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Surf Forecasts:

Tenby (South Beach) surfForecast / Wales – Pembrokeshire / UK

information circle12 Day Weather and Surf, issued 5 am Thursday 20 Nov 2025 GMT
Forecast update in hr  min  s Forecast update imminent
Tenby (South Beach) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tenby (South Beach) sea temperature is
13.2° C
 (Which is 1.2°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Tenby (South Beach) this week:

The surf forecast for Tenby (South Beach) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Nov 22) at 9AM. The primary swell is predicted to be 1.8m and 7s period with a secondary swell of 0.6m and 13s. Another secondary swell of 0.1m and 13s is also forecast. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Tenby (South Beach) in the next 12 days are 2.5m 8s and forecast to arrive on Sunday (Nov 23) at 12PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 8s period and expected on Monday (Nov 24) at 9AM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Sat 22nd Nov)6ft (1.8m) 7s
Best Surf 9AM (Sat 22nd Nov)6ft (1.8m) 7s
Most Powerful12PM (Sun 23rd Nov)8ft (2.5m) 8s

Table - best surf conditions forecast for Tenby (South Beach) over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Moderate rain (total 15mm), heaviest on Fri night. Very mild (max 12°C on Sat night, min 6°C on Thu morning). Winds increasing (calm on Fri morning, strong winds from the S by Fri night).

Days 3-6 Weather Summary Light rain (total 4mm), mostly falling on Mon morning. Very mild (max 10°C on Sun morning, min 8°C on Sun night). Winds decreasing (strong winds from the WNW on Sun night, calm by Tue night).

Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.3
W
0.4
WSW
0.4
WSW
0.4
WSW
0.4
WSW
0.5
W
1.8
WSW
1.5
W
1.3
WSW
2.5
W
2.5
W
2.5
W
3
W
2.1
W
1.2
W
0.8
W
0.6
W
0.6
WSW
0.6
WSW
0.6
WSW
1.4
SW
Period(s) (?)11121110141377788889999101095
Wave
Graph
(?)Metric surfscale
Energy kJ (?)234642376889308233155718912737069924110864717469106
Wind
(km/h)
25
N
25
NNW
15
N
0
NNE
15
WSW
35
SSW
20
NW
15
W
10
S
35
WNW
45
WNW
45
WNW
45
NW
35
N
30
N
25
N
20
N
5
NW
10
WSW
25
WSW
30
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		glasscross-
off		crossoffcross-
off		cross-
on		cross-
off		cross-
off		cross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		glasscross-
off		cross-
off		cross
High Tide
/ height (m)
6:11PM
7.20
6:27AM
7.31
6:44PM
7.18
7:00AM
7.28
7:18PM
7.07
7:35AM
7.15
7:53PM
6.87
8:10AM
6.95
8:30PM
6.61
8:49AM
6.71
9:10PM
6.33
9:32AM
6.46
9:57PM
6.06
Low Tide
/ height (m)
12:05PM
0.96
12:19AM
0.96
12:37PM
0.92
12:51AM
1.00
1:10PM
1.00
1:24AM
1.12
1:44PM
1.17
1:57AM
1.31
2:20PM
1.41
2:33AM
1.55
2:59PM
1.68
3:14AM
1.82
3:45PM
1.93
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Sunrise7:43--7:46--7:48--7:48--7:50--7:52--7:54--
Sunset-4:22--4:21--4:20--4:19--4:17--4:16--4:15-
rain showers
part cloud
clear
part cloud
cloud
rain showers
clear
rain showers
rain showers
clear
clear
rain showers
rain showers
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
Rain (mm)
2----7-15--13--------
Temp. °C6667710101112109910109998101011
Feels °C (?)-1-105226741-1-1021345544
  • 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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Latest Updates

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Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.

Feel that? If you are in the northern hemisphere, you will have had that first bite of winter. The lick of a frost, the chill of a cold offshore breeze and the sound of winter swells pounding the shores. If you are near the mountains, your favourite jackets, gloves, and footwear might get dusted off and prepped for battle. And in that beautiful Venn diagram, you will find PrimaLoft. They have spent over 40 years developing innovative insulations that have powered your warmest winter gear. In t

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View detailed surf forecast for Tenby (South Beach) at:
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Information about the Tenby (South Beach) Surf forecast

The above surf forecast table for Tenby (South Beach) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Tenby (South Beach) can be found by selecting the local surf guide option on the grey menu. Our Tenby (South Beach) 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 (Tenby (South Beach)) 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 Tenby (South Beach) 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 Wales - Pembrokeshire? If you are looking for accommodation near Tenby (South Beach), camping, hotels and holiday cottages in Wales - Pembrokeshire, consider staying in Pembroke which is 15 km (9 miles) away. Other places in and around Wales - Pembrokeshire where you can find information about places to rent, and car hire include Milford Haven which is 23 km (14 miles) away, Carmarthen, Fishguard and Aberporth.

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