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Surf Forecasts:

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

information circle48hr Weather and Surf, issued 5 am Wednesday 18 Mar 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 normal for this time of year)

How big are the waves at Tenby (South Beach) today?

The current surf forecast for Tenby (South Beach) at 8AM is: 1.7m 12s primary swell from a West-southwest direction and 1.1m 18s secondary swell from a West-southwest direction, 0.5m 3s secondary swell from a East direction (forecast issued at 05:00am March 18). The wind direction is predicted to be cross-onshore.

Time (GMT) & DateWave HeightWave Period
Morning (18 Mar)4.5ft (1.3m)17s
Afternoon (18 Mar)6ft (1.9m)16s
Evening (18 Mar)5ft (1.5m)14s

Table - waves today at Tenby (South Beach). (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Wednesday
18
Thursday
19
Friday
20
Sat
21
3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM
Rating
(10 max)
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2
WSW
1.8
WSW
1.3
WSW
1.5
WSW
1.9
WSW
1.6
WSW
1.5
WSW
1.3
WSW
1.2
WSW
1
WSW
0.9
WSW
0.8
WSW
0.7
WSW
0.6
WSW
0.6
WSW
0.5
W
0.5
W
0.4
WSW
0.4
WSW
0.4
WSW
0.3
WSW
0.3
WSW
0.3
W
0.3
W
Period(s) (?)121217161615141413131312121312121212121111111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1125874928107717181059899606468367289195155125117737246444224232020
Wind
(km/h)
10
ESE
15
ENE
15
E
20
ESE
25
ESE
15
E
15
E
15
E
15
ENE
15
NE
15
ENE
15
ESE
10
SE
5
ENE
10
NE
10
ENE
10
ENE
10
ENE
10
E
10
ESE
5
SE
0
SSE
5
NNE
5
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrossononglasscrosscrosscross-
on		cross-
on		cross-
on		ononglasscross-
off		cross
High Tide
/ height (m)
6:05PM
7.69
6:20AM
8.14
6:39PM
8.10
6:56AM
8.44
7:15PM
8.31
Low Tide
/ height (m)
12:02PM
0.45
12:15AM
0.34
12:35PM
0.04
12:49AM
0.01
1:09PM
-0.17
Wednesday
18
Thursday
19
Friday
20
Sat
21
Sunrise--6:26-------6:24-------6:22-----
Sunset-----6:27-------6:29-------6:30--
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
Rain (mm)
------------------------
Temp. °C99101315141312111111111213121110991011111110
Feels °C (?)6679101198777791210876678997
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Tenby (South Beach) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Tenby (South Beach) at:
surf-forecast.com

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