Rhyl Flats wave
buoy daily averages for Aug 2014 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
3 ft
0.4 — 7.8 ft
Average Wave period
4 secs
2 — 9 secs
Average Wave Direction
NW
Average Water temperature
17 °C
0 — 19.5 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 2.1 | 4.1 | NW | 16.0 | |
| 3.2 | 5 | WNW | 15.9 | |
| 3.0 | 4.3 | W | 15.9 | |
| 1.8 | 3.5 | WSW | 15.9 | |
| 1.7 | 3.4 | E | 15.8 | |
| 2.8 | 4.4 | NE | 16.0 | |
| 2.1 | 3.5 | E | 16.3 | |
| 1.2 | 3.8 | N | 16.4 | |
| 3.3 | 4.9 | NW | 16.2 | |
| 3.2 | 5 | NW | 16.3 | |
| 3.0 | 4.6 | WNW | 16.4 | |
| 3.1 | 4.8 | NW | 16.5 | |
| 4.2 | 5.5 | NW | 16.7 | |
| 5.8 | 6.3 | NW | 16.8 | |
| 5.9 | 6.3 | WNW | 17.2 | |
| 3.3 | 5 | NW | 17.4 | |
| 2.9 | 4.9 | NW | 17.6 | |
| 2.8 | 4.5 | NW | 17.6 | |
| 3.8 | 5.3 | NW | 17.7 | |
| 3.4 | 5 | WNW | 17.9 | |
| 4.5 | 5.5 | WNW | 18.1 | |
| 3.3 | 4.6 | NNW | 18.4 | |
| 2.0 | 3.8 | WNW | 18.6 | |
| 0.7 | 3 | NE | 18.8 | |
| 1.1 | 3.8 | NNW | 18.8 | |
| 1.3 | 3.3 | WNW | 18.7 | |
| 0.9 | 2.8 | ESE | 18.6 | |
| 1.6 | 4.3 | NW | 18.6 | |
| 3.0 | 4.9 | WNW | 18.6 | |
| 1.5 | 3.3 | ESE | 18.8 | |
| 0.9 | 3.3 | WNW | 18.8 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.