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Surf Forecasts:
Cogumelo surfForecast / Alentejo / Portugal
16 Day Weather and Surf, issued 12 pm Sunday 10 May 2026 WESTForecast update in hr min s Forecast update imminent
Cogumelo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cogumelo sea temperature is
16.5° C
(Which is slightly cooler than normal)Best Forecast Surf Conditions for Cogumelo this week:
The surf forecast for Cogumelo over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (May 13) at 1AM. The primary swell is predicted to be 0.9m and 6s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Cogumelo in the next 16 days are 3.0m 10s and forecast to arrive on Sunday (May 10) at 7PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 7s period and expected on Friday (May 15) at 7PM.
| Wave Type | Time (WEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 1AM (Wed 13th May) | 3ft (0.9m) 6s |
| Best Surf | 1AM (Wed 13th May) | 3ft (0.9m) 6s |
| Most Powerful | 7PM (Sun 10th May) | 10ft (3.0m) 10s |
Table - best surf conditions forecast for Cogumelo over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Sun morning. Very mild (max 18°C on Mon morning, min 14°C on Sun night). Winds decreasing (fresh winds from the SW on Sun morning, calm by Tue night). | Days 4-6 Weather SummaryMostly dry. Very mild (max 18°C on Wed morning, min 12°C on Wed night). Winds increasing (light winds from the W on Wed morning, fresh winds from the NW by Fri afternoon). | ||||||||||||||||||||
Sunday 10 | Monday 11 | Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
WSW 10 | WSW 10 | WSW 9 | WSW 8 | WSW 8 | WSW 7 | NW 10 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | NW 6 | NNW 4 | NW 6 | W 10 | S 12 | S 12 | S 12 | S 12 | NW 10 | NW 6 | |
1608 | 1824 | 1348 | 541 | 303 | 156 | 142 | 75 | 58 | 33 | 17 | 9 | 19 | 159 | 8 | 3 | 3 | 3 | 3 | 415 | 95 | |
Wind (km/h) | |||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | glassy | on | on | cross | cross | cross-on | cross | cross | cross-on | cross | cross | cross-on | cross | |
High Tide | 10:05PM2.17m | 10:52AM2.04m | 11:07PM2.30m | 11:49AM2.23m | 00:01AM2.47m | 12:37PM2.44m | 00:51AM2.65m | 1:22PM2.65m | 1:39AM2.81m | 2:06PM2.84m | 2:26AM2.91m | 2:50PM2.97m | 3:14AM2.95m | ||||||||
Low Tide | 3:38PM1.00m | 4:35AM0.81m | 4:49PM0.89m | 5:33AM0.64m | 5:48PM0.73m | 6:22AM0.44m | 6:39PM0.52m | 7:07AM0.26m | 7:26PM0.32m | 7:51AM0.12m | 8:13PM0.14m | 8:35AM0.04m | 9:00PM0.02m | ||||||||
 |  |  | |  |  | | | | | | | | | | | | | | |  | |
 | 6:30 | — | — | 6:28 | — | — | 6:28 | — | — | 6:26 | — | — | 6:26 | — | — | 6:26 | — | — | 6:24 | — | — |
 | — | 8:32 | — | — | 8:34 | — | — | 8:34 | — | — | 8:35 | — | — | 8:36 | — | — | 8:37 | — | — | 8:37 | — |
1 | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 17 | 15 | 18 | 18 | 15 | 18 | 18 | 16 | 18 | 18 | 15 | 17 | 16 | 14 | 17 | 17 | 14 | 17 | 17 | 15 |
11 | 12 | 11 | 14 | 14 | 13 | 15 | 16 | 16 | 16 | 16 | 14 | 12 | 10 | 9 | 10 | 9 | 8 | 12 | 12 | 11 | |
Swell 1 Height (m) Direction Period (s) | NNW 12 | NNW 11 | NW 12 | NNW 12 | NNW 12 | WSW 7 | NW 10 | NW 9 | WSW 6 | WSW 6 | WSW 6 | SW 5 | WSW 5 | WNW 11 | NNW 14 | NNW 13 | S 12 | S 12 | S 12 | S 12 | NNW 9 |
 kJ | 57 | 46 | 152 | 268 | 384 | 156 | 142 | 90 | 58 | 33 | 17 | 7 | 2 | 12 | 18 | 145 | 3 | 3 | 3 | 3 | 73 |
Swell 2 Height (m) Direction Period (s) | N 11 | NNW 10 | SW 19 | SW 18 | SW 17 | NNW 11 | SSW 16 | SSW 16 | NNW 9 | NNW 8 | NW 7 | NNW 9 | W 11 | SW 13 | W 10 | S 12 | — | — | — | — | NW 14 |
| kJ | 2 | 20 | 14 | 12 | 12 | 151 | 25 | 24 | 45 | 26 | 12 | 16 | 2 | 7 | 8 | 3 | — | — | — | — | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | S 19 | SW 18 | S 13 | SW 16 | SW 16 | — | SSW 14 | SSW 14 | NNW 8 | NW 6 | SW 13 | N 14 | SW 13 | — | — | — | — | — | — |
| kJ | — | — | 7 | 12 | 3 | 10 | 10 | — | 21 | 20 | 14 | 9 | 7 | 4 | 7 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 10 | WSW 10 | WSW 9 | WSW 8 | WSW 8 | — | WSW 6 | WSW 6 | — | — | — | NW 3 | NNW 4 | NW 6 | NNW 7 | NNW 7 | NW 7 | NNW 7 | NNW 10 | NW 10 | NW 6 |
| kJ | 1608 | 1824 | 1348 | 541 | 303 | — | 91 | 75 | — | — | — | 1 | 19 | 159 | 297 | 395 | 437 | 407 | 511 | 415 | 95 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 559 | 298 | 351 | 11 | 192 | 5 | 73 | 138 | 0 | 67 | 572 | 275 | 835 | 398 | 402 | 707 | 542 | 409 | 85 | 409 | 110 |
Best forecast wave conditions in Portugal - Alentejo | |||||||||||||||||||||
Best forecast wave conditions in Portugal | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cogumelo 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 Cogumelo Surf forecast
The above surf forecast table for Cogumelo provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Cogumelo can be found by selecting the local surf guide option on the grey menu. Our Cogumelo 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 (Cogumelo) 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 Cogumelo 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.
Cogumelo is 29 km (18 miles) from Sines. If you plan a holiday in Portugal - Alentejo, look for hotels and other accommodation in Sines. Sines has rooms for a wide range of budgets as well as car hire and transport links.
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