- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Sao Lourenço surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 12 am 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
16.5° C
(Which is normal for this time of year)How big are the waves at Sao Lourenço today?
The current surf forecast for Sao Lourenço at 7AM is: 1.8m 13s primary swell from a Northwest direction and 0.1m 18s secondary swell from a Southwest direction, 1.3m 8s secondary swell from a North-northwest direction (forecast issued at 12:00am May 18). The wind direction is predicted to be cross-shore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6ft (1.8m) | 13s |
| 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 Wed morning, min 13°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
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 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | |
526 | 1280 | 1127 | 1092 | 913 | 800 | 699 | 606 | 524 | 462 | 399 | 377 | 322 | 388 | 459 | 525 | 2457 | 2939 | 2991 | 2615 | 2231 | 1803 | 1597 | 1277 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | glassy | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross-off | |
High Tide | 4:16AM2.98m | 4:36PM3.10m | 5:07AM2.86m | 5:26PM3.03m | 6:00AM2.69m | 6:20PM2.90m | ||||||||||||||||||
Low Tide | 10:02PM-0.03m | 10:20AM0.10m | 10:52PM0.01m | 11:08AM0.21m | 11:45PM0.12m | 11:59AM0.37m | ||||||||||||||||||
 | |  |  | | |  |  | | | | | | | | | | | | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:46 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 17 | 17 | 17 | 16 | 16 | 16 | 17 | 21 | 25 | 24 | 22 | 20 |
8 | 9 | 9 | 10 | 11 | 12 | 11 | 12 | 13 | 14 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 15 | 19 | 24 | 22 | 21 | 19 | |
Swell 1 Height (m) Direction Period (s) | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 |
 kJ | 526 | 1280 | 1127 | 1092 | 913 | 800 | 699 | 606 | 524 | 462 | 399 | 377 | 322 | 388 | 459 | 450 | 2457 | 2939 | 2991 | 2615 | 2231 | 1803 | 1597 | 1277 |
Swell 2 Height (m) Direction Period (s) | NW 10 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | W 15 | WNW 15 | WNW 14 | NW 17 | WNW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 63 | 13 | 13 | 12 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 17 | 21 | 41 | 70 | 525 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | SW 18 | S 18 | — | — | — | — | — | — | W 16 | W 16 | W 16 | SW 16 | SW 16 | SW 16 | WNW 14 | SW 15 | SW 15 | — | — | — | — | — | — | — |
| kJ | 13 | 6 | — | — | — | — | — | — | 5 | 5 | 5 | 10 | 10 | 10 | 36 | 9 | 9 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 7 | NNW 8 | NNW 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | N 3 | — | — | — | — | — | — | — |
| kJ | 193 | 178 | 230 | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 35 | 35 | 37 | 133 | 224 | 401 | 401 | 35 | 15 | 35 | 0 | 4 | 35 | 226 | 35 | 15 | 15 | 4 | 0 | 0 | 11 | 35 | 35 | 0 |
Best forecast wave conditions in Ericeira | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Sao Lourenço surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest