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Surf Forecasts:

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

information circle12 Day Weather and Surf, issued 11 am Saturday 17 Jan 2026 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
8.9° C
 (Which is slightly cooler than normal)

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 Thursday (Jan 22) at 6AM. The primary swell is predicted to be 1.1m and 16s period with a secondary swell of 1.5m and 9s. Another secondary swell of 0.5m and 4s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Tenby (South Beach) in the next 12 days are 6.0m 16s and forecast to arrive on Friday (Jan 23) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Thu 22nd Jan)3.5ft (1.1m) 16s
Best Surf 6AM (Thu 22nd Jan)3.5ft (1.1m) 16s
Most Powerful12PM (Fri 23rd Jan)20ft (6.0m) 16s

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 Mostly dry. Mild temperatures (max 9°C on Sat afternoon, min 6°C on Sat night). Wind will be generally light.

Days 3-6 Weather Summary Moderate rain (total 10mm), heaviest on Thu night. Mild temperatures (max 9°C on Tue morning, min 6°C on Thu night). Winds increasing (light winds from the SSW on Thu morning, near gales from the SE by Thu night).

Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
3
0
0
4
7
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.2
WSW
1.9
WSW
1.4
SW
1
WSW
0.9
WSW
0.8
WSW
0.8
WSW
1.2
WSW
1.7
WSW
1.4
WSW
0.7
WSW
2.4
SSW
2.1
WSW
1.7
WSW
1.3
SW
3
WSW
3
WSW
2.5
WSW
4.5
SW
5.5
SW
4.5
WSW
Period(s) (?)1413121110101110161615913139161614111514
Wave
Graph
(?)Metric surfscale
Energy kJ (?)17481180568242163111138300137595024098413839282463779488326984444143877763
Wind
(km/h)
25
SE
20
SE
15
ESE
10
E
15
SE
10
SE
10
ESE
5
S
25
SSW
35
SE
30
SE
30
SE
30
SE
30
SSE
35
S
10
SSW
30
SSE
50
SE
15
WSW
10
SSW
20
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononcross-
on		onononcross-
on		cross-
on		onononononcross-
on		cross-
on		ononcross-
off		crosscross-
on
High Tide
/ height (m)
5:41PM
6.55
6:00AM
6.91
6:18PM
6.90
6:36AM
7.27
6:54PM
7.17
7:11AM
7.56
7:28PM
7.37
7:45AM
7.73
8:03PM
7.46
8:20AM
7.79
8:39PM
7.45
8:57AM
7.71
9:17PM
7.32
Low Tide
/ height (m)
11:38AM
1.61
11:54PM
1.44
12:17PM
1.25
12:30AM
1.11
12:52PM
0.95
1:04AM
0.85
1:26PM
0.73
1:37AM
0.68
2:00PM
0.61
2:10AM
0.63
2:33PM
0.60
2:45AM
0.68
3:09PM
0.70
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Sunrise8:17--8:15--8:15--8:14--8:11--8:11--8:10--
Sunset-4:39--4:42--4:44--4:45--4:46--4:49--4:50-
clear
clear
part cloud
cloud
part cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
rain showers
clear
cloud
rain showers
rain showers
clear
part cloud
Rain (mm)
--------------3--71--
Temp. °C898778888999898898675
Feels °C (?)34444566322322223-3140
  • 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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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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