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Bicas surfForecast / Lisboa / Portugal
48hr Weather and Surf, issued 12 am 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 5AM is: 2.3m 8s primary swell from a West-southwest direction and 0.6m 11s secondary swell from a Northwest direction, 0.1m 19s secondary swell from a Southwest direction (forecast issued at 12:00am May 11). The wind direction is predicted to be cross-shore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 6.5ft (2.0m) | 8s |
| Afternoon (11 May) | 3.5ft (1.0m) | 11s |
| Evening (11 May) | 3ft (0.9m) | 11s |
Table - waves today at Bicas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 11mm), heaviest on Sun night. Very mild (max 17°C on Mon afternoon, min 15°C on Sun night). Winds decreasing (fresh winds from the SSW on Sun night, calm by Tue night). | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
WSW 9 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | NW 11 | NW 11 | WSW 7 | WSW 7 | WSW 7 | NNW 11 | NNW 10 | NNW 10 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | NW 8 | NW 8 | NW 8 | NW 9 | |
1157 | 771 | 587 | 447 | 322 | 255 | 196 | 163 | 142 | 121 | 99 | 77 | 75 | 61 | 59 | 53 | 41 | 41 | 36 | 27 | 20 | 20 | 20 | 22 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross | cross-on | cross-on | glassy | glassy | glassy | glassy | cross | cross-on | on | on | |
High Tide | 10:13PM2.71m | 11:00AM2.61m | 11:17PM2.84m | 11:56AM2.79m | 00:13AM3.01m | 12:46PM2.99m | ||||||||||||||||||
Low Tide | 4:42AM1.33m | 4:59PM1.41m | 5:41AM1.18m | 5:58PM1.22m | 6:31AM0.99m | 6:49PM1.02m | ||||||||||||||||||
 | |  | | |  |  |  |  | | | | | | | | | | | | | | | | |
 | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:38 | — |
1 | 1 | 1 | 1 | 1 | — | 1 | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 15 | 15 | 16 | 16 | 17 | 16 | 16 | 16 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 17 | 16 | 16 |
10 | 11 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 14 | 13 | 14 | 15 | 16 | 15 | 16 | 16 | 17 | 14 | 15 | 13 | 13 | |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 11 | WSW 8 | WSW 8 | WSW 8 | NW 11 | WSW 7 | WSW 7 | WSW 7 | NW 11 | NNW 11 | NNW 10 | NNW 10 | NW 9 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 5 | WSW 5 | WSW 5 | WSW 5 |
 kJ | 108 | 103 | 587 | 447 | 322 | 255 | 196 | 163 | 142 | 121 | 99 | 68 | 65 | 43 | 59 | 53 | 41 | 41 | 36 | 27 | 19 | 18 | 11 | 10 |
Swell 2 Height (m) Direction Period (s) | S 19 | SW 19 | NW 12 | NW 12 | NW 12 | SSW 18 | NW 11 | NW 11 | NW 11 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | NNW 9 | NNW 9 | NNW 9 | NW 8 | NNW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 9 |
| kJ | 7 | 14 | 144 | 232 | 264 | 30 | 182 | 123 | 121 | 25 | 25 | 25 | 25 | 25 | 32 | 31 | 30 | 18 | 14 | 17 | 16 | 16 | 16 | 22 |
Swell 3 Height (m) Direction Period (s) | — | S 14 | SW 19 | SW 18 | SSW 18 | S 13 | WNW 9 | SSW 17 | SSW 16 | — | — | — | — | — | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | — | 4 | 14 | 12 | 30 | 3 | 8 | 29 | 26 | — | — | — | — | — | 24 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 |
Wind waves Height (m) Direction Period (s) | WSW 9 | WSW 8 | — | — | SW 7 | WSW 7 | — | — | — | WSW 7 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | — | — | — | — | — | — | — | — | NW 5 | NW 2 |
| kJ | 1157 | 771 | — | — | 176 | 250 | — | — | — | 107 | 85 | 77 | 75 | 61 | — | — | — | — | — | — | — | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 377 | 81 | 81 | 81 | 471 | 471 | 103 | 0 | 51 | 48 | 81 | 103 | 103 | 325 | 81 | 7 | 0 | 0 | 0 | 0 | 940 | 960 | 704 | 469 |
Best forecast wave conditions in Lisboa | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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