Surf Forecasts:
How big are the waves at Llangrannog today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 2.5ft (0.7m), 7s period with WSW swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 1.5ft (0.5m), 7s period with WSW swell.
- Evening surf: Evening surf (13 Sep, local time) - 2ft (0.6m), 7s period with SW swell.
The current surf forecast for Llangrannog at 8PM is: 0.6m 7s primary swell from a West-southwest direction and 0.2m 9s secondary swell from a West direction (forecast issued at 12:00pm September 13). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 2.5ft (0.7m) | 7s |
| Afternoon (13 Sep) | 1.5ft (0.5m) | 7s |
| Evening (13 Sep) | 2ft (0.6m) | 7s |
Table - waves today at Llangrannog. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Mon night. Warm (max 20°C on Mon afternoon, min 12°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||
Sun 13 | Monday 14 | Tuesday 15 | |||||||||||||||||||
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 |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | WSW 7 | SW 7 | SW 7 | SW 6 | WSW 6 | WSW 4 | WSW 5 | WSW 5 | SW 5 | SW 6 | WSW 6 | WSW 6 | WSW 7 | W 7 | W 5 | W 5 | W 6 | WNW 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 41 | 26 | 26 | 31 | 36 | 44 | 34 | 25 | 16 | 27 | 44 | 49 | 68 | 128 | 136 | 111 | 145 | 90 | 73 | 64 | 45 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross | cross | cross-off | cross-off | cross-off | off | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 9:53AM4.14m | 10:11PM4.38m | 10:29AM4.05m | 10:47PM4.14m | 11:03AM3.86m | ||||||||||||||||
Low Tide | 4:40PM0.20m | 5:04AM0.23m | 5:08PM0.36m | 5:29AM0.49m | 5:34PM0.57m | ||||||||||||||||
 | | | |  | |  |  | | |  | |  |  |  |  | | | | | | |
 | 6:48 | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:36 | — | — | — | — | — | — | — | 7:34 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 8 | 1 | — | — | — | — | — |
Temp °C | 17 | 18 | 18 | 18 | 18 | 17 | 16 | 18 | 18 | 18 | 20 | 19 | 19 | 18 | 18 | 16 | 14 | 15 | 16 | 16 | 15 |
Feels °C | 17 | 18 | 18 | 18 | 18 | 16 | 15 | 18 | 18 | 15 | 16 | 16 | 17 | 15 | 16 | 13 | 9 | 9 | 10 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 9 | W 9 | WSW 9 | WSW 6 | W 8 | W 12 | W 12 | WSW 8 | W 12 | — | — | — | — | — | — | — | — |
| kJ | 41 | 26 | 26 | 31 | 7 | 7 | 7 | 25 | 6 | 3 | 3 | 7 | 3 | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | WSW 9 | WSW 9 | W 9 | W 13 | — | — | WSW 8 | — | — | — | W 12 | — | — | — | — | — | — | — | — | — |
| kJ | — | 8 | 8 | 7 | 3 | — | — | 7 | — | — | — | 3 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | W 13 | W 13 | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 3 | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SW 7 | SW 7 | SW 6 | — | WSW 4 | WSW 5 | WSW 5 | SW 5 | SW 6 | WSW 6 | WSW 6 | WSW 7 | W 7 | W 5 | W 5 | W 6 | WNW 4 |
| kJ | — | — | — | — | 36 | 44 | 34 | — | 16 | 27 | 44 | 49 | 68 | 128 | 136 | 111 | 145 | 90 | 73 | 64 | 45 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 179 | 198 | 57 | 57 | 167 | 167 | 176 | 62 | 184 | 184 | 184 | 184 | 175 | 178 | 198 | 347 | 486 | 246 | 424 | 424 | 57 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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‘Porth Neigwl: Choppy waves hadn't tidied much (from what I could see in the dark.’
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