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Start Bay wave buoy daily averages for Sep 2019

Daily averages from the Start Bay wave buoy for Sep 2019, 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 September 2019, Start Bay recorded 716 wave buoy observations across 31 observed days, or 103% of the 30 calendar days. Average wave height was 2.2 ft, ranging from 0.5 to 8.1 ft, and average wave period was 7.6 seconds, ranging from 2 to 20 seconds. Water temperature averaged 17°C, while wind fields were unavailable; five-year same-month averages were 1.9 ft wave height, 7.8 seconds wave period and 16.8°C water temperature.

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

Average Wave Height

2.2ft
Observed range: 0.5 — 8.1ft

Average Wave period

7.6secs
Observed range: 2 — 20secs

Available for 705 of 716 observations

Average Wave Direction

SSE

Average Water temperature

17°C
Observed range: 16.4 — 17.7°C

Compared With Previous Septembers

Historical baseline from 3,388 observations across 5 years.

Wave Height
2.2ft
0.3ft above average
Historical average 1.9ft
Wave Period
7.6s
0.2s below average
Historical average 7.8s
Water Temperature
17°C
0.2°C above 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 Sep 2019last observation shown
DayWave height (ft)Wave Period (s)Wave DirectionWater Temp (°C)
18S17.0
16SSE17.0
14S17.0
16S16.9
110S16.9
18S16.8
19SSE16.9
16ESE16.9
15SSE16.8
17SE16.9
210S16.9
111S17.0
28SSE17.1
26ESE17.1
19SSE17.3
110S17.3
26E17.3
35E17.3
35ESE17.3
-7E17.3
46E17.4
27SSE17.4
38S17.3
410S17.2
311S17.2
38S17.1
39S16.9
38S16.8
410S16.7
38S16.6
The observation data displayed on this page is from the Regional Coastal Monitoring Programme.

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