Llangennith surfForecast / Wales – Gower / UK

information circle12 Day Weather and Surf, issued 11 am Monday 12 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Llangennith surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llangennith sea temperature is
8.1° C
(Which is 1.6°C colder than average for this time of year)


Best Forecast Surf Conditions for Llangennith this week:

The surf forecast for Llangennith over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jan 15) at 12PM. The primary swell is predicted to be 0.9m and 19s period with a secondary swell of 1.8m and 10s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Llangennith in the next 12 days are 2.5m 15s and forecast to arrive on Friday (Jan 16) at 9PM. Winds are predicted to be cross-offshore 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 (Jan 19) at 12PM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+)12PM (Thu 15th Jan)6ft (1.8m) 10s
Best Surf12PM (Thu 15th Jan)6ft (1.8m) 10s
Most Powerful 9PM (Fri 16th Jan)8ft (2.5m) 15s

Table - best surf conditions forecast for Llangennith over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 8mm), mostly falling on Wed night. Very mild (max 10°C on Mon morning, min 6°C on Tue afternoon). Winds decreasing (fresh winds from the SSW on Mon morning, light winds from the W by Tue night).

Days 3-6 Weather Summary Light rain (total 8mm), mostly falling on Fri afternoon. Mild temperatures (max 8°C on Thu morning, min 5°C on Sat night). Wind will be generally light.

Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunday
18
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
2
1
0
0
2
4
2
2
2
4
4
3
2
1
1
1
Swell
Height Map
Wave Height (m) & direction (?)
3.5
SW
3
SW
2.4
WSW
2.3
WSW
2.1
WSW
1.3
W
1.3
WSW
1.1
WSW
2.3
SW
2.1
WSW
1.2
WSW
1.8
WSW
1.7
WSW
1.7
WSW
2.4
WSW
1.8
WSW
1.5
WSW
1.1
WSW
0.9
WSW
0.8
WSW
0.6
WSW
Period(s) (?)1212111111111013791816161515141312111010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)317826381439130710343963204215507398701672149812902542120874530616712577
Wind
(km/h)
35
SSW
35
SW
25
SSW
20
W
20
NW
15
WNW
10
SW
25
S
30
S
15
SSW
5
E
15
WNW
25
S
25
S
15
SE
20
E
15
E
10
NE
5
N
5
S
15
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
oncross-
on
cross-
on
cross-
on
crosscrosscrossoffcross-
on
crosscrosscross-
off
offoffcross-
off
glassglasscross-
off
High Tide
/ height (m)
12:45PM
5.97
1:22AM
5.80
1:57PM
5.79
2:36AM
5.81
3:10PM
5.87
3:43AM
6.06
4:11PM
6.16
4:36AM
6.44
4:59PM
6.55
5:20AM
6.89
5:41PM
6.95
5:59AM
7.33
6:18PM
7.32
Low Tide
/ height (m)
7:04PM
2.69
7:38AM
2.81
8:15PM
2.78
8:52AM
2.76
9:24PM
2.64
9:57AM
2.50
10:22PM
2.33
10:50AM
2.13
11:09PM
1.95
11:33AM
1.73
11:49PM
1.55
12:12PM
1.35
12:26AM
1.20
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunday
18
Sunrise8:18--8:18--8:17--8:15--8:15--8:15--8:14--
Sunset-4:30--4:32--4:34--4:36--4:37--4:38--4:40-
light rain
rain showers
part cloud
rain showers
part cloud
clear
cloud
cloud
light rain
light rain
light rain
part cloud
rain showers
light rain
rain showers
cloud
cloud
part cloud
cloud
cloud
light rain
Rain (mm)
21-1----412-131-----1
Temp. °C101010976778887887787667
Feels °C (?)334411301464323344444
  • 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 Llangennith Surf forecast

The above surf forecast table for Llangennith provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Llangennith can be found by selecting the local surf guide option on the grey menu. Our Llangennith 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 (Llangennith) 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 Llangennith 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.

Llangennith is 24 km (15 miles) from Swansea. If you plan a holiday in Wales - Gower, look for hotels and other accommodation in Swansea. Swansea has rooms for a wide range of budgets as well as car hire and transport links.

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