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Surf Forecasts:
Backdoor surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 12 pm Monday 13 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 4PM is: 3.0m 13s primary swell from a Northwest direction (forecast issued at 12:00pm April 13). An open ocean swell of 0.1m 18s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Apr) | 11ft (3.5m) | 14s |
| Afternoon (13 Apr) | 10ft (3.0m) | 13s |
| Evening (13 Apr) | 8ft (2.5m) | 13s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||||||||||
| 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 | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 13 | 13 | 13 | 13 | 12 | 12 | 16 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4458 | 3581 | 3174 | 2719 | 2213 | 1749 | 1591 | 1451 | 1313 | 1269 | 1167 | 1068 | 1121 | 1130 | 949 | 1699 | 1775 | 1909 | 2049 | 1766 | 1835 | 4919 | 6265 | 6325 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | on | on | on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- off |
High Tide / height (m) | 12:55PM 2.26 | 1:05AM 2.55 | 1:35PM 2.50 | 1:46AM 2.78 | 2:13PM 2.73 | 2:25AM 2.97 | ||||||||||||||||||
Low Tide / height (m) | 6:53PM 0.73 | 7:25AM 0.45 | 7:35PM 0.50 | 8:02AM 0.23 | 8:14PM 0.29 | |||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 8:12 | - | - | - | - | - | - | - | 8:13 | - | - | - | - | - | - | - | 8:14 | - | - | - | - |
 |  | | |  | |  | |  | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 14 | 14 | 13 | 13 | 14 | 14 | 15 | 16 | 17 | 17 | 16 | 15 | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 |
| Feels °C (?) | 8 | 9 | 9 | 9 | 10 | 12 | 12 | 14 | 15 | 15 | 14 | 13 | 13 | 12 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 |
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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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