Aln Estuary Surf Break

Lat Long: 55.39° N 1.61° W

Aln Estuary 48 hour detailed Surf Forecast

Issued: 6 am 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Aln Estuary sea temperature is
14.5° C
0.4° 

Aln Estuary surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Aln Estuary today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 4.5ft (1.3m), 6s period with NNE swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 5.5ft (1.7m), 7s period with N swell.
  • Evening surf: Evening surf (20 Aug, local time) - 5.5ft (1.7m), 7s period with NNE swell.

The current surf forecast for Aln Estuary at 12PM is: 1.5m 7s primary swell from a North direction (forecast issued at 06:00am August 20). The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (20 Aug)4.5ft (1.3m)6s
Afternoon (20 Aug)5.5ft (1.7m)7s
Evening (20 Aug)5.5ft (1.7m)7s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Thu morning. Very mild (max 17°C on Sat night, min 11°C on Thu night). Winds decreasing (fresh winds from the N on Thu morning, light winds from the W by Fri night).

Thursday
20
Friday
21
Saturday
22
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
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
1
1
0
1
1
0
1
1
2
2
2
2
2
1
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
N
8
1.1
NNE
8
1.4
NNE
6
1.5
N
7
1.8
N
7
1.8
NNE
7
1.7
NNE
8
1.7
NNE
8
2
N
7
2.4
N
8
2.4
NNE
8
2.1
NNE
8
1.8
NNE
8
1.7
NNE
8
1.6
NNE
8
1.6
NNE
8
1.7
NNE
8
1.8
NNE
8
1.7
NNE
9
1.6
NNE
9
1.5
NNE
9
1.4
NNE
9
1.3
NNE
9
Wave Graph
Metric surfscale
Energy kJ
138
143
0
245
293
336
310
373
439
762
730
560
404
361
322
330
385
428
433
396
336
295
257
Wind (km/h)
25
N
25
N
30
N
35
N
35
N
30
N
25
NNW
20
NW
30
NW
30
NNW
35
N
30
N
20
N
15
N
10
NNW
10
WNW
10
WNW
5
W
10
WNW
10
NNE
10
NE
5
SSW
10
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
cross
cross
cross
cross-off
High Tide
8:48AM3.45m
9:17PM3.18m
9:54AM3.16m
10:27PM3.01m
11:18AM3.02m
Low Tide
2:18AM1.24m
2:50PM1.40m
3:12AM1.49m
3:53PM1.68m
4:34AM1.66m
5:30PM1.80m
light rain
rain showers
light rain
clear
clear
clear
clear
part cloud
light rain
light rain
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
clear
clear
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:47
5:48
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:30
8:28
8:24
 mm
1
1
1
1
1
Temp °C
13
13
13
14
14
14
12
11
11
12
13
13
14
14
13
12
11
11
13
16
16
16
17
Feels °C
8
8
7
7
7
8
7
6
5
6
6
6
9
10
11
10
9
9
11
13
13
13
14
  • 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
How to use the Wavefinder 

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 Aln Estuary 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.


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