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Surf Forecasts:
Backdoor surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 12 am Wednesday 08 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
15.4° C
(Which is normal for this time of year)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 7AM is: 4.5m 14s primary swell from a West-northwest direction (forecast issued at 12:00am April 08). An open ocean swell of 0.3m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Apr) | 15ft (4.5m) | 14s |
| Afternoon (08 Apr) | 13ft (4.0m) | 14s |
| Evening (08 Apr) | 11ft (3.5m) | 14s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 08 | Thursday 09 | Friday 10 | ||||||||||||||||||||||
| 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 | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 14 | 14 | 14 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 11904 | 10690 | 9643 | 8572 | 7823 | 7034 | 6168 | 5212 | 4416 | 3369 | 2653 | 2063 | 1697 | 1569 | 1065 | 1200 | 1094 | 1213 | 1576 | 1429 | 1271 | 1704 | 2185 | 3544 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross- off | cross- off | cross- off | off | glass | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross | cross | cross | off | cross- off | cross- off | cross- off | cross- on | on | on | on |
High Tide / height (m) | 7:00AM 2.12 | 7:20PM 2.20 | 7:54AM 1.94 | 8:26PM 2.06 | 9:19AM 1.83 | |||||||||||||||||||
Low Tide / height (m) | 12:49AM 0.79 | 12:57PM 0.92 | 1:40AM 0.98 | 1:51PM 1.08 | 2:57AM 1.10 | 3:16PM 1.17 | ||||||||||||||||||
Wednesday 08 | Thursday 09 | Friday 10 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:09 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:08 |
 | | |  |  |  | |  |  | | |  | |  | | | | | | | | | | | |
Rain (mm) | 2 | 1 | 1 | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 10 | 9 | 11 | 15 | 16 | 15 | 15 | 13 | 11 | 11 | 12 | 15 | 17 | 17 | 17 | 16 | 14 | 14 | 14 | 15 | 15 | 15 |
| Feels °C (?) | 7 | 8 | 5 | 3 | 6 | 11 | 14 | 12 | 12 | 9 | 8 | 8 | 9 | 11 | 13 | 15 | 17 | 15 | 12 | 13 | 13 | 14 | 13 | 14 |
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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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