Rhyl Flats wave
buoy daily averages for Nov 2023 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
3 ft
1 — 5.5 ft
Average Wave period
4 secs
2.6 — 4.5 secs
Average Wave Direction
NW
Average Water temperature
11 °C
9.9 — 13.4 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 2.5 | 3.1 | N | 9.9 | |
| 1.4 | 3 | NNW | 10.0 | |
| 1.7 | 3.1 | NNW | 10.1 | |
| 3.0 | 3.6 | NW | 10.1 | |
| 1.0 | 2.6 | SE | 10.2 | |
| 1.2 | 2.9 | NNW | 10.6 | |
| 5.5 | 4.5 | NNW | 11.1 | |
| 5.5 | 4.3 | WNW | 11.1 | |
| 3.1 | 3.6 | WNW | 11.0 | |
| 3.7 | 3.9 | NNW | 11.1 | |
| 4.0 | 4.2 | NW | 11.2 | |
| 3.9 | 3.8 | WNW | 11.1 | |
| 2.6 | 3.2 | W | 11.3 | |
| 2.3 | 3.5 | WNW | 11.4 | |
| 1.1 | 3 | NW | 11.5 | |
| 5.5 | 4.5 | WNW | 11.6 | |
| 3.5 | 3.7 | WNW | 11.5 | |
| 5.2 | 4.1 | WNW | 11.3 | |
| 1.7 | 2.8 | E | 11.4 | |
| 2.9 | 4 | NNW | 11.7 | |
| 2.7 | 3.6 | NW | 11.9 | |
| 2.6 | 3.3 | WNW | 12.1 | |
| 3.2 | 3.7 | WNW | 12.3 | |
| 4.1 | 4 | WNW | 12.3 | |
| 4.3 | 4 | WNW | 12.4 | |
| 3.1 | 3.7 | NW | 12.2 | |
| 2.8 | 3.3 | NNE | 12.6 | |
| 4.3 | 4.1 | NW | 12.9 | |
| 5.3 | 4.1 | N | 13.2 | |
| 2.3 | 3.2 | W | 13.4 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.