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Surf Forecasts:
Jeffs Left surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 am Tuesday 12 May 2026 BSTForecast update in hr min s Forecast update imminent
Jeffs Left surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jeffs Left sea temperature is
12.3° C
(Which is 1.9°C warmer than normal for this time of year)| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 1.5ft (0.4m) | 3s |
| Afternoon (12 May) | 3ft (0.9m) | 4s |
| Evening (12 May) | 2ft (0.6m) | 3s |
Table - waves today at Jeffs Left. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Tue night. Very mild (max 12°C on Tue afternoon, min 7°C on Mon night). Winds increasing (calm on Mon night, strong winds from the WNW by Tue night). | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | ||||||||||||||||||||||
1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NW 4 | NNW 4 | — | WNW 3 | NW 4 | NW 5 | NW 5 | W 3 | WNW 5 | W 6 | WNW 6 | WNW 7 | WNW 7 | WNW 6 | NW 6 | NW 6 | W 16 | W 16 | W 16 | W 16 | WSW 5 | NW 6 | NW 6 | NW 5 | |
0 | 0 | 0 | 4 | 24 | 35 | 22 | 8 | 91 | 163 | 0 | 0 | 0 | 0 | 119 | 154 | 5 | 5 | 5 | 5 | 8 | 143 | 88 | 39 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | on | on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | |
High Tide | 4:55AM3.28m | 5:36PM3.16m | 5:52AM3.59m | 6:26PM3.53m | 6:42AM3.94m | 7:11PM3.91m | ||||||||||||||||||
Low Tide | 11:19PM1.35m | 12:04PM0.97m | 00:20AM1.14m | 12:57PM0.71m | 1:14AM0.89m | 1:46PM0.48m | ||||||||||||||||||
 | |  |  |  | | | |  |  |  | |  | | | |  | | | | | | | | |
 | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:01 | — | — | — | — | — | — | — | 9:04 | — |
— | — | — | — | — | — | — | — | — | — | 2 | 1 | 1 | 1 | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | |
Temp °C | 7 | 7 | 9 | 10 | 11 | 12 | 11 | 11 | 9 | 9 | 8 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 11 | 9 |
4 | 4 | 5 | 4 | 4 | 7 | 6 | 4 | 0 | -1 | -2 | -1 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 2 | 1 | 4 | 5 | 5 | |
Swell 1 Height (m) Direction Period (s) | NW 4 | NNW 4 | — | — | — | — | W 18 | NNW 5 | — | — | — | — | — | — | WSW 6 | WSW 6 | W 16 | W 16 | W 16 | W 16 | WSW 5 | W 15 | W 15 | W 5 |
 kJ | 4 | 1 | — | — | — | — | 6 | 9 | — | — | — | — | — | — | 33 | 13 | 5 | 5 | 5 | 5 | 8 | 4 | 4 | 2 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | W 16 | — | — | — | — | W 15 | — | — | W 15 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 | — | — | — | — | 4 | — | — | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | WNW 3 | NW 4 | NW 5 | NW 5 | W 3 | WNW 5 | W 6 | WNW 6 | WNW 7 | WNW 7 | WNW 6 | NW 6 | NW 6 | NW 6 | NW 7 | NW 7 | NW 7 | NW 6 | NW 6 | NW 6 | NW 5 |
| kJ | — | — | — | 4 | 24 | 35 | 22 | 8 | 91 | 163 | 309 | 326 | 297 | 196 | 119 | 154 | 259 | 306 | 341 | 267 | 202 | 143 | 88 | 39 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 219 | 210 | 210 | 305 | 306 | 318 | 318 | 309 | 301 | 309 | 309 | 657 | 1284 | 698 | 668 | 547 | 268 | 547 | 547 | 302 | 299 | 317 | 283 | 114 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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