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Surf Forecasts:
Backdoor surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 6 am Wednesday 22 Apr 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
15.5° C
(Which is normal for this time of year)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 2PM is: 1.9m 12s primary swell from a Northwest direction and 1.0m 14s secondary swell from a Northwest direction (forecast issued at 06:00am April 22). The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Apr) | 7.5ft (2.3m) | 12s |
| Afternoon (22 Apr) | 7ft (2.1m) | 14s |
| Evening (22 Apr) | 4.5ft (1.4m) | 13s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Fri morning, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 22 | Thursday 23 | Friday 24 | Sat 25 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WNW 12 | NW 12 | NW 12 | NW 12 | NW 14 | NW 13 | NW 13 | W 10 | W 10 | W 10 | W 10 | W 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | |
1783 | 1739 | 1369 | 1012 | 1688 | 892 | 653 | 473 | 472 | 544 | 635 | 1186 | 1427 | 1235 | 1009 | 881 | 865 | 766 | 753 | 676 | 663 | 586 | 520 | 509 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross-on | cross-on | on | on | cross-off | glassy | glassy | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | |
High Tide | 7:01AM2.48m | 7:25PM2.61m | 8:11AM2.25m | 8:38PM2.45m | 9:35AM2.12m | 10:03PM2.39m | ||||||||||||||||||
Low Tide | 1:01PM0.61m | 1:50AM0.56m | 2:08PM0.81m | 3:14AM0.70m | 3:34PM0.92m | |||||||||||||||||||
 |  | | | | | | | | | |  |  | |  | | | | | | | | | | |
 | 6:52 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | 6:48 |
 | — | — | — | — | — | 8:21 | — | — | — | — | — | — | — | 8:21 | — | — | — | — | — | — | — | 8:22 | — | 8:22 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 14 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 15 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 17 | 16 | 16 | 15 | 14 |
10 | 11 | 12 | 12 | 11 | 12 | 11 | 13 | 13 | 12 | 14 | 14 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 15 | 12 | 13 | 12 | 11 | |
Swell 1 Height (m) Direction Period (s) | WNW 12 | NW 12 | NW 12 | NW 12 | NW 14 | NW 13 | W 9 | W 10 | W 10 | W 10 | W 10 | W 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 |
 kJ | 1783 | 1739 | 1369 | 1012 | 1688 | 892 | 392 | 464 | 472 | 544 | 635 | 1186 | 1427 | 1235 | 1009 | 881 | 865 | 766 | 753 | 676 | 663 | 586 | 520 | 509 |
Swell 2 Height (m) Direction Period (s) | SW 6 | SSW 6 | NW 15 | NW 14 | SSW 6 | W 8 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | S 13 | — | — | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 |
| kJ | 38 | 34 | 284 | 398 | 20 | 156 | 653 | 473 | 405 | 272 | 197 | 137 | 3 | — | — | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | NW 17 | SW 14 | SSW 6 | SSW 6 | N 8 | SSW 6 | SSW 6 | SSW 6 | SW 13 | SW 13 | SW 13 | SW 13 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 97 | 8 | 25 | 21 | 1 | 13 | 13 | 6 | 7 | 7 | 7 | 7 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 3 | — | NNW 3 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | 4 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 49 | 49 | 1 | 22 | 214 | 29 | 25 | 0 | 0 | 0 | 25 | 25 | 214 | 25 | 25 | 25 | 25 | 21 | 25 | 26 | 28 | 25 | 25 | 25 |
Best forecast wave conditions in Ericeira | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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