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Surf Forecasts:
Tenby (South Beach) surfForecast / Wales – Pembrokeshire / UK
48hr Weather and Surf, issued 5 am Thursday 11 Dec 2025 GMTForecast 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
11.4° 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 11AM is: 3.5m 11s primary swell from a Southwest direction and 0.1m 24s secondary swell from a West direction (forecast issued at 05:00am December 11). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 10ft (3.0m) | 10s |
| Afternoon (11 Dec) | 11ft (3.5m) | 12s |
| Evening (11 Dec) | 13ft (4.0m) | 13s |
Table - waves today at Tenby (South Beach). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 9 | 10 | 11 | 12 | 14 | 13 | 14 | 14 | 14 | 14 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 15 | 8 | 8 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1353 | 1190 | 1887 | 2930 | 4227 | 5621 | 5014 | 4488 | 4102 | 3651 | 3651 | 5921 | 5424 | 4924 | 4731 | 4157 | 3565 | 3504 | 2958 | 2881 | 942 | 1303 | 1635 | 1710 |
Wind (km/h) | ||||||||||||||||||||||||
| 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 | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 10:48AM 6.64 | 11:20PM 6.06 | 11:48AM 6.23 | 12:24AM 5.79 | 12:53PM 5.97 | |||||||||||||||||||
Low Tide / height (m) | 5:15PM 1.79 | 5:34AM 2.09 | 6:18PM 2.10 | 6:41AM 2.34 | 7:23PM 2.25 | |||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| Sunrise | - | - | 8:14 | - | - | - | - | - | - | - | 8:15 | - | - | - | - | - | - | - | 8:15 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:07 | - | - | - | - | - | - | - | 4:07 | - | - | - | - | - | - | - | 4:07 | - | - | - |
 | |  | | |  | | |  | |  | | |  |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | 2 | 1 | 2 | 7 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 11 | 11 | 12 | 12 | 12 | 11 | 10 | 8 | 8 | 8 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 |
| Feels °C (?) | 3 | 3 | 3 | 5 | 5 | 5 | 7 | 8 | 3 | 4 | 5 | 6 | 5 | 6 | 6 | 6 | 6 | 5 | 3 | 2 | 2 | 1 | 3 | 4 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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