Start Bay wave buoy observations on Sun, Jul 20, 2025
Hourly readings from the Start Bay wave buoy for Sun, Jul 20, 2025, including available wave height, period, direction, wind and sea temperature data.
Period Summary
AI-generated summary. Hog SaysOn Sunday 20 July 2025, Start Bay recorded 48 wave observations across two observed days, with 100% coverage of the period. Wave heights averaged 3.9 ft (1.6–5.9 ft), periods averaged 5 seconds (4–6 seconds), and water temperatures averaged 16.9°C (16.6–17.1°C); no wind observations were supplied.
Generated only from the observations and comparisons shown on this page.
Line chart showing wave height, wave period and sea temperature for Start Bay. Use the detailed observations table below for the same data in text form.
Sorry, there is no wave data :(
for Sun, Jul 20, 2025
About Start Bay wave buoy
Start Bay is a Datawell Directional WaveRider station off the south Devon coast. First deployed in April 2007, it measures waves entering the bay between Start Point and the Dartmouth approaches. Available observations include wave height, period and direction, sea temperature and calculated wave power.
| Hour | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 6 | 4 | SSE | 16.7 | |
| 6 | 4 | SSE | 16.7 | |
| 5 | 4 | SSE | 16.7 | |
| 5 | 4 | SSE | 16.7 | |
| 5 | 4 | SSE | 16.8 | |
| 5 | 4 | SSE | 16.7 | |
| 5 | 4 | SSE | 16.7 | |
| 5 | 5 | SSE | 16.7 | |
| 6 | 5 | SSE | 16.7 | |
| 5 | 4 | S | 16.7 | |
| 6 | 5 | SSE | 16.7 | |
| 5 | 5 | SSE | 16.7 | |
| 5 | 5 | SSE | 16.7 | |
| 5 | 5 | S | 16.7 | |
| 4 | 5 | SSE | 16.8 | |
| 4 | 5 | SSE | 16.8 | |
| 4 | 5 | S | 16.8 | |
| 4 | 5 | SSE | 16.8 | |
| 4 | 5 | SE | 16.8 | |
| 4 | 5 | S | 16.8 | |
| 4 | 5 | SE | 16.8 | |
| 4 | 5 | S | 16.8 | |
| 3 | 5 | SSW | 16.8 | |
| 4 | 5 | SSW | 16.9 | |
| 4 | 5 | S | 17.0 | |
| 4 | 5 | S | 17.1 | |
| 4 | 5 | S | 17.1 | |
| 4 | 5 | S | 17.1 | |
| 4 | 5 | SSW | 17.1 | |
| 4 | 5 | S | 17.1 | |
| 4 | 6 | S | 17.1 | |
| 4 | 6 | S | 17.1 | |
| 3 | 5 | S | 17.1 | |
| 3 | 5 | S | 17.1 | |
| 4 | 5 | S | 17.1 | |
| 4 | 6 | S | 17.0 | |
| 4 | 6 | S | 17.0 | |
| 3 | 6 | S | 17.1 | |
| 4 | 6 | S | 17.1 | |
| 3 | 6 | S | 17.0 | |
| 3 | 6 | S | 17.0 | |
| 3 | 6 | S | 17.0 | |
| 3 | 5 | S | 17.0 | |
| 2 | 5 | S | 17.0 | |
| 2 | 5 | S | 16.7 | |
| 2 | 4 | S | 16.7 | |
| 2 | 4 | SSE | 16.7 | |
| 2 | 4 | S | 16.6 |