Regional Coastal Monitoring Programmes

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Note that these are real-time data and are not quality-controlled. Long-range graphs are plotted from a randomised subsample of half-hourly data.

Sandown Bay


Additional Information

 Wave buoy location  50° 39.03' N  001° 07.67' W
 WMO code  6201010
 Approximate water depth  10.7 m CD
 Approximate spring tidal range  3.3 m
 Storm alert threshold  2.41 m



Wave parameters are recorded using a Datawell Directional WaveRider Mk III buoy. The buoy was deployed on 16 July 2003 from the MV Wessex Explorer, at which time the magnetic declination at the site was 2.9° west, changing by 0.14° east per year.

22/05/2019 Scheduled service
11/12/2018 Scheduled service
15/05/2018 Scheduled service
15/11/2017 Due to technical difficulties during a scheduled service, the buoy was recovered. It will be redeployed ASAP. 
18/05/2017 Scheduled service
01/12/2016 Scheduled service
11/05/2016 Scheduled service
25/09/2015   Scheduled service
09/07/2015 The buoy has been re-deployed
06/07/2015 The buoy came adrift earlier today.  It has kindly been recovered by a local mariner and is safely moored in Bembridge
05/03/2015 Scheduled service
08/07/2014 Scheduled service
30/01/2014 Scheduled service
23/07/2013 Buoy redeployed
18/07/2013 Buoy came adrift from mooring at 01:00. Now recovered to Langstone harbour
19/06/2013 Scheduled service
06/12/2012 Scheduled service plus battery change
04/12/2012 Data stopped being transmitted at 21:30. Will be serviced at earliest opportunity
25/07/2012 Scheduled service
17/01/2012 Scheduled service
19/02/2011 Scheduled service
03/06/2010 Scheduled service and hull swap
10/12/2009 Scheduled service
27/07/2009 Scheduled service
13/02/2009 Scheduled service and hull swap
22/01/2008 Scheduled service
02/02/2007 The router has failed and is being reduced but the buoy is continuing to record data
13/05/2004 W@ves21 software updated
02/03/2004 Scheduled service
01/09/2003 The phone line problem has been fixed. Backlog of data has now been transferred.
28/08/2003 No data transferred due to phone line problems
29/03/2003 Internet connection at Sandown shorestation is down, BT have been notified


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