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Surf Forecasts:
Backdoor surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 11 pm Saturday 08 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
18.2° C
(Which is normal for this time of year)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 1AM is: 3.5m 16s primary swell from a West-northwest direction (forecast issued at 11:00pm November 08). The wind direction is predicted to be cross-offshore and the swell rating is 7.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Nov) | 10ft (3.0m) | 15s |
| Afternoon (09 Nov) | 8ft (2.5m) | 14s |
| Evening (09 Nov) | 11ft (3.5m) | 16s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 09 | Monday 10 | Tuesday 11 | ||||||||||||||||||||||
| 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) (?) | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8030 | 7073 | 5960 | 4575 | 3753 | 3484 | 3071 | 3595 | 6185 | 6751 | 6999 | 7088 | 6514 | 6037 | 5380 | 5037 | 4644 | 4581 | 4275 | 3875 | 3452 | 3186 | 3159 | 4098 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | off | glass | on | glass | cross- on | cross | cross | cross | glass | on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 4:46AM 2.94 | 5:22PM 2.57 | 5:42AM 2.75 | 6:24PM 2.34 | 6:46AM 2.56 | |||||||||||||||||||
Low Tide / height (m) | 10:28PM 0.28 | 11:06AM 0.22 | 11:19PM 0.51 | 12:07PM 0.44 | 12:19AM 0.72 | 1:19PM 0.63 | ||||||||||||||||||
Sunday 09 | Monday 10 | Tuesday 11 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:15 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:29 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:27 | - |
 | |  |  |  | | | | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 15 | 14 | 14 | 15 | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 18 |
| Feels °C (?) | 14 | 14 | 13 | 13 | 14 | 17 | 16 | 17 | 15 | 14 | 15 | 16 | 17 | 18 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 15 | 14 | 13 |
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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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