Rhyl Flats wave
buoy daily averages for Aug 2024 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
2 ft
0.8 — 3.9 ft
Average Wave period
3 secs
2.3 — 3.8 secs
Average Wave Direction
WNW
Average Water temperature
18 °C
16.7 — 18.5 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 1.1 | 2.5 | ENE | 16.9 | |
| 1.1 | 2.9 | NW | 16.9 | |
| 1.9 | 3 | WNW | 16.7 | |
| 1.3 | 2.9 | W | 16.7 | |
| 2.1 | 3 | SW | 16.7 | |
| 2.1 | 3.2 | WNW | 16.7 | |
| 3.3 | 3.6 | WNW | 16.8 | |
| 2.5 | 3.4 | WNW | 17.0 | |
| 3.9 | 3.8 | W | 17.1 | |
| 3.3 | 3.6 | WNW | 17.2 | |
| 3.9 | 3.7 | WNW | 17.3 | |
| 3.3 | 3.6 | WNW | 17.5 | |
| 1.8 | 2.8 | SSW | 17.6 | |
| 2.3 | 3.2 | WNW | 17.7 | |
| 1.9 | 3 | WNW | 17.8 | |
| 1.7 | 3 | NW | 18.0 | |
| 2.4 | 3.1 | W | 17.9 | |
| 1.3 | 3 | NW | 18.5 | |
| 1.4 | 2.4 | SW | 17.9 | |
| 1.6 | 3 | NW | 18.0 | |
| 0.8 | 2.3 | ESE | 18.0 | |
| 1.6 | 3 | WNW | 17.7 | |
| 3.1 | 3.4 | WNW | 17.6 | |
| 2.0 | 3.1 | WSW | 17.7 | |
| 2.3 | 3.3 | WNW | 17.7 | |
| 2.0 | 3.1 | WNW | 17.9 | |
| 2.0 | 3 | WSW | 17.8 | |
| 1.4 | 3 | W | 17.9 | |
| 1.8 | 3.1 | WNW | 18.0 | |
| 1.5 | 2.6 | SW | 18.0 | |
| 0.8 | 2.8 | N | 18.3 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.