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Surf Forecasts:
Llangrannog surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 pm Monday 11 May 2026 BSTForecast update in hr min s Forecast update imminent
Llangrannog surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llangrannog sea temperature is
11.6° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Llangrannog today?
The current surf forecast for Llangrannog at 10PM is: 0.8m 5s primary swell from a North direction and 0.1m 8s secondary swell from a South direction (forecast issued at 06:00pm May 11). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | - | - |
| Afternoon (11 May) | 3.5ft (1.1m) | 5s |
| Evening (11 May) | 2.5ft (0.8m) | 5s |
Table - waves today at Llangrannog. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Tue night. Very mild (max 13°C on Tue afternoon, min 8°C on Mon night). Winds increasing (light winds from the WSW on Mon night, strong winds from the NNW by Wed night). | ||||||||||||||||||||||||
Mon 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NNW 5 | N 5 | N 5 | S 9 | W 19 | W 19 | WNW 4 | NW 4 | NNW 4 | W 18 | W 18 | WNW 5 | WNW 6 | WNW 6 | W 16 | W 16 | W 16 | WSW 7 | WSW 6 | W 16 | W 16 | W 16 | SW 15 | W 5 | |
74 | 55 | 32 | 1 | 7 | 7 | 8 | 16 | 15 | 6 | 6 | 100 | 161 | 289 | 5 | 5 | 5 | 47 | 30 | 5 | 5 | 5 | 9 | 21 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | |
High Tide | 4:16PM2.68m | 4:40AM3.09m | 5:22PM2.97m | 5:39AM3.38m | 6:13PM3.32m | 6:29AM3.71m | ||||||||||||||||||
Low Tide | 11:00PM1.29m | 11:46AM0.93m | 11:59PM1.09m | 12:37PM0.68m | 00:52AM0.85m | |||||||||||||||||||
 | |  |  |  | |  | | | | | | |  |  | | | |  |  | | | | | |
 | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — |
 | — | 8:58 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:01 | — | — | — | — | — | 9:02 |
— | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
Temp °C | 10 | 10 | 8 | 8 | 8 | 8 | 10 | 11 | 12 | 13 | 11 | 9 | 9 | 9 | 8 | 10 | 11 | 10 | 9 | 8 | 8 | 9 | 9 | 9 |
3 | 4 | 3 | 4 | 5 | 5 | 5 | 5 | 8 | 9 | 5 | 1 | 0 | 0 | -1 | 1 | 4 | 2 | 0 | -2 | -2 | -1 | 0 | 0 | |
Swell 1 Height (m) Direction Period (s) | — | — | S 8 | N 5 | N 4 | N 4 | S 9 | S 9 | W 4 | N 5 | N 5 | W 18 | — | W 17 | W 16 | W 16 | W 16 | WSW 7 | WSW 6 | W 16 | W 16 | W 16 | SW 15 | W 5 |
 kJ | — | — | 1 | 11 | 3 | 1 | 1 | 1 | 2 | 25 | 20 | 6 | — | 6 | 5 | 5 | 5 | 47 | 30 | 5 | 5 | 5 | 9 | 21 |
Swell 2 Height (m) Direction Period (s) | — | — | — | S 9 | S 9 | SW 9 | W 19 | W 18 | W 18 | W 4 | W 18 | S 8 | — | — | — | — | — | SW 16 | W 16 | — | — | — | — | SW 15 |
| kJ | — | — | — | 1 | 2 | 3 | 7 | 6 | 6 | 2 | 6 | 1 | — | — | — | — | — | 10 | 5 | — | — | — | — | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 19 | W 19 | — | — | SW 8 | W 18 | S 8 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 7 | 7 | — | — | 3 | 6 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 5 | N 5 | N 5 | — | — | W 2 | WNW 4 | NW 4 | NNW 4 | — | W 3 | WNW 5 | WNW 6 | WNW 6 | WNW 6 | NW 7 | NW 7 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
| kJ | 74 | 55 | 32 | — | — | 1 | 8 | 16 | 15 | — | 5 | 100 | 161 | 289 | 406 | 414 | 271 | 136 | 319 | 459 | 546 | 523 | 581 | 457 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 376 | 376 | 290 | 190 | 181 | 190 | 251 | 419 | 374 | 373 | 359 | 345 | 359 | 359 | 721 | 705 | 721 | 800 | 501 | 501 | 501 | 903 | 953 | 290 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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