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Surf Forecasts:
Bicas surfForecast / Lisboa / Portugal
48hr Weather and Surf, issued 6 pm Monday 11 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
16.9° C
(Which is normal for this time of year)How big are the waves at Bicas today?
The current surf forecast for Bicas at 10PM is: 1.3m 7s primary swell from a West-southwest direction and 0.7m 11s secondary swell from a Northwest direction (forecast issued at 06:00pm May 11). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | - | - |
| Afternoon (11 May) | 5ft (1.6m) | 8s |
| Evening (11 May) | 4.5ft (1.3m) | 7s |
Table - waves today at Bicas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Mon night. Very mild (max 17°C on Thu morning, min 14°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 11 | NW 11 | WSW 7 | WSW 7 | WSW 7 | NW 11 | WSW 6 | NNW 10 | W 6 | WSW 6 | WSW 6 | WSW 6 | SW 6 | WSW 6 | SW 6 | SW 6 | WSW 6 | SSW 14 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 6 | NW 7 | |
255 | 196 | 173 | 132 | 121 | 117 | 96 | 65 | 62 | 77 | 77 | 77 | 51 | 43 | 33 | 25 | 20 | 20 | 18 | 16 | 16 | 15 | 20 | 55 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | glassy | glassy | cross | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | on | |
High Tide | 11:17PM2.84m | 11:56AM2.79m | 00:13AM3.01m | 12:46PM2.99m | 1:02AM3.19m | |||||||||||||||||||
Low Tide | 4:59PM1.41m | 5:41AM1.18m | 5:58PM1.22m | 6:31AM0.99m | 6:49PM1.02m | 7:17AM0.82m | ||||||||||||||||||
 | |  | | |  | | | | |  | | | | | | | | | | | | |  | |
 | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — |
 | — | 8:37 | — | — | — | — | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:38 | — | — | — | — | — | 8:39 |
— | — | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 16 | 17 |
12 | 13 | 14 | 13 | 12 | 12 | 12 | 13 | 13 | 14 | 16 | 16 | 15 | 15 | 16 | 15 | 13 | 13 | 13 | 13 | 12 | 11 | 13 | 12 | |
Swell 1 Height (m) Direction Period (s) | NW 11 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 7 | NNW 10 | W 6 | W 6 | WSW 6 | WSW 6 | WSW 6 | SW 6 | WSW 6 | SW 6 | SW 6 | WSW 6 | SW 5 | SW 5 | W 6 | W 6 | WSW 5 | WSW 5 | WSW 5 |
 kJ | 255 | 196 | 173 | 132 | 107 | 45 | 69 | 62 | 62 | 77 | 77 | 77 | 51 | 43 | 33 | 25 | 20 | 14 | 7 | 10 | 10 | 9 | 5 | 5 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | SSW 16 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NW 8 | NNW 8 | NW 7 | WNW 6 | SSW 14 | WNW 6 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 8 |
| kJ | 30 | 182 | 126 | 123 | 121 | 117 | 25 | 65 | 36 | 33 | 32 | 29 | 27 | 17 | 13 | 7 | 8 | 20 | 7 | 16 | 16 | 15 | 14 | 7 |
Swell 3 Height (m) Direction Period (s) | W 9 | WNW 9 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | WNW 8 | NNW 8 | NNW 8 | NNW 10 | NNW 10 | SW 5 | SW 5 | SW 13 | SW 13 | SW 13 |
| kJ | 2 | 8 | 29 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 21 | 21 | 21 | 21 | 6 | 12 | 12 | 9 | 18 | 4 | 4 | 7 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | WSW 7 | — | — | — | — | SW 6 | WSW 6 | SSW 6 | SSW 6 | — | — | — | — | — | — | — | — | WNW 7 | NW 3 | NW 3 | NW 3 | NNW 3 | NNW 6 | NW 7 |
| kJ | 250 | — | — | — | — | 47 | 96 | 24 | 27 | — | — | — | — | — | — | — | — | 17 | 2 | 1 | 1 | 4 | 20 | 55 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 377 | 103 | 0 | 57 | 81 | 81 | 103 | 103 | 103 | 39 | 0 | 0 | 0 | 0 | 0 | 160 | 160 | 98 | 28 | 28 | 28 | 75 | 320 | 161 |
Best forecast wave conditions in Lisboa | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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