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Surf Forecasts:
Backdoor surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 11 pm Friday 27 Mar 2026 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
15.2° C
(Which is normal for this time of year)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 3AM is: 1.2m 21s primary swell from a Northwest direction and 2.2m 11s secondary swell from a North-northwest direction (forecast issued at 11:00pm March 27). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Mar) | 6ft (1.8m) | 18s |
| Afternoon (28 Mar) | 6ft (1.8m) | 16s |
| Evening (28 Mar) | 6ft (1.8m) | 15s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 28 | Sunday 29 | Monday 30 | ||||||||||||||||||||||
| 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) (?) | 11 | 11 | 21 | 19 | 18 | 17 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 11 | 12 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1045 | 991 | 1218 | 1581 | 1988 | 1753 | 1571 | 1540 | 1581 | 1382 | 1382 | 1528 | 1172 | 1450 | 1580 | 3040 | 1236 | 1182 | 2081 | 1835 | 1542 | 1297 | 978 | 943 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross | cross | cross- off | cross- off | off | off | off | cross- off | cross | cross |
High Tide / height (m) | 10:46PM 2.38 | 11:36AM 2.25 | 11:53PM 2.57 | 12:31PM 2.44 | 12:44AM 2.76 | 1:14PM 2.61 | ||||||||||||||||||
Low Tide / height (m) | 5:23AM 0.66 | 5:39PM 0.77 | 6:21AM 0.46 | 6:32PM 0.56 | 7:06AM 0.29 | |||||||||||||||||||
Saturday 28 | Sunday 29 | Monday 30 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:26 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:55 | - | - | - | - | - | - | - | 6:57 | - | - | - | - | - | - | - | 6:58 |
 | | | |  | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 13 | 13 | 13 | 13 | 17 | 18 | 16 | 16 | 16 | 15 | 13 | 12 | 13 | 14 | 13 | 14 | 14 | 13 | 11 | 11 | 14 | 16 | 15 |
| Feels °C (?) | 7 | 10 | 10 | 10 | 9 | 13 | 13 | 11 | 11 | 11 | 11 | 7 | 8 | 9 | 7 | 7 | 9 | 10 | 9 | 5 | 5 | 9 | 11 | 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
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