Backdoor surfForecast / Ericeira / Portugal

information circle48hr Weather and Surf, issued 12 pm Thursday 07 May 2026 WEST
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
16.8° C
(Which is slightly warmer than usual)

How big are the waves at Backdoor today?

The current surf forecast for Backdoor at 6PM is: 0.9m 6s primary swell from a North-northwest direction and 0.4m 9s secondary swell from a North-northwest direction (forecast issued at 12:00pm May 07). The wind direction is predicted to be onshore.

Time (WEST) & DateWave HeightWave Period
Morning (07 May)3.5ft (1.1m)7s
Afternoon (07 May)3ft (0.9m)6s
Evening (07 May)3ft (0.9m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 17mm), heaviest on Fri night. Very mild (max 17°C on Fri afternoon, min 13°C on Thu night). Winds increasing (calm on Thu night, near gales from the SSW by Sat morning).

Thu
7
Friday
8
Saturday
9
Sun
10
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
Rating
(10 max)
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.1
NNW
7
0.9
NNW
7
0.9
NNW
6
0.9
NNW
7
0.9
NNW
9
0.9
NNW
9
0.8
NNW
8
0.8
NNW
8
0.7
NNW
8
0.7
NNW
8
0.6
NNW
8
0.4
WNW
13
1.7
SSW
6
1.6
SW
8
0.5
WNW
12
0.6
WNW
12
0.6
NNW
14
3
SW
9
3
SW
9
3
SW
10
3
SW
10
2.2
SW
9
2.1
SW
9
2.1
SW
8
Wave Graph
Metric surfscale
Energy kJ
105
79
55
62
124
119
88
84
55
52
41
70
199
306
89
117
121
1592
1610
1749
1509
730
683
596
Wind (km/h)
15
NNW
15
NW
20
WNW
15
WNW
10
NW
5
N
10
SSE
10
S
25
SSE
30
S
30
S
30
S
45
SSE
40
SSE
30
SSE
45
SSE
50
SSW
50
SSW
35
SSW
35
SSW
30
SSW
30
SSW
25
SSW
30
SSW
cross-on
cross-on
on
cross-on
cross-on
glassy
cross-off
cross
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
7:04PM2.30m
7:35AM2.02m
8:01PM2.21m
8:41AM1.95m
9:09PM2.17m
Low Tide
12:39PM0.86m
1:24AM0.88m
1:30PM0.97m
2:27AM0.96m
2:36PM1.03m
3:40AM0.94m
clear
clear
part cloud
cloud
cloud
cloud
cloud
rain showers
clear
clear
clear
cloud
light rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
rain showers
rain showers
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:31
6:31
6:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:35
8:36
8:37
8:37
1
1
4
2
2
2
1
1
1
1
1
Temp °C
15
15
15
15
14
14
14
13
15
16
17
17
15
14
15
15
15
16
16
16
15
15
15
14
12
12
11
12
12
13
12
11
10
10
11
12
7
7
10
7
5
7
10
10
10
10
10
8
Swell 1
Height (m)
Direction
Period (s)
1.1
NNW
7
0.9
NNW
7
0.9
NNW
6
0.9
NNW
7
0.9
NNW
9
0.9
NNW
9
0.8
NNW
8
0.8
NNW
8
0.7
NNW
8
0.7
NNW
8
0.6
NNW
8
0.4
NNW
8
0.5
WNW
13
1.6
SW
8
0.5
WNW
12
0.6
WNW
12
0.6
WNW
12
0.7
NNW
13
0.8
NNW
13
0.9
NNW
12
0.9
NNW
12
1.3
W
10
1.5
W
10
2.1
SW
8
Energy kJ
105
79
55
62
124
119
88
84
55
52
39
22
101
306
89
117
115
140
186
217
210
320
450
596
Swell 2
Height (m)
Direction
Period (s)
0.4
NW
10
0.4
NNW
10
0.4
NNW
9
0.5
NW
9
0.1
W
8
0.1
W
16
0.2
WNW
16
0.2
WNW
16
0.3
WNW
15
0.3
WNW
15
0.3
WNW
14
0.4
WNW
13
0.4
NNW
7
0.5
WNW
13
0.3
NNW
14
0.4
NNW
14
0.6
NNW
14
0.6
WNW
12
0.8
WNW
12
0.8
WNW
11
0.7
WNW
11
0.9
NNW
12
0.9
NNW
11
1.3
WNW
9
Energy kJ
25
38
35
41
1
5
25
25
42
42
41
70
21
99
41
71
121
111
158
145
105
206
186
308
Swell 3
Height (m)
Direction
Period (s)
0.2
NNW
8
0.2
NNW
8
0.4
NW
7
0.1
W
8
0.1
SW
14
0.1
W
8
0.1
W
8
0.1
N
12
0.1
N
12
0.1
N
12
0.2
N
11
0.2
N
11
0.2
N
11
0.3
NNW
8
0.3
NNW
7
0.2
NNW
7
0.2
N
10
0.1
NW
7
0.1
NW
7
0.9
WNW
11
0.9
NNW
11
Energy kJ
6
6
14
1
8
1
1
3
3
3
10
9
9
11
11
5
8
2
2
167
183
Wind waves
Height (m)
Direction
Period (s)
0.3
SSW
2
0.6
S
3
0.9
SSW
4
1
SSW
5
1.7
SSW
6
1.6
S
7
2.3
SSW
8
2.1
SSW
8
3
SSW
8
3
SW
9
3
SW
9
3
SW
10
3
SW
10
2.2
SW
9
2.1
SW
9
Energy kJ
1
8
29
51
199
219
622
501
1338
1592
1610
1749
1509
730
683
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
2
2
2
3
3
3
4
3
2
Distance (km)
29
45
516
535
146
0
0
1
51
51
412
49
81
137
137
412
407
407
479
490
467
137
51
49
Best forecast wave conditions in Ericeira
Rating
(10 max)
1
1
1
Best forecast wave conditions in Portugal
Rating
(10 max)
1
1
1
1
1
1
1
1
2
1
1
1
2
3
4
4
4
3
4
4
4
Header Global
Rating
(10 max)
8
5
5
6
7
7
6
8
7
6
5
7
7
5
5
5
6
5
5
5
4
5
4
4
  • 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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