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Surf Forecasts:

Backdoor surfForecast / Ericeira / Portugal

information circle48hr Weather and Surf, issued 11 pm Tuesday 06 Jan 2026 WET
Forecast 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 3AM is: 1.7m 9s primary swell from a North-northwest direction and 0.4m 10s secondary swell from a West-northwest direction (forecast issued at 11:00pm January 06). The wind direction is predicted to be cross-onshore.

Time (WET) & DateWave HeightWave Period
Morning (07 Jan)6.5ft (2.0m)7s
Afternoon (07 Jan)8ft (2.4m)8s
Evening (07 Jan)7ft (2.1m)8s

Table - waves today at Backdoor. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Wednesday
07
Thursday
08
Friday
09
9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM
Rating
(10 max)
0
1
0
0
0
0
0
1
1
2
2
2
2
0
0
0
0
0
0
1
3
0
0
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.3
NNW
2
NNW
1.7
NNW
1.7
NW
2
NNW
2.3
NNW
2.4
NNW
2.2
NNW
2.1
NNW
1.9
NNW
1.8
NNW
1.7
NNW
1.5
NNW
1.4
NNW
1.3
NNW
1.3
NW
0.8
WNW
1.6
WNW
2.2
NW
3
NW
3
NW
3.5
NW
3
NW
3
NW
Period(s) (?)999978888999998811891013131212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)84763145447034261375167561254949744533929323521612828778317023344364528312362
Wind
(km/h)
30
N
20
NNW
25
WNW
35
WNW
35
NNW
35
N
30
N
20
N
20
N
15
N
10
NNW
10
NW
10
W
15
WSW
20
WSW
20
W
20
WSW
25
W
30
W
20
NNW
20
NNW
20
NNW
25
NNW
25
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
on		oncrosscrosscrosscrosscrosscrosscross-
on		cross-
on		onononononononcross-
on		crosscross-
on		cross-
on		cross
High Tide
/ height (m)
5:09AM
3.01
5:38PM
2.56
5:54AM
2.83
6:23PM
2.42
6:39AM
2.61
Low Tide
/ height (m)
10:49PM
0.28
11:29AM
0.22
11:33PM
0.42
12:13PM
0.40
12:17AM
0.59
12:58PM
0.59
Wednesday
07
Thursday
08
Friday
09
Sunrise----7:56-------7:56-------7:56---
Sunset------5:30-------5:31-------5:32-
cloud
cloud
cloud
rain showers
rain showers
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
part cloud
rain showers
clear
part cloud
clear
cloud
Rain (mm)
---11--------------1----
Temp. °C121212131313131212121212121314151415141413131312
Feels °C (?)5666667789101010101011101010119987
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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.

View detailed surf forecast for Backdoor at:
surf-forecast.com

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