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Surf Forecasts:
Llangrannog surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 pm Friday 15 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
12.0° 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 4PM is: 1.1m 6s primary swell from a North-northwest direction and 0.1m 14s secondary swell from a West direction (forecast issued at 12:00pm May 15). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 0.5ft (0.1m) | 14s |
| Afternoon (15 May) | 4.5ft (1.3m) | 6s |
| Evening (15 May) | 3ft (0.9m) | 6s |
Table - waves today at Llangrannog. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Sun night. Very mild (max 12°C on Sat afternoon, min 8°C on Fri night). Winds increasing (light winds from the SSW on Sat morning, fresh winds from the WSW by Sun afternoon). | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 14 | W 14 | NNW 6 | NNW 6 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | WSW 3 | WSW 4 | W 4 | W 4 | W 4 | W 5 | W 4 | WSW 4 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | |
4 | 4 | 89 | 55 | 4 | 4 | 3 | 3 | 3 | 3 | 5 | 14 | 14 | 24 | 41 | 45 | 33 | 25 | 54 | 111 | 97 | 88 | 102 | 82 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross-on | cross | cross-off | cross | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | |
High Tide | 7:15AM4.01m | 7:42PM3.99m | 8:01AM4.24m | 8:25PM4.23m | 8:47AM4.35m | 9:09PM4.36m | ||||||||||||||||||
Low Tide | 2:11PM0.29m | 2:29AM0.39m | 2:56PM0.21m | 3:17AM0.24m | 3:42PM0.23m | 4:07AM0.17m | ||||||||||||||||||
 |  | | |  | | |  | | | |  | |  |  | | | | | |  |  | | | |
 | 5:24 | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — |
 | — | — | — | 9:05 | — | — | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:07 | — | — | — | 9:08 |
— | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 1 | 1 | 1 | 2 | 1 | 1 | — | |
Temp °C | 9 | 9 | 10 | 10 | 8 | 8 | 9 | 9 | 9 | 11 | 12 | 10 | 10 | 9 | 8 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 8 |
2 | 2 | 4 | 5 | 4 | 4 | 6 | 6 | 6 | 8 | 7 | 7 | 6 | 4 | 3 | 4 | 4 | 3 | 3 | 3 | 4 | 5 | 5 | 5 | |
Swell 1 Height (m) Direction Period (s) | W 14 | W 14 | W 14 | W 6 | NNW 5 | N 5 | NNW 5 | N 5 | NNW 5 | N 5 | N 5 | N 5 | — | W 13 | W 13 | W 13 | W 14 | NNW 4 | NNW 5 | W 12 | W 11 | W 11 | WSW 7 | WSW 7 |
 kJ | 4 | 4 | 4 | 1 | 22 | 13 | 8 | 5 | 5 | 4 | 2 | 2 | — | 3 | 3 | 3 | 4 | 8 | 2 | 3 | 3 | 2 | 102 | 82 |
Swell 2 Height (m) Direction Period (s) | — | — | — | W 14 | W 6 | W 6 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 9 | — | — | W 12 | W 12 | — | W 12 | — | — | — | — |
| kJ | — | — | — | 4 | 1 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | — | — | 3 | 3 | — | 3 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 14 | W 13 | — | — | — | — | — | — | — | — | — | — | — | W 16 | — | — | — | — | — | — |
| kJ | — | — | — | — | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | 5 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 6 | NNW 6 | NNW 6 | NNW 6 | — | — | — | WSW 3 | WSW 4 | WSW 3 | WSW 3 | WSW 4 | W 4 | W 4 | W 4 | W 5 | W 4 | WSW 4 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | W 7 | — |
| kJ | 188 | 155 | 89 | 55 | — | — | — | 1 | 3 | 1 | 5 | 14 | 14 | 24 | 41 | 45 | 33 | 25 | 54 | 111 | 97 | 88 | 57 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 409 | 290 | 376 | 352 | 345 | 345 | 345 | 222 | 345 | 345 | 345 | 345 | 345 | 348 | 222 | 73 | 345 | 345 | 348 | 349 | 246 | 246 | 57 | 57 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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