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Surf Forecasts:
Bicas surfForecast / Lisboa / Portugal
48hr Weather and Surf, issued 12 am Saturday 23 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
16.8° C
(Which is slightly cooler than normal)How big are the waves at Bicas today?
The current surf forecast for Bicas at 8AM is: 1.3m 11s primary swell from a West-northwest direction and 0.2m 14s secondary swell from a South-southwest direction, 0.5m 4s secondary swell from a Northwest direction (forecast issued at 12:00am May 23). The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 4ft (1.2m) | 11s |
| Afternoon (23 May) | 4.5ft (1.3m) | 11s |
| Evening (23 May) | 3.5ft (1.0m) | 10s |
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 24°C on Fri night, min 17°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | ||||||||||||||||||||||
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 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | NW 15 | WNW 10 | NW 14 | WNW 13 | |
415 | 407 | 392 | 337 | 337 | 372 | 276 | 214 | 263 | 263 | 218 | 218 | 179 | 168 | 133 | 130 | 127 | 116 | 92 | 90 | 107 | 160 | 268 | 465 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | on | cross-on | cross | cross-on | on | on | on | on | glassy | cross-on | glassy | cross | cross-on | on | on | glassy | cross-off | cross-off | cross-off | cross-on | cross-on | on | on | |
High Tide | 9:09AM2.69m | 9:29PM2.95m | 10:22AM2.68m | 10:41PM2.92m | 11:27AM2.74m | |||||||||||||||||||
Low Tide | 2:53AM1.10m | 3:08PM1.35m | 4:08AM1.15m | 4:25PM1.36m | 5:16AM1.14m | 5:33PM1.30m | ||||||||||||||||||
 |  |  | |  |  | | |  | | | | | | | | | | | | | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:47 | — | — | — | — | — | — | — | 8:49 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 19 | 20 | 21 | 22 | 24 | 22 | 19 | 18 | 17 | 17 | 20 | 21 | 20 | 19 | 19 | 20 | 19 | 19 | 21 | 22 | 22 | 21 | 21 |
22 | 17 | 18 | 20 | 19 | 19 | 18 | 16 | 17 | 17 | 16 | 20 | 19 | 17 | 17 | 18 | 20 | 18 | 17 | 19 | 20 | 19 | 19 | 21 | |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SSW 13 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 13 |
 kJ | 415 | 407 | 392 | 337 | 337 | 17 | 276 | 214 | 263 | 263 | 218 | 218 | 179 | 168 | 133 | 130 | 127 | 116 | 92 | 90 | 78 | 132 | 132 | 465 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | N 10 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | S 12 | SW 12 | WNW 16 | NW 16 | NW 15 | NW 14 | NW 14 | S 12 |
| kJ | 20 | 20 | 18 | 17 | 17 | 2 | 17 | 17 | 17 | 17 | 7 | 7 | 7 | 7 | 6 | 6 | 3 | 6 | 26 | 62 | 107 | 160 | 268 | 3 |
Swell 3 Height (m) Direction Period (s) | S 5 | — | — | — | — | N 10 | — | — | N 9 | N 9 | N 9 | N 9 | — | W 12 | W 12 | — | — | NW 17 | SW 12 | SW 12 | W 8 | S 12 | S 12 | S 19 |
| kJ | 2 | — | — | — | — | 2 | — | — | 2 | 2 | 2 | 1 | — | 3 | 3 | — | — | 12 | 6 | 6 | 11 | 3 | 3 | 7 |
Wind waves Height (m) Direction Period (s) | NW 4 | NW 4 | NW 4 | — | NW 5 | WNW 11 | NW 4 | NW 4 | NW 5 | — | — | — | — | — | WNW 3 | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 7 | 9 | — | 15 | 372 | 26 | 19 | 47 | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 20 | 5 | 5 | 27 | 27 | 27 | 27 | 20 | 0 | 5 | 0 | 103 | 27 | 27 | 27 | 0 | 0 | 0 | 0 | 39 | 27 | 27 | 20 |
Best forecast wave conditions in Lisboa | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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