Aberystwyth harbour trap Surf Break

Lat Long: 52.46° N 4.07° W

Aberystwyth harbour trap 48 hour detailed Surf Forecast

Issued: 12 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Aberystwyth harbour trap sea temperature is
19.3° C
3.3° 

Aberystwyth harbour trap surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Aberystwyth harbour trap today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 2ft (0.6m), 4s period with NW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 2ft (0.6m), 5s period with NW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.5m), 4s period with NW swell.

The current surf forecast for Aberystwyth harbour trap at 4AM is: 0.6m 4s primary swell from a North-northwest direction and 0.2m 6s secondary swell from a West-southwest direction, 0.1m 14s secondary swell from a West direction (forecast issued at 12:00am August 21). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (21 Aug)2ft (0.6m)4s
Afternoon (21 Aug)2ft (0.6m)5s
Evening (21 Aug)1.5ft (0.5m)4s

Table - waves today at Aberystwyth harbour trap. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 5mm), mostly falling on Fri afternoon. Very mild (max 17°C on Sun morning, min 11°C on Thu night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.6
NNW
4
0.6
NNW
4
0.6
NNW
4
0.6
NW
5
0.6
NW
5
0.6
NW
5
0.5
NW
4
0.5
NW
4
0.1
W
13
0.1
W
13
0.1
W
16
0.1
W
15
0.4
NW
4
0.1
W
15
0.6
NNW
4
0.6
NNW
4
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
14
0.1
W
14
0.1
W
14
0.1
W
14
0.1
SW
13
Wave Graph
Metric surfscale
Energy kJ
13
12
13
17
13
13
10
9
3
3
5
5
5
5
9
10
4
4
4
4
4
4
4
6
Wind (km/h)
15
N
10
N
10
N
10
NNW
15
NW
10
NW
0
W
10
NE
10
E
5
ENE
5
NE
5
NNW
15
NW
20
NW
15
NNW
10
NNE
5
NE
5
ENE
5
E
0
N
10
NW
15
NW
10
NNW
5
ENE
Wind State
cross-on
cross-on
cross
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
cross-off
High Tide
2:30AM3.50m
3:11PM3.38m
4:01AM3.29m
4:46PM3.36m
5:33AM3.33m
6:01PM3.56m
Low Tide
8:47AM1.96m
9:28PM2.02m
10:11AM2.12m
11:21PM2.03m
11:58AM2.06m
clear
clear
part cloud
part cloud
rain showers
light rain
light rain
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:09
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:30
8:27
8:24
 mm
1
2
1
1
Temp °C
13
12
11
14
15
16
16
14
12
11
11
13
15
15
15
14
12
11
11
14
17
17
17
15
Feels °C
10
10
9
13
13
14
16
12
10
9
10
12
12
11
12
12
11
9
9
13
15
15
16
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 

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