Aberystwyth harbour trap surf break

Aberystwyth harbour trap surfForecast / Wales – Mid / UK

information circle12 Day Weather and Surf, issued 11 pm Tuesday 16 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
10.1° C
(Which is normal for this time of year)


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 Thursday (Dec 18) at 12PM. The primary swell is predicted to be 0.6m and 20s period with a secondary swell of 0.8m and 9s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Aberystwyth harbour trap in the next 12 days are 1.5m 19s and forecast to arrive on Thursday (Dec 18) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Saturday (Dec 20) at 6PM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+)12PM (Thu 18th Dec)2ft (0.6m) 20s
Best Surf12PM (Thu 18th Dec)2ft (0.6m) 20s
Most Powerful 6PM (Thu 18th Dec)5ft (1.5m) 19s

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 42mm), heaviest during Wed night. Very mild (max 11°C on Wed afternoon, min 5°C on Tue night). Winds decreasing (strong winds from the S on Wed morning, light winds from the S by Thu afternoon).

Days 3-6 Weather Summary Moderate rain (total 17mm), heaviest on Mon afternoon. Mild temperatures (max 9°C on Fri night, min 5°C on Sun night). Winds decreasing (strong winds from the SSE on Sat morning, calm by Mon afternoon).

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tue
23
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
0
0
0
0
1
2
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.3
WSW
1.7
SW
1.9
SW
1.3
WSW
0.6
W
0.6
W
1.9
WSW
2.3
WSW
1.8
WSW
1.1
WSW
1.1
WSW
1.2
WSW
0.7
WSW
0.7
WSW
0.6
W
0.3
WSW
0.4
WSW
0.4
WSW
0.3
WSW
0.2
WSW
0.1
SW
Period(s) (?)14891020197988911111517151099109
Wave
Graph
(?)Metric surfscale
Energy kJ (?)413466063202872673698324391381993221052402074537341693
Wind
(km/h)
15
SSE
40
S
40
S
25
SSW
20
SSE
10
S
35
SW
35
SW
35
SW
20
SSE
35
SSE
40
SSE
35
SE
30
ESE
20
SSE
15
E
10
NE
0
SE
10
S
10
ESE
10
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
crosscross-
off
cross-
off
cross-
on
cross-
on
cross-
on
cross-
off
cross-
off
cross-
off
offoffcross-
off
offcross-
off
glasscross-
off
offcross-
off
High Tide
/ height (m)
6:08AM
4.15
6:25PM
4.27
6:45AM
4.35
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
Low Tide
/ height (m)
12:33AM
1.53
12:53PM
1.54
1:14AM
1.44
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
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tue
23
Sunrise-8:21--8:22--8:22--8:22--8:23--8:23--8:25-
Sunset--4:01--4:01--4:02--4:02--4:04--4:04--4:05
part cloud
light rain
mod rain
heavy rain
light rain
mod rain
rain showers
rain showers
rain showers
part cloud
part cloud
light rain
light rain
light rain
part cloud
part cloud
light rain
light rain
cloud
cloud
light rain
Rain (mm)
-571148421--151--55--2
Temp. °C891111109999999998667777
Feels °C (?)114766101210123236344
  • Map Icons:
  • Break
  • 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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