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Surf Forecasts:
Backdoor surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 6 pm Sunday 24 May 2026 WESTForecast update in hr min s Forecast update imminent
Backdoor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Backdoor sea temperature is
16.6° C
(Which is slightly cooler than normal)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 11PM is: 1.0m 9s primary swell from a West-northwest direction and 0.1m 8s secondary swell from a North direction (forecast issued at 06:00pm May 24). The wind direction is predicted to be glassy.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | - | - |
| Afternoon (24 May) | 4ft (1.2m) | 9s |
| Evening (24 May) | 3.5ft (1.0m) | 9s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 27°C on Tue morning, min 15°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 24 | Monday 25 | Tuesday 26 | Wed 27 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WNW 9 | NW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | NW 15 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | |
231 | 194 | 172 | 172 | 168 | 127 | 186 | 350 | 777 | 880 | 905 | 891 | 864 | 811 | 798 | 646 | 635 | 635 | 625 | 497 | 455 | 347 | 341 | 263 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-off | cross-off | off | off | cross-off | glassy | cross-on | cross | cross-off | glassy | glassy | cross-off | glassy | on | |
High Tide | 10:44PM2.45m | 11:30AM2.25m | 11:46PM2.45m | 12:24PM2.34m | 00:40AM2.46m | |||||||||||||||||||
Low Tide | 4:24PM0.83m | 5:16AM0.64m | 5:33PM0.80m | 6:11AM0.61m | 6:30PM0.72m | 6:57AM0.57m | ||||||||||||||||||
 |  |  | | |  | | | | |  | | | | | | | |  | | | | | | |
 | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — |
 | — | 8:50 | — | — | — | — | — | — | — | 8:51 | — | — | — | — | — | — | — | 8:52 | — | — | — | — | — | 8:52 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 17 | 16 | 15 | 16 | 16 | 18 | 20 | 21 | 19 | 17 | 19 | 20 | 21 | 23 | 27 | 26 | 24 | 25 | 25 | 24 | 24 | 25 | 26 |
17 | 17 | 17 | 16 | 17 | 16 | 18 | 19 | 20 | 18 | 16 | 18 | 18 | 19 | 21 | 26 | 24 | 23 | 23 | 24 | 23 | 22 | 24 | 24 | |
Swell 1 Height (m) Direction Period (s) | WNW 9 | NW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 |
 kJ | 231 | 194 | 172 | 172 | 168 | 127 | 130 | 350 | 777 | 880 | 905 | 891 | 864 | 811 | 798 | 646 | 635 | 635 | 625 | 497 | 455 | 347 | 341 | 263 |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 12 | N 8 | SW 12 | WNW 17 | NW 16 | NW 15 | WNW 10 | N 5 | S 12 | S 12 | N 6 | N 5 | S 12 | SW 18 | SW 18 | SW 18 | S 12 | S 6 | S 6 | S 5 | SSW 5 | SSW 5 | SSW 4 |
| kJ | 7 | 6 | 1 | 6 | 27 | 65 | 186 | 148 | 5 | 3 | 3 | 2 | 2 | 3 | 12 | 12 | 12 | 11 | 3 | 6 | 8 | 8 | 7 | 4 |
Swell 3 Height (m) Direction Period (s) | N 8 | N 8 | SW 12 | N 8 | SW 12 | NNW 6 | NNW 6 | N 6 | SW 12 | SW 19 | SW 19 | S 12 | S 12 | SW 19 | S 12 | S 12 | S 12 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SSW 16 | SSW 16 |
| kJ | 1 | 1 | 6 | 1 | 6 | 7 | 7 | 6 | 6 | 15 | 15 | 3 | 3 | 14 | 3 | 3 | 3 | 12 | 12 | 12 | 10 | 10 | 25 | 25 |
Wind waves Height (m) Direction Period (s) | NW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 25 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 25 | 25 | 0 | 0 | 0 | 0 | 0 | 49 | 25 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 10 | 0 | 0 | 0 | 0 | 0 | 26 |
Best forecast wave conditions in Ericeira | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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