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Surf Forecasts:
Bicas surfForecast / Lisboa / Portugal
48hr Weather and Surf, issued 6 am Saturday 16 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
17.1° C
(Which is normal for this time of year)How big are the waves at Bicas today?
The current surf forecast for Bicas at 1PM is: 1.4m 9s primary swell from a Northwest direction and 0.1m 12s secondary swell from a South direction (forecast issued at 06:00am May 16). The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 5ft (1.5m) | 9s |
| Afternoon (16 May) | 4.5ft (1.4m) | 9s |
| Evening (16 May) | 4.5ft (1.4m) | 9s |
Table - waves today at Bicas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Sat morning, min 13°C on Sun night). Winds decreasing (fresh winds from the NNW on Sat afternoon, light winds from the NW by Mon night). | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 15 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 11 | NW 11 | |
442 | 433 | 353 | 314 | 373 | 357 | 316 | 249 | 197 | 168 | 115 | 129 | 129 | 109 | 169 | 197 | 215 | 249 | 535 | 519 | 367 | 298 | 250 | 273 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | |
High Tide | 2:35AM3.42m | 2:59PM3.49m | 3:22AM3.45m | 3:43PM3.55m | 4:10AM3.40m | 4:30PM3.54m | ||||||||||||||||||
Low Tide | 8:44AM0.60m | 9:09PM0.56m | 9:28AM0.59m | 9:56PM0.52m | 10:13AM0.65m | 10:45PM0.56m | ||||||||||||||||||
 |  | | | | | |  |  |  | | | | | | | | | |  | | | | | |
 | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | 6:22 |
 | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:42 | — | — | — | — | — | — | — | 8:43 | — | 8:44 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 16 | 18 | 17 | 16 | 14 | 14 | 14 | 14 | 16 | 17 | 16 | 15 | 14 | 14 | 14 | 13 | 14 | 15 | 15 | 15 | 15 | 14 |
9 | 9 | 11 | 12 | 9 | 9 | 8 | 9 | 9 | 10 | 12 | 11 | 9 | 9 | 9 | 10 | 10 | 9 | 10 | 10 | 10 | 11 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 13 | W 15 | W 15 | NW 14 | NW 13 | WNW 13 | WNW 12 | WNW 12 | NW 16 | NW 15 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 11 | NW 11 |
 kJ | 3 | 3 | 3 | 3 | 3 | 5 | 4 | 8 | 7 | 17 | 15 | 14 | 40 | 109 | 169 | 197 | 215 | 249 | 535 | 519 | 367 | 298 | 250 | 273 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | S 14 | S 14 | — | S 20 | W 8 | NW 17 | NW 16 | WNW 12 | WNW 11 | WNW 11 | NW 10 | NW 10 | S 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 |
| kJ | — | — | — | — | — | 4 | 4 | — | 7 | 1 | 12 | 10 | 14 | 12 | 23 | 26 | 25 | 6 | 12 | 12 | 11 | 10 | 10 | 10 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | W 18 | W 8 | — | S 18 | S 18 | S 18 | S 18 | S 18 | S 18 | — | — | — | W 17 | — | W 16 |
| kJ | — | — | — | — | — | — | — | — | — | 6 | 1 | — | 7 | 7 | 6 | 6 | 6 | 6 | — | — | — | 6 | — | 5 |
Wind waves Height (m) Direction Period (s) | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 5 | NW 6 | NW 7 | NW 7 | NW 9 | — | — | NW 4 | NW 4 | WNW 4 | NW 4 |
| kJ | 442 | 433 | 353 | 314 | 373 | 357 | 316 | 249 | 197 | 168 | 115 | 129 | 129 | 74 | 85 | 85 | 73 | 132 | — | — | 16 | 16 | 10 | 11 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 175 | 175 | 175 | 175 | 544 | 544 | 478 | 175 | 304 | 68 | 459 | 593 | 643 | 612 | 27 | 27 | 27 | 20 | 68 | 159 | 463 | 320 | 27 | 20 |
Best forecast wave conditions in Lisboa | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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