Rhyl Flats wave
buoy daily averages for Jan 2024 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
3 ft
0.8 — 6.2 ft
Average Wave period
4 secs
2.8 — 4.3 secs
Average Wave Direction
NW
Average Water temperature
8 °C
6.7 — 9.7 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 3.2 | 3.5 | WNW | 7.7 | |
| 3.5 | 3.9 | NNW | 7.8 | |
| 1.9 | 3.5 | NW | 7.9 | |
| 1.9 | 3 | SSW | 7.9 | |
| 2.1 | 3.3 | W | 7.9 | |
| 4.9 | 4.1 | WNW | 7.9 | |
| 1.9 | 3.1 | WSW | 8.0 | |
| 5.1 | 4.3 | WNW | 7.9 | |
| 4.7 | 4 | W | 7.5 | |
| 6.2 | 4.3 | WNW | 7.1 | |
| 5.1 | 3.9 | WSW | 6.8 | |
| 3.2 | 3.2 | SW | 6.7 | |
| 3.3 | 3.9 | WNW | 6.9 | |
| 2.9 | 3.5 | NW | 7.1 | |
| 2.5 | 3.4 | NW | 7.3 | |
| 3.3 | 3.9 | WNW | 7.5 | |
| 4.3 | 4 | NNW | 7.7 | |
| 3.0 | 3.6 | NW | 8.0 | |
| 1.7 | 3 | NW | 8.1 | |
| 0.8 | 3.1 | NNW | 8.1 | |
| 1.9 | 3 | N | 8.1 | |
| 2.7 | 3 | N | 8.1 | |
| 3.2 | 3.3 | NE | 8.3 | |
| 1.9 | 2.8 | ENE | 8.8 | |
| 0.8 | 3 | NW | 8.7 | |
| 2.9 | 3.7 | NW | 9.2 | |
| 2.8 | 3.3 | NW | 9.3 | |
| 2.4 | 3.6 | WNW | 9.4 | |
| 2.1 | 3.5 | WNW | 9.5 | |
| 2.3 | 3.5 | WNW | 9.6 | |
| 4.4 | 4 | NW | 9.7 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.