St Mary's Sound wave buoy observations on Sat, Jun 27, 2026

Hourly readings from the St Mary's Sound wave buoy for Sat, Jun 27, 2026, including available wave height, period, direction, wind and sea temperature data.

Last observation shown Sun, Jun 28, 2026, 00:30

Oldest observation available Sun, Jul 3, 2016

Daily averages for Jun 2026

Period Summary

Hog Says

St Mary’s Sound wave buoy recorded 48 observations on Saturday 27 June 2026, covering the full stated period and two observed days. Wave heights averaged 3.8 ft, ranging from 2.3 to 5.6 ft, while wave periods averaged 4.3 seconds, ranging from 4 to 5 seconds. Water temperature averaged 15.2°C, with 48 readings ranging from 14.5 to 15.7°C; wind data were unavailable.

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

About St Mary's Sound wave buoy

St Mary's Sound station lies between the islands of St Mary's and St Agnes in the Isles of Scilly. The National Network first deployed its Datawell Directional WaveRider in May 2014 to measure the exposed nearshore wave climate around the archipelago. The station reports wave height, period and direction together with sea temperature.

St Mary's Sound wave buoy hourly observations Sat, Jun 27, 2026last observation shown Sun, Jun 28, 2026
Hour	Wave height (ft)	Wave Period (s)	Wave Direction	Water Temp (°C)
Sat 01:00	3	4	SSW	15.7
Sat 01:30	3	4	SSW	15.6
Sat 02:00	3	4	SSW	15.5
Sat 02:30	3	4	SSW	15.5
Sat 03:00	2	4	SSW	15.5
Sat 03:30	2	4	SSW	15.5
Sat 04:00	2	4	SSW	15.4
Sat 04:30	2	4	SW	14.9
Sat 05:00	2	4	SSW	15.0
Sat 05:30	2	4	SSW	15.1
Sat 06:00	3	4	SW	15.4
Sat 06:30	3	4	SSW	15.2
Sat 07:00	3	4	SW	14.5
Sat 07:30	3	4	SW	15.0
Sat 08:00	3	4	SW	15.2
Sat 08:30	3	4	SW	15.2
Sat 09:00	3	4	SSW	15.2
Sat 09:30	3	4	SW	15.2
Sat 10:00	3	4	SSW	15.2
Sat 10:30	3	4	SW	14.9
Sat 11:00	4	4	SW	15.0
Sat 11:30	4	4	SW	15.5
Sat 12:00	4	4	SW	15.5
Sat 12:30	4	4	SW	15.4
Sat 13:00	4	4	SW	15.5
Sat 13:30	5	4	SSW	15.4
Sat 14:00	5	4	SSW	15.3
Sat 14:30	5	4	SSW	15.3
Sat 15:00	5	4	SSW	15.4
Sat 15:30	5	4	SSW	15.4
Sat 16:00	5	4	SSW	15.4
Sat 16:30	4	4	SSW	15.4
Sat 17:00	4	4	SSW	15.3
Sat 17:30	5	5	SW	15.0
Sat 18:00	6	5	SW	15.2
Sat 18:30	5	5	SW	15.3
Sat 19:00	5	5	SW	15.3
Sat 19:30	5	5	SW	15.0
Sat 20:00	5	5	SW	15.1
Sat 20:30	5	5	SW	15.2
Sat 21:00	5	5	SW	15.2
Sat 21:30	4	5	SW	15.3
Sat 22:00	4	5	SW	15.2
Sat 22:30	4	5	SW	15.0
Sat 23:00	4	5	SW	14.8
Sat 23:30	4	5	SW	14.8
Sun 00:00	4	4	SSW	14.5
Sun 00:30	4	4	SSW	14.9

The observation data displayed on this page is from the Regional Coastal Monitoring Programme.

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