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Surf Forecasts:
Llangrannog surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 am 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 10AM is: 1.0m 5s primary swell from a North-northwest direction (forecast issued at 06:00am May 11). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 3ft (0.9m) | 4s |
| Afternoon (11 May) | 3.5ft (1.1m) | 6s |
| Evening (11 May) | 3.5ft (1.1m) | 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 4mm), mostly falling on Tue night. Very mild (max 12°C on Tue afternoon, min 8°C on Mon night). Winds increasing (light winds from the WNW on Tue afternoon, strong winds from the WNW by Wed morning). | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
N 4 | NNW 4 | NNW 5 | NNW 5 | NNW 6 | N 6 | N 5 | W 19 | W 19 | W 19 | W 19 | NW 4 | N 5 | W 18 | W 18 | NW 5 | WNW 5 | WNW 6 | W 16 | W 16 | SW 16 | NNW 6 | WSW 6 | W 6 | |
12 | 24 | 40 | 87 | 77 | 119 | 56 | 7 | 7 | 7 | 8 | 12 | 11 | 6 | 6 | 62 | 113 | 200 | 5 | 5 | 10 | 135 | 31 | 24 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | cross-on | on | cross-on | cross-on | on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | |
High Tide | 3:25AM2.90m | 4:16PM2.68m | 4:40AM3.09m | 5:22PM2.97m | 5:39AM3.38m | 6:13PM3.32m | ||||||||||||||||||
Low Tide | 10:48AM1.16m | 11:00PM1.29m | 11:46AM0.93m | 11:59PM1.09m | 12:37PM0.68m | 00:52AM0.85m | ||||||||||||||||||
 |  | |  | | |  | | | | | | | | | | |  | |  |  | |  | | |
 | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | 5:24 |
 | — | — | — | — | — | 8:58 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:01 | — | 9:02 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 1 | 1 | 1 | — | |
Temp °C | 9 | 9 | 10 | 9 | 10 | 10 | 9 | 8 | 8 | 9 | 10 | 11 | 11 | 12 | 11 | 9 | 9 | 9 | 9 | 10 | 11 | 10 | 10 | 9 |
4 | 3 | 4 | 3 | 4 | 3 | 5 | 4 | 4 | 6 | 5 | 5 | 8 | 8 | 5 | 1 | 1 | 0 | -1 | 1 | 4 | 3 | 2 | 0 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | N 5 | NNW 4 | N 4 | S 9 | S 9 | W 4 | N 5 | N 5 | W 18 | — | W 17 | W 16 | W 16 | SW 16 | WSW 7 | WSW 6 | W 6 |
 kJ | — | — | — | — | — | — | — | 17 | 6 | 1 | 1 | 1 | 2 | 18 | 13 | 6 | — | 6 | 5 | 5 | 10 | 51 | 31 | 24 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | S 8 | S 9 | SW 9 | W 19 | W 18 | W 18 | W 4 | W 18 | S 8 | — | — | — | — | — | SW 16 | W 16 | W 16 |
| kJ | — | — | — | — | — | — | — | 1 | 2 | 3 | 7 | 6 | 6 | 1 | 6 | 1 | — | — | — | — | — | 10 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 19 | W 19 | W 19 | — | — | SW 8 | W 18 | S 8 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 7 | 7 | 7 | — | — | 3 | 6 | 1 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | NNW 4 | NNW 5 | NNW 5 | NNW 6 | N 6 | N 5 | — | — | WNW 3 | WNW 3 | NW 4 | N 5 | — | W 3 | NW 5 | WNW 5 | WNW 6 | NW 6 | NW 6 | NW 6 | NNW 6 | NNW 6 | NNW 7 |
| kJ | 12 | 24 | 40 | 87 | 77 | 119 | 56 | — | — | 1 | 8 | 12 | 11 | — | 3 | 62 | 113 | 200 | 275 | 287 | 216 | 135 | 281 | 396 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 143 | 202 | 372 | 359 | 376 | 376 | 290 | 181 | 181 | 190 | 359 | 251 | 238 | 374 | 359 | 345 | 359 | 359 | 956 | 902 | 1476 | 899 | 896 | 222 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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