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Surf Forecasts:
Sao Lourenço surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 12 am Wednesday 20 May 2026 WESTForecast update in hr min s Forecast update imminent
Sao Lourenço surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sao Lourenço sea temperature is
16.1° C
(Which is slightly cooler than normal)How big are the waves at Sao Lourenço today?
The current surf forecast for Sao Lourenço at 9AM is: 3.0m 14s primary swell from a West-northwest direction and 0.1m 15s secondary swell from a Southwest direction (forecast issued at 12:00am May 20). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 10ft (3.0m) | 14s |
| Afternoon (20 May) | 8ft (2.5m) | 13s |
| Evening (20 May) | 7ft (2.2m) | 12s |
Table - waves today at Sao Lourenço. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Fri morning, min 15°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 |    |    |    | |||||||||||||||||||||
NW 14 | WNW 14 | NW 14 | WNW 13 | 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 11 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | |
2423 | 2939 | 3107 | 2778 | 2323 | 2021 | 1748 | 1299 | 1117 | 988 | 835 | 731 | 617 | 606 | 571 | 531 | 586 | 656 | 741 | 745 | 634 | 634 | 634 | 572 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross | cross-off | off | cross-off | glassy | on | cross | cross-off | cross-off | cross-off | glassy | cross-off | cross | glassy | cross | cross | cross | |
High Tide | 6:00AM2.69m | 6:20PM2.90m | 6:58AM2.50m | 7:19PM2.75m | 8:02AM2.33m | 8:25PM2.61m | ||||||||||||||||||
Low Tide | 11:45PM0.12m | 11:59AM0.37m | 00:43AM0.28m | 12:55PM0.54m | 1:47AM0.44m | 1:58PM0.70m | ||||||||||||||||||
 | |  | | | | | | | | |  | | | | | | | | | | | |  | |
 | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:47 | — | — | — | — | — | — | — | 8:49 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 15 | 15 | 18 | 22 | 23 | 20 | 17 | 20 | 21 | 20 | 22 | 24 | 24 | 24 | 23 | 24 | 24 | 22 | 24 | 26 | 26 | 23 | 19 |
14 | 14 | 13 | 16 | 20 | 21 | 17 | 14 | 18 | 20 | 19 | 22 | 22 | 21 | 21 | 20 | 23 | 24 | 21 | 23 | 25 | 22 | 20 | 16 | |
Swell 1 Height (m) Direction Period (s) | NW 14 | WNW 14 | NW 14 | WNW 13 | 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 11 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 |
 kJ | 2423 | 2939 | 3107 | 2778 | 2323 | 2021 | 1748 | 1299 | 1117 | 988 | 835 | 731 | 617 | 606 | 571 | 531 | 586 | 656 | 741 | 745 | 634 | 634 | 634 | 572 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | S 8 | S 7 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 6 |
| kJ | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 1 | 4 | 17 | 17 | 19 | 20 | 21 | 21 | 3 |
Swell 3 Height (m) Direction Period (s) | SW 15 | — | — | — | — | — | — | — | — | — | — | — | — | S 16 | SW 16 | SW 13 | SW 13 | SW 16 | SW 16 | — | N 10 | S 10 | S 10 | SW 14 |
| kJ | 9 | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 10 | 7 | 7 | 10 | 10 | — | 2 | 8 | 7 | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 3 | NNW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 35 | 35 | 35 | 30 | 0 | 0 | 0 | 0 | 35 | 35 | 15 | 0 | 0 | 0 | 0 | 2 | 0 | 35 | 35 | 36 |
Best forecast wave conditions in Ericeira | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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