintra. If you plan a holiday in Ericeira, look for hotels and other accommodation in Sintra. Sintra has rooms for a wide range of budgets as well as car hire and transport links.
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