Surf Forecasts:
How big are the waves at Llangrannog today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 2.5ft (0.7m), 6s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 1.5ft (0.5m), 7s period with WSW swell.
- Evening surf: Evening surf (20 Sep, local time) - 1.5ft (0.4m), 7s period with SW swell.
The current surf forecast for Llangrannog at 11AM is: 0.6m 6s primary swell from a West-southwest direction and 0.1m 14s secondary swell from a West direction, 0.8m 5s secondary swell from a North-northwest direction (forecast issued at 06:00am September 20). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 2.5ft (0.7m) | 6s |
| Afternoon (20 Sep) | 1.5ft (0.5m) | 7s |
| Evening (20 Sep) | 1.5ft (0.4m) | 7s |
Table - waves today at Llangrannog. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Mon afternoon, min 13°C on Sun afternoon). Wind will be generally light. | |||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 7 | WSW 6 | NNW 5 | WSW 7 | WSW 7 | WSW 7 | SW 7 | SW 7 | WSW 7 | WSW 7 | W 13 | W 13 | W 13 | W 13 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | W 13 | W 7 | WSW 6 | WSW 6 | W 18 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 107 | 35 | 33 | 26 | 18 | 18 | 12 | 12 | 9 | 9 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 4 | 24 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | glassy | cross-off | cross-off | glassy | glassy | glassy | glassy | cross-on | glassy | glassy |
High Tide | 3:41PM2.50m | 5:04AM2.41m | 5:37PM2.69m | 6:12AM2.65m | 6:27PM3.00m | ||||||||||||||||||
Low Tide | 9:37AM1.71m | 10:57PM1.60m | 11:28AM1.59m | 00:23AM1.36m | 12:37PM1.32m | ||||||||||||||||||
 |  |  |  | | |  |  | | | | | | | | | | | | | | | | |
 | 6:58 | — | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — |
 | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:16 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 15 | 18 | 19 | 18 | 17 | 16 | 16 | 16 | 16 | 18 | 18 | 16 | 16 |
Feels °C | 10 | 10 | 10 | 11 | 12 | 13 | 11 | 10 | 10 | 12 | 13 | 17 | 19 | 19 | 18 | 17 | 17 | 17 | 17 | 19 | 19 | 17 | 17 |
Swell 1 Height (m) Direction Period (s) | W 14 | WSW 6 | WSW 6 | NNW 5 | NNW 5 | NNW 5 | SW 7 | SW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 3 | WSW 3 | WSW 6 | SW 6 | WSW 6 | WSW 6 | W 12 |
| kJ | 4 | 35 | 33 | 22 | 14 | 10 | 12 | 12 | 9 | 9 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 1 | 4 | 1 | 4 | 4 | 11 |
Swell 2 Height (m) Direction Period (s) | — | W 14 | W 14 | WSW 7 | WSW 7 | WSW 7 | NNW 5 | NNW 5 | N 5 | — | — | W 13 | W 13 | W 13 | — | W 6 | WSW 6 | WSW 6 | WSW 3 | — | W 8 | W 10 | WSW 6 |
| kJ | — | 4 | 4 | 26 | 18 | 18 | 5 | 2 | 2 | — | — | 3 | 3 | 3 | — | 1 | 4 | 4 | 1 | — | 1 | 2 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | — | — | — | — | — | — | — | W 13 | W 7 | W 12 | W 12 | W 18 |
| kJ | — | — | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | — | — | — | — | — | — | — | 3 | 1 | 3 | 3 | 24 |
Wind waves Height (m) Direction Period (s) | W 7 | NW 5 | NNW 5 | — | — | — | — | — | — | SSW 2 | SW 3 | SW 3 | SW 3 | WSW 3 | WSW 3 | WSW 3 | — | — | — | — | — | — | — |
| kJ | 107 | 30 | 29 | — | — | — | — | — | — | 1 | 2 | 2 | 3 | 1 | 1 | 1 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 57 | 68 | 68 | 68 | 68 | 57 | 55 | 55 | 55 | 63 | 116 | 170 | 225 | 143 | 179 | 179 | 70 | 143 | 70 | 128 | 68 | 57 | 55 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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