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Surf Forecasts:

Backdoor surfForecast / Ericeira / Portugal

information circle48hr Weather and Surf, issued 11 pm Sunday 18 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
14.5° C
 (Which is slightly cooler than normal)

How big are the waves at Backdoor today?

The current surf forecast for Backdoor at 2AM is: 2.4m 11s primary swell from a Northwest direction (forecast issued at 11:00pm January 18). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (WET) & DateWave HeightWave Period
Morning (19 Jan)7.5ft (2.3m)11s
Afternoon (19 Jan)6.5ft (2.0m)10s
Evening (19 Jan)5.5ft (1.7m)18s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
19
Tuesday
20
Wednesday
21
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)
3
4
4
1
1
1
2
1
2
3
0
4
4
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.5
NW
2.4
NW
2.4
NW
1.7
NNW
2.3
NW
2.1
NW
2
NW
1.1
NW
1.7
NW
2.4
NW
3
NW
3.5
NW
3.5
NW
3
NW
3.5
NW
3.5
NW
4
NW
4
NW
4
WNW
4
WNW
4
WNW
4
WNW
4
WNW
4.5
WNW
Period(s) (?)111111111110102018171616161415151515141414141313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)14541347134766111499548048721944330739786427653742755293596266616987666867716333606160446389
Wind
(km/h)
20
N
15
NNE
10
NNE
25
NNW
25
N
25
NNW
20
NNW
25
N
25
N
20
NNW
20
NW
20
NW
20
W
25
W
30
WSW
25
WSW
25
WSW
30
SW
35
SW
30
SW
30
WSW
30
W
35
W
40
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		crosscrosscrosscrosscrosscrosscrosscross-
on		cross-
on		ononononcross-
on		cross-
on		cross-
on		cross-
on		cross-
on		ononcross-
on
High Tide
/ height (m)
2:55AM
2.83
3:15PM
2.61
3:29AM
2.91
3:48PM
2.65
4:02AM
2.95
4:22PM
2.65
Low Tide
/ height (m)
8:39PM
0.41
9:09AM
0.31
9:13PM
0.33
9:42AM
0.25
9:46PM
0.29
10:16AM
0.22
Monday
19
Tuesday
20
Wednesday
21
Sunrise----7:52-------7:52-------7:52---
Sunset------5:43-------5:44-------5:45-
part cloud
cloud
clear
clear
clear
part cloud
part cloud
clear
cloud
cloud
cloud
cloud
cloud
cloud
rain showers
rain showers
part cloud
cloud
light rain
mod rain
light rain
rain showers
cloud
cloud
Rain (mm)
--------------11--4721--
Temp. °C111010121213131212111112131414141414131415161614
Feels °C (?)667668877668999109979111196
  • 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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