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Surf Forecasts:
Llangrannog surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 pm Saturday 16 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
11.9° C
(Which is slightly warmer than usual)How big are the waves at Llangrannog today?
The current surf forecast for Llangrannog at 8PM is: 0.6m 4s primary swell from a West-southwest direction and 0.1m 13s secondary swell from a West direction (forecast issued at 12:00pm May 16). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 0.5ft (0.1m) | 13s |
| Afternoon (16 May) | 1.5ft (0.5m) | 4s |
| Evening (16 May) | 2.5ft (0.7m) | 4s |
Table - waves today at Llangrannog. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Mon night. Very mild (max 12°C on Mon afternoon, min 8°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||||||
Sat 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 13 | W 13 | WSW 4 | WSW 4 | W 4 | W 4 | W 4 | W 5 | W 5 | WSW 4 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | WSW 6 | SW 6 | SW 6 | SW 6 | SSW 7 | |
3 | 4 | 11 | 12 | 17 | 28 | 40 | 42 | 42 | 28 | 90 | 146 | 135 | 85 | 77 | 60 | 38 | 23 | 16 | 16 | 10 | 17 | 17 | 64 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross | cross-on | glassy | cross-off | off | off | cross-off | cross-off | |
High Tide | 8:01AM4.24m | 8:25PM4.23m | 8:47AM4.35m | 9:09PM4.36m | 9:33AM4.33m | 9:54PM4.37m | ||||||||||||||||||
Low Tide | 2:56PM0.21m | 3:17AM0.24m | 3:42PM0.23m | 4:07AM0.17m | 4:29PM0.33m | 4:59AM0.20m | ||||||||||||||||||
 | |  |  |  |  |  | | | | | |  | |  |  | | | | | | | | | |
 | 5:22 | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — |
 | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:08 | — | — | — | 9:10 |
1 | 1 | — | — | — | — | — | — | 1 | — | 1 | 1 | 1 | 2 | 2 | — | — | — | — | — | — | 1 | 3 | — | |
Temp °C | 10 | 11 | 11 | 11 | 10 | 9 | 8 | 9 | 10 | 11 | 10 | 10 | 9 | 9 | 8 | 9 | 10 | 11 | 12 | 12 | 10 | 11 | 12 | 12 |
7 | 7 | 7 | 8 | 6 | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 5 | 5 | 5 | 6 | 7 | 9 | 10 | 8 | 5 | 4 | 6 | 8 | |
Swell 1 Height (m) Direction Period (s) | N 5 | N 5 | N 5 | N 4 | W 13 | W 13 | W 13 | W 13 | W 14 | NNW 4 | NNW 4 | — | W 11 | W 11 | W 11 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | WSW 6 | SW 6 | SW 6 | SW 6 | — |
 kJ | 4 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 8 | 2 | — | 3 | 2 | 2 | 60 | 38 | 23 | 16 | 16 | 10 | 17 | 17 | — |
Swell 2 Height (m) Direction Period (s) | W 13 | W 13 | W 13 | W 13 | — | — | — | — | W 12 | W 12 | — | — | — | — | W 11 | W 11 | NNW 3 | — | — | — | W 10 | — | — | — |
| kJ | 3 | 3 | 3 | 3 | — | — | — | — | 3 | 3 | — | — | — | — | 3 | 2 | 1 | — | — | — | 2 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | W 16 | — | — | — | — | — | — | — | — | W 10 | W 10 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 5 | — | — | — | — | — | — | — | — | 2 | 2 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 3 | WSW 3 | WSW 4 | WSW 4 | W 4 | W 4 | W 4 | W 5 | W 5 | WSW 4 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | — | — | — | — | — | S 2 | SSE 3 | SSE 4 | SSW 7 |
| kJ | 3 | 4 | 11 | 12 | 17 | 28 | 40 | 42 | 42 | 28 | 90 | 146 | 135 | 85 | 77 | — | — | — | — | — | 2 | 6 | 21 | 64 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 345 | 345 | 345 | 345 | 348 | 348 | 222 | 70 | 345 | 345 | 202 | 202 | 348 | 25 | 52 | 57 | 55 | 131 | 131 | 89 | 345 | 367 | 362 | 362 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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