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Surf Forecasts:
Backdoor surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 11 am Tuesday 24 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
14.7° C
(Which is slightly cooler than normal)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 5PM is: 1.5m 11s primary swell from a Northwest direction and 0.6m 15s secondary swell from a North-northwest direction (forecast issued at 11:00am March 24). The wind direction is predicted to be cross-onshore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Mar) | 4.5ft (1.4m) | 12s |
| Afternoon (24 Mar) | 4.5ft (1.4m) | 11s |
| Evening (24 Mar) | 5ft (1.5m) | 11s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 15 | 15 | 14 | 13 | 13 | 9 | 10 | 11 | 11 | 11 | 11 | 12 | 12 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 570 | 515 | 497 | 604 | 536 | 439 | 329 | 539 | 1171 | 757 | 1139 | 1021 | 828 | 969 | 2023 | 2394 | 2325 | 2005 | 1925 | 2064 | 2029 | 1626 | 1409 | 1237 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | glass | on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross- off | off | off |
High Tide / height (m) | 6:04AM 2.55 | 6:29PM 2.54 | 7:09AM 2.28 | 7:41PM 2.35 | 8:38AM 2.09 | 9:15PM 2.28 | ||||||||||||||||||
Low Tide / height (m) | 12:08PM 0.57 | 12:47AM 0.61 | 1:11PM 0.82 | 2:11AM 0.79 | 2:42PM 0.98 | 3:58AM 0.81 | ||||||||||||||||||
Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||||||
| Sunrise | 6:35 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:53 | - | - | - | - |
 | | | |  | | |  |  | | | | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 17 | 17 | 15 | 15 | 16 | 16 | 15 | 14 | 16 | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 16 | 18 | 15 | 14 | 15 | 13 | 11 |
| Feels °C (?) | 12 | 16 | 14 | 13 | 12 | 13 | 13 | 11 | 11 | 13 | 12 | 10 | 9 | 9 | 10 | 11 | 9 | 12 | 13 | 10 | 10 | 11 | 8 | 5 |
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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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