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Surf Forecasts:
Praia do Guincho surfForecast / Lisboa / Portugal
48hr Weather and Surf, issued 12 am Monday 18 May 2026 WESTForecast update in hr min s Forecast update imminent
Praia do Guincho surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia do Guincho sea temperature is
16.5° C
(Which is normal for this time of year)How big are the waves at Praia do Guincho today?
The current surf forecast for Praia do Guincho at 3AM is: 1.2m 13s primary swell from a West-northwest direction and 0.5m 10s secondary swell from a Northwest direction, 1.3m 8s secondary swell from a North-northwest direction (forecast issued at 12:00am May 18). The wind direction is predicted to be cross-shore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6ft (1.8m) | 13s |
| Afternoon (18 May) | 5.5ft (1.7m) | 12s |
| Evening (18 May) | 5ft (1.6m) | 11s |
Table - waves today at Praia do Guincho. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Wed morning, min 13°C on Sun night). Winds decreasing (fresh winds from the N on Sun night, calm by Tue morning). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
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 | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NW 14 | WNW 13 | WNW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | |
431 | 472 | 572 | 1021 | 874 | 805 | 710 | 563 | 544 | 431 | 415 | 348 | 328 | 356 | 424 | 450 | 1145 | 2661 | 2728 | 2417 | 2149 | 1730 | 1467 | 1220 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross | |
High Tide | 4:09AM2.93m | 4:29PM3.04m | 4:59AM2.81m | 5:19PM2.97m | 5:53AM2.64m | 6:13PM2.85m | ||||||||||||||||||
Low Tide | 10:13AM0.09m | 10:44PM0.00m | 11:00AM0.21m | 11:37PM0.11m | 11:51AM0.36m | |||||||||||||||||||
 | |  |  | | |  |  | | | | | | | | | | | | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:46 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 13 | 14 | 14 | 14 | 15 | 15 | 15 | 14 | 15 | 16 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 21 | 25 | 23 | 22 | 22 |
8 | 9 | 8 | 10 | 11 | 11 | 11 | 13 | 14 | 13 | 15 | 17 | 15 | 14 | 15 | 15 | 14 | 16 | 16 | 20 | 24 | 21 | 21 | 20 | |
Swell 1 Height (m) Direction Period (s) | NW 14 | WNW 13 | WNW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 |
 kJ | 431 | 472 | 572 | 1021 | 874 | 805 | 710 | 563 | 544 | 431 | 415 | 348 | 328 | 356 | 424 | 450 | 1145 | 2661 | 2728 | 2417 | 2149 | 1730 | 1467 | 1220 |
Swell 2 Height (m) Direction Period (s) | NW 10 | NW 10 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | W 15 | W 14 | WNW 17 | WNW 16 | NW 10 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 14 | SW 14 | SW 14 |
| kJ | 48 | 59 | 12 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 17 | 37 | 54 | 362 | 384 | 9 | 8 | 8 | 8 | 20 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | SW 18 | S 18 | — | — | — | — | — | — | W 16 | W 16 | W 16 | W 15 | SW 16 | SW 16 | W 14 | SW 15 | SW 15 | — | — | — | — | — | — | — |
| kJ | 13 | 6 | — | — | — | — | — | — | 5 | 5 | 5 | 17 | 10 | 10 | 32 | 9 | 9 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 8 | NNW 8 | NNW 8 | — | — | WNW 4 | WNW 4 | — | — | — | — | — | — | NW 3 | NW 4 | NNW 4 | N 3 | — | — | — | — | — | — | — |
| kJ | 215 | 178 | 230 | — | — | 10 | 7 | — | — | — | — | — | — | 3 | 11 | 10 | 3 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 587 | 15 | 9 | 7 | 7 | 108 | 196 | 432 | 443 | 11 | 7 | 7 | 7 | 0 | 7 | 197 | 7 | 7 | 7 | 7 | 0 | 0 | 7 | 7 |
Best forecast wave conditions in Lisboa | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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