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Surf Forecasts:
Comporta surfForecast / Alentejo / Portugal
48hr Weather and Surf, issued 6 am Monday 18 May 2026 WESTForecast update in hr min s Forecast update imminent
Comporta surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Comporta sea temperature is
18.3° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Comporta today?
The current surf forecast for Comporta at 3PM is: 1.0m 12s primary swell from a Northwest direction and 0.1m 17s secondary swell from a Southwest direction, 0.6m 4s secondary swell from a West-northwest direction (forecast issued at 06:00am May 18). The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 3.5ft (1.0m) | 13s |
| Afternoon (18 May) | 3.5ft (1.0m) | 12s |
| Evening (18 May) | 3ft (0.9m) | 12s |
Table - waves today at Comporta. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 28°C on Wed morning, min 14°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | WNW 11 | NW 11 | NW 10 | WNW 10 | WNW 10 | NW 10 | NW 10 | WNW 16 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | |
218 | 208 | 431 | 418 | 287 | 273 | 224 | 246 | 207 | 166 | 157 | 130 | 125 | 220 | 134 | 430 | 1261 | 1538 | 1538 | 1283 | 1134 | 1060 | 839 | 626 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | on | on | cross-on | cross-on | cross-on | cross | glassy | glassy | on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | on | on | glassy | |
High Tide | 4:25PM3.00m | 4:56AM2.77m | 5:15PM2.93m | 5:49AM2.60m | 6:09PM2.81m | |||||||||||||||||||
Low Tide | 10:09AM0.10m | 10:41PM0.01m | 10:57AM0.21m | 11:34PM0.12m | 11:47AM0.36m | 00:32AM0.27m | ||||||||||||||||||
 |  | |  | | |  | | |  | | | | | | | | | | | | | | | |
 | 6:22 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | 6:18 |
 | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:42 | — | — | — | — | — | — | — | 8:43 | — | 8:44 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 12 | 14 | 16 | 17 | 16 | 15 | 14 | 14 | 14 | 16 | 19 | 20 | 22 | 19 | 17 | 17 | 17 | 22 | 28 | 26 | 24 | 23 | 22 |
10 | 9 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 16 | 18 | 17 | 18 | 17 | 15 | 15 | 15 | 21 | 27 | 23 | 21 | 22 | 21 | |
Swell 1 Height (m) Direction Period (s) | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | WNW 11 | NW 11 | NW 10 | WNW 10 | WNW 10 | WNW 14 | NW 10 | NW 10 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 |
 kJ | 218 | 208 | 431 | 418 | 287 | 273 | 224 | 246 | 207 | 166 | 157 | 130 | 125 | 20 | 134 | 211 | 1261 | 1538 | 1538 | 1283 | 1134 | 1060 | 839 | 626 |
Swell 2 Height (m) Direction Period (s) | NW 10 | WNW 10 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | WNW 15 | WNW 15 | SW 15 | NW 16 | WNW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 25 | 20 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 21 | 21 | 9 | 68 | 430 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | S 18 | SW 18 | — | — | — | — | — | W 16 | W 16 | W 16 | W 15 | SW 16 | SW 15 | W 18 | WNW 13 | SW 15 | SW 15 | — | — | — | — | — | — | — |
| kJ | 6 | 12 | — | — | — | — | — | 5 | 5 | 5 | 4 | 10 | 9 | 7 | 35 | 9 | 8 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 6 | NW 6 | — | — | WNW 4 | WNW 4 | WNW 4 | — | — | — | — | — | WNW 3 | NW 10 | NW 4 | — | — | — | — | — | — | — | — | — |
| kJ | 39 | 39 | — | — | 10 | 13 | 13 | — | — | — | — | — | 4 | 220 | 21 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 51 | 46 | 51 | 148 | 472 | 472 | 54 | 47 | 46 | 0 | 0 | 56 | 56 | 56 | 46 | 0 | 0 | 0 | 27 | 41 | 56 | 56 | 47 | 0 |
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
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