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Surf Forecasts:
Bicas surfForecast / Lisboa / Portugal
48hr Weather and Surf, issued 12 am Wednesday 20 May 2026 WESTForecast update in hr min s Forecast update imminent
Bicas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bicas sea temperature is
16.6° C
(Which is slightly cooler than normal)How big are the waves at Bicas today?
The current surf forecast for Bicas at 7AM is: 2.1m 14s primary swell from a West-northwest direction and 0.2m 15s secondary swell from a South-southwest direction (forecast issued at 12:00am May 20). The wind direction is predicted to be cross-shore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 7ft (2.1m) | 14s |
| Afternoon (20 May) | 6ft (1.9m) | 13s |
| Evening (20 May) | 5.5ft (1.7m) | 12s |
Table - waves today at Bicas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 29°C on Thu afternoon, min 16°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | |
574 | 1560 | 1797 | 1515 | 1384 | 1245 | 1044 | 857 | 703 | 579 | 500 | 483 | 353 | 340 | 340 | 366 | 353 | 400 | 467 | 478 | 469 | 469 | 469 | 415 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross | cross-on | on | on | on | cross-off | cross-off | cross-off | glassy | cross-on | on | on | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | on | cross-on | cross-on | |
High Tide | 5:53AM3.12m | 6:12PM3.33m | 6:52AM2.95m | 7:11PM3.17m | 7:57AM2.79m | 8:17PM3.04m | ||||||||||||||||||
Low Tide | 11:37PM0.67m | 11:51AM0.93m | 00:35AM0.82m | 12:47PM1.11m | 1:40AM0.98m | 1:53PM1.26m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | |  |  | |
 | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:45 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 16 | 19 | 24 | 24 | 23 | 23 | 23 | 22 | 21 | 23 | 25 | 27 | 29 | 27 | 25 | 23 | 23 | 24 | 29 | 28 | 29 | 27 |
15 | 15 | 15 | 17 | 23 | 20 | 20 | 21 | 22 | 20 | 19 | 22 | 23 | 23 | 26 | 26 | 24 | 22 | 20 | 22 | 28 | 23 | 26 | 24 | |
Swell 1 Height (m) Direction Period (s) | NW 10 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 |
 kJ | 275 | 1560 | 1797 | 1515 | 1384 | 1245 | 1044 | 857 | 703 | 579 | 500 | 483 | 353 | 340 | 340 | 366 | 353 | 400 | 467 | 478 | 469 | 469 | 469 | 415 |
Swell 2 Height (m) Direction Period (s) | WNW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SW 13 | S 8 | S 5 | S 4 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | S 5 | S 5 |
| kJ | 574 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 19 | 18 | 18 | 18 | 17 | 7 | 4 | 2 | 2 | 17 | 19 | 20 | 21 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | SSW 15 | — | — | — | — | — | — | — | — | — | — | W 15 | — | S 16 | S 8 | SW 13 | SSW 13 | SSW 13 | S 16 | SSE 10 | S 10 | S 10 | SSW 14 | SSW 14 |
| kJ | 22 | — | — | — | — | — | — | — | — | — | — | 4 | — | 5 | 1 | 7 | 17 | 17 | 5 | 9 | 2 | 8 | 21 | 21 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 2 | — | — | — | — | — | — | — | — | NW 3 | NNW 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | 2 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 5 | 1 | 1 | 12 | 27 | 27 | 27 | 0 | 0 | 0 | 0 | 27 | 27 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 27 | 27 |
Best forecast wave conditions in Lisboa | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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