Penzance wave buoy observations on Sat, Sep 20, 2025

Hourly readings from the Penzance wave buoy for Sat, Sep 20, 2025, including available wave height, period, direction, wind and sea temperature data.

Last observation shown Sun, Sep 21, 2025, 00:30

Oldest observation available Thu, Oct 14, 2010

Daily averages for Sep 2025

Period Summary

Hog Says

On 20 September 2025, Penzance recorded 47 wave buoy observations, covering 98% of the day. Wave heights averaged 2 ft, ranging from 1.5 to 3.1 ft, while wave periods averaged 3.7 seconds, ranging from 3 to 5 seconds. Water temperatures averaged 15.6°C, with no wind observations supplied.

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

About Penzance wave buoy

Penzance is a Datawell Directional WaveRider station in Mount's Bay off west Cornwall. First deployed by the National Network in April 2007, it records the comparatively sheltered wave climate on the bay's western side. Available observations include wave height, period and direction, sea temperature and calculated wave power.

Penzance wave buoy hourly observations Sat, Sep 20, 2025last observation shown Sun, Sep 21, 2025
Hour	Wave height (ft)	Wave Period (s)	Wave Direction	Water Temp (°C)
Sat 01:00	2	4	S	15.4
Sat 01:30	2	3	S	15.4
Sat 02:00	2	4	S	15.4
Sat 02:30	2	4	S	15.3
Sat 03:00	2	3	S	15.3
Sat 03:30	2	3	S	15.3
Sat 04:00	2	3	S	15.6
Sat 04:30	2	3	S	15.7
Sat 05:00	2	3	S	15.7
Sat 05:30	2	3	S	15.7
Sat 06:00	2	3	S	15.7
Sat 06:30	2	3	S	15.7
Sat 07:00	2	3	S	15.7
Sat 07:30	2	3	S	15.8
Sat 08:00	2	3	S	15.8
Sat 08:30	2	3	SSE	15.8
Sat 09:00	2	3	S	15.8
Sat 09:30	2	3	S	15.8
Sat 10:00	2	3	S	15.8
Sat 10:30	2	3	SSE	15.5
Sat 11:00	2	3	SSE	15.5
Sat 11:30	2	3	S	15.5
Sat 12:00	3	3	S	15.5
Sat 12:30	3	3	SSE	15.5
Sat 13:00	3	4	S	15.5
Sat 13:30	-	-	-	-
Sat 14:00	3	4	S	15.5
Sat 14:30	3	3	S	15.5
Sat 15:00	2	3	S	15.5
Sat 15:30	2	3	S	15.5
Sat 16:00	3	3	S	15.6
Sat 16:30	2	4	S	15.6
Sat 17:00	2	4	S	15.5
Sat 17:30	2	4	S	15.5
Sat 18:00	2	4	S	15.6
Sat 18:30	2	4	S	15.5
Sat 19:00	2	5	S	15.5
Sat 19:30	2	5	S	15.5
Sat 20:00	2	5	S	15.5
Sat 20:30	2	5	S	15.7
Sat 21:00	2	5	S	15.7
Sat 21:30	2	5	S	15.8
Sat 22:00	2	5	S	15.7
Sat 22:30	2	5	S	15.7
Sat 23:00	2	5	S	15.6
Sat 23:30	2	5	S	15.7
Sun 00:00	2	5	S	15.5
Sun 00:30	2	5	S	15.5

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

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