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Surf Forecasts:
Backdoor surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 11 pm Saturday 15 Nov 2025 WETForecast 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
18.0° C
(Which is normal for this time of year)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 6AM is: 2.5m 10s primary swell from a West direction and 1.3m 12s secondary swell from a North-northwest direction (forecast issued at 11:00pm November 15). The wind direction is predicted to be onshore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Nov) | 8ft (2.5m) | 9s |
| Afternoon (16 Nov) | 7ft (2.2m) | 10s |
| Evening (16 Nov) | 10ft (3.0m) | 10s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 16 | Monday 17 | Tuesday 18 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1587 | 1470 | 1655 | 1212 | 1185 | 1210 | 981 | 1120 | 1814 | 1738 | 2111 | 2089 | 1479 | 1020 | 846 | 818 | 731 | 690 | 637 | 549 | 537 | 432 | 314 | 263 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | on | on | on | on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross | cross- on | cross |
High Tide / height (m) | 11:57PM 2.38 | 12:09PM 2.52 | 12:36AM 2.51 | 12:48PM 2.57 | 1:09AM 2.61 | 1:24PM 2.61 | ||||||||||||||||||
Low Tide / height (m) | 6:01AM 0.68 | 6:24PM 0.51 | 6:40AM 0.57 | 6:57PM 0.45 | 7:16AM 0.48 | |||||||||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:20 | - | - | - | - | - | - | - | 7:20 | - | - | - | - | - | - | - | 7:22 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - |
 | | | |  |  | | | | | | | | |  |  | | | | | | | |  | |
Rain (mm) | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 15 |
| Feels °C (?) | 13 | 13 | 12 | 11 | 13 | 12 | 11 | 10 | 12 | 11 | 10 | 10 | 12 | 13 | 13 | 12 | 12 | 13 | 11 | 13 | 14 | 14 | 12 | 11 |
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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 Backdoor 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.
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