Aberystwyth harbour trap surf break

Aberystwyth harbour trap surfForecast / Wales – Mid / UK

information circle12 Day Weather and Surf, issued 11 am Thursday 18 Dec 2025 GMT
Forecast update in hr  min  s Forecast update imminent
Aberystwyth harbour trap surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aberystwyth harbour trap sea temperature is
9.8° C
(Which is slightly cooler than normal)


Best Forecast Surf Conditions for Aberystwyth harbour trap this week:

The surf forecast for Aberystwyth harbour trap over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Dec 21) at 12AM. The primary swell is predicted to be 0.9m and 11s period with a secondary swell of 0.3m and 16s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Aberystwyth harbour trap in the next 12 days are 1.5m 18s and forecast to arrive on Friday (Dec 19) at 12AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 4s period and expected on Monday (Dec 22) at 6AM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+)12AM (Sun 21st Dec)3ft (0.9m) 11s
Best Surf12AM (Sun 21st Dec)3ft (0.9m) 11s
Most Powerful12AM (Fri 19th Dec)5ft (1.5m) 18s

Table - best surf conditions forecast for Aberystwyth harbour trap over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Heavy rain (total 23mm), heaviest during Sat night. Very mild (max 10°C on Thu morning, min 7°C on Sat night). Mainly strong winds.

Days 3-6 Weather Summary Light rain (total 5mm), mostly falling on Sun afternoon. Mild temperatures (max 9°C on Sun afternoon, min 4°C on Tue morning). Winds decreasing (strong winds from the SE on Sun night, light winds from the ESE by Mon afternoon).

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
1
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.6
W
0.6
W
1.5
WSW
2.1
WSW
1.6
WSW
1.2
WSW
1.3
WSW
1.4
WSW
0.9
WSW
0.8
WSW
0.4
WSW
0.4
WSW
0.5
WSW
0.6
SW
0.6
SW
0.4
WSW
0.3
WSW
0.2
WSW
0.3
WSW
0.2
WSW
0.2
WSW
Period(s) (?)201918878911111616108887713999
Wave
Graph
(?)Metric surfscale
Energy kJ (?)284267128860324717224943317028481314153572010171788
Wind
(km/h)
20
S
15
SSW
30
WSW
35
WSW
30
SW
30
S
35
SSE
40
SSE
5
SSW
20
E
30
ESE
45
SE
30
SE
15
SSE
15
ESE
20
E
20
E
15
NNE
30
ENE
35
ENE
35
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
crosscross-
on
cross-
on
cross-
on
cross-
off
cross-
off
cross-
off
glasscross-
off
offoffcross-
off
cross-
off
offcross-
off
cross-
off
crosscross-
off
cross-
off
cross-
off
High Tide
/ height (m)
7:01PM
4.36
7:18AM
4.51
7:35PM
4.43
7:50AM
4.64
8:07PM
4.46
8:22AM
4.71
8:40PM
4.46
8:55AM
4.74
9:13PM
4.43
9:30AM
4.72
9:50PM
4.36
10:08AM
4.65
10:30PM
4.26
Low Tide
/ height (m)
1:37PM
1.39
1:53AM
1.36
2:18PM
1.26
2:31AM
1.28
2:57PM
1.15
3:08AM
1.23
3:35PM
1.09
3:44AM
1.20
4:12PM
1.07
4:20AM
1.22
4:48PM
1.10
4:55AM
1.27
5:25PM
1.17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Sunrise8:22--8:22--8:22--8:23--8:23--8:25--8:25--
Sunset-4:01--4:02--4:02--4:04--4:04--4:05--4:05-
light rain
light rain
rain showers
rain showers
rain showers
part cloud
cloud
cloud
heavy rain
light rain
rain showers
part cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
clear
clear
Rain (mm)
13332---1114----------
Temp. °C10109999998898886667755
Feels °C (?)6531220133303420010-4-4
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Aberystwyth harbour trap Surf forecast

The above surf forecast table for Aberystwyth harbour trap provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Aberystwyth harbour trap can be found by selecting the local surf guide option on the grey menu. Our Aberystwyth harbour trap surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Aberystwyth harbour trap) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Aberystwyth harbour trap may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Mid Wales? If you are looking for accommodation near Aberystwyth harbour trap, camping, hotels and holiday cottages in Mid Wales, consider staying in Aberystwyth which is 5 km (3 miles) away. Other places in and around Mid Wales where you can find information about places to rent, and car hire include Trawscoed which is 15 km (9 miles) away, Aberporth, Porthmadog and Builth Wells.

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