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Start Bay wave buoy daily averages for Aug 2021

Daily averages from the Start Bay wave buoy for Aug 2021, including available wave height, period, direction, wind and sea temperature data.

Last observation shown

Data available:  to 

Monthly averages for

Latest

Period Summary

AI-generated summary. Hog Says

In August 2021, Start Bay recorded 741 observations across 32 observed days, compared with 31 calendar days. Average wave height was 1.4 ft (range 0.4–5.1 ft) and wave period 3.9 seconds (2–7 seconds); water temperature averaged 16.2°C (15–18.2°C), while recorded wind speed was 0 mph throughout. Across seven historical Augusts, average wave height was 1.5 ft, wave period 7.1 seconds and water temperature 16.8°C.

Generated only from the observations and comparisons shown on this page.

Average Wave Height

1.4ft
Observed range: 0.4 — 5.1ft

Average Wave period

3.9secs
Observed range: 2 — 7secs

Average Wave Direction

SSE

Average Water temperature

16.2°C
Observed range: 15 — 18.2°C

Compared With Previous Augusts

Historical baseline from 4,543 observations across 7 years.

Wave Height
1.4ft
0.1ft below average
Historical average 1.5ft
Wave Period
3.9s
3.2s below average
Historical average 7.1s
Water Temperature
16.2°C
0.6°C below average
Historical average 16.8°C

Chart showing grouped wave observations for Start Bay. Use the table on this page for a text version of the same measurements. To open hourly observations, use a linked day name in the table.

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.

Start Bay wave buoy daily averages Aug 2021last observation shown
DayWave height (ft)Wave Period (s)Wave DirectionWater Temp (°C)
14SSE16.4
14SSE16.3
14SE16.5
14SSE17.0
24S16.4
35S16.2
24S15.8
24S15.5
24S15.4
14SSE15.4
14S15.4
14SSE15.4
14SSW15.4
14S15.6
24S15.6
16S15.6
14S15.6
14SSE15.8
14S15.9
13SSE16.1
14S16.1
15S16.1
13ESE16.1
24E16.5
34E16.8
14ESE17.0
13E17.0
23E17.1
13E17.3
34E17.2
34E17.3
The observation data displayed on this page is from the Regional Coastal Monitoring Programme.

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