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Start Bay wave buoy daily averages for Jan 2021

Daily averages from the Start Bay wave buoy for Jan 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 January 2021, Start Bay’s wave buoy recorded 733 observations across all 31 days. Average wave height was 2.8 ft, ranging from 0.3 to 10.4 ft, while the average wave period was 4.9 seconds; water temperature averaged 9.7°C, from 7.9 to 10.7°C.

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

Average Wave Height

2.8ft
Observed range: 0.3 — 10.4ft

Average Wave period

4.9secs
Observed range: 2 — 9secs

Average Wave Direction

SSE

Average Water temperature

9.7°C
Observed range: 7.9 — 10.7°C

Compared With Previous Januarys

Historical baseline from 5,142 observations across 7 years.

Wave Height
2.8ft
0.2ft below average
Historical average 3ft
Wave Period
4.9s
4.9s below average
Historical average 9.8s
Water Temperature
9.7°C
0.7°C below average
Historical average 10.4°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 Jan 2021last observation shown
DayWave height (ft)Wave Period (s)Wave DirectionWater Temp (°C)
14SE10.6
14E10.6
34E10.5
55E10.2
55E9.7
34E9.5
24ESE9.3
14ESE9.3
24E9.2
14ESE9.1
13S9.2
25S9.5
24S9.6
25S9.7
25S9.6
35S9.6
16S9.5
25S9.5
45S9.8
75S10.0
36S9.8
38S9.4
27S9.4
26S9.4
26S9.4
34S9.5
25SSE9.7
35S9.8
45S9.8
55SSE9.9
66SSE9.7
The observation data displayed on this page is from the Regional Coastal Monitoring Programme.

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