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Backdoor surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 5 pm Tuesday 02 Dec 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
16.4° C
(Which is slightly cooler than normal)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 12AM is: 5.5m 14s primary swell from a Northwest direction (forecast issued at 05:00pm December 02). The wind direction is predicted to be cross-onshore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Dec) | 16ft (5.0m) | 16s |
| Afternoon (03 Dec) | 15ft (4.5m) | 15s |
| Evening (03 Dec) | 15ft (4.5m) | 15s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 02 | Wednesday 03 | Thursday 04 | Friday 05 | |||||||||||||||||||||
| 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 | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 14 | 15 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 6641 | 7726 | 10884 | 11939 | 12594 | 12907 | 11876 | 11072 | 9867 | 8874 | 8101 | 6644 | 5505 | 5160 | 5072 | 4142 | 3739 | 3701 | 3718 | 4336 | 5487 | 7567 | 8892 | 7629 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | on | cross- on | on | on | on | on | cross- on |
High Tide / height (m) | 12:04PM 2.76 | 12:36AM 2.82 | 12:58PM 2.89 | 1:24AM 2.99 | 1:49PM 2.96 | 2:12AM 3.10 | ||||||||||||||||||
Low Tide / height (m) | 6:19PM 0.23 | 6:45AM 0.23 | 7:09PM 0.13 | 7:36AM 0.07 | 7:56PM 0.08 | 8:26AM -0.03 | ||||||||||||||||||
Tuesday 02 | Wednesday 03 | Thursday 04 | Friday 05 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:37 | - | - | - | - | - | - | - | 7:39 | - | - | - | - | - | - | - | 7:39 | - |
| Sunset | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - |
 |  | |  |  |  |  | | | |  | | | |  | | | | | | | |  | | |
Rain (mm) | - | 1 | 5 | 1 | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | 1 | 2 | 1 | 1 | - |
| Temp. °C | 15 | 15 | 13 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 |
| Feels °C (?) | 9 | 7 | 3 | 4 | 5 | 7 | 8 | 9 | 10 | 9 | 11 | 10 | 10 | 11 | 11 | 11 | 13 | 14 | 14 | 13 | 12 | 12 | 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)
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