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Surf Forecasts:
Sao Lourenço surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 6 pm Monday 18 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 9PM is: 1.6m 11s primary swell from a Northwest direction and 0.1m 16s secondary swell from a Southwest direction (forecast issued at 06:00pm May 18). The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | - | - |
| Afternoon (18 May) | 6ft (1.8m) | 12s |
| Evening (18 May) | 5ft (1.6m) | 11s |
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 25°C on Thu morning, min 14°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 14 | NW 14 | NW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | |
800 | 760 | 606 | 524 | 414 | 399 | 377 | 322 | 388 | 424 | 525 | 1667 | 3060 | 3107 | 2820 | 2323 | 2021 | 1748 | 1299 | 1177 | 988 | 835 | 731 | 553 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | on | cross-on | glassy | on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | glassy | glassy | |
High Tide | 4:36PM3.10m | 5:07AM2.86m | 5:26PM3.03m | 6:00AM2.69m | 6:20PM2.90m | 6:58AM2.50m | ||||||||||||||||||
Low Tide | 10:52PM0.01m | 11:08AM0.21m | 11:45PM0.12m | 11:59AM0.37m | 00:43AM0.28m | 12:55PM0.54m | ||||||||||||||||||
 | |  | |  |  | | | | | | | |  | | | | | | | | | | | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — |
 | — | 8:45 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:46 | — | — | — | — | — | 8:47 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 14 | 14 | 14 | 14 | 14 | 16 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 19 | 23 | 24 | 21 | 18 | 20 | 21 | 20 | 21 | 25 |
11 | 11 | 11 | 13 | 13 | 15 | 16 | 17 | 16 | 14 | 15 | 15 | 13 | 12 | 17 | 21 | 22 | 18 | 15 | 18 | 19 | 19 | 21 | 24 | |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | WNW 14 | NW 14 | NW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 |
 kJ | 800 | 760 | 606 | 524 | 414 | 399 | 377 | 322 | 388 | 424 | 459 | 1667 | 3060 | 3107 | 2820 | 2323 | 2021 | 1748 | 1299 | 1177 | 988 | 835 | 731 | 553 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | W 15 | WNW 15 | WNW 14 | NW 17 | WNW 16 | NW 9 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 |
| kJ | 12 | 11 | 10 | 10 | 10 | 10 | 17 | 21 | 41 | 70 | 525 | 353 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | W 16 | W 16 | W 16 | SW 16 | SW 16 | SW 16 | WNW 14 | SW 15 | SW 15 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 5 | 5 | 5 | 10 | 10 | 10 | 36 | 9 | 9 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 133 | 224 | 401 | 39 | 36 | 30 | 15 | 0 | 30 | 35 | 39 | 35 | 0 | 11 | 30 | 5 | 0 | 11 | 35 | 35 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Ericeira | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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