The RNLI Padstow all-weather and Rock D class inshore lifeboats were used to rescue four adults and three children on Butter Hole beach in Padstow.
A cliff walker spotted the words "send for help" written in the sand.
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Police say that anyone who sees Whitehouse should not approach him, but instead call them on 999 and quote incident 23 of 18 February.
Clear skies so frost overnight, leading to a very wet Sunday.
A dry evening, but Sunday is looking very wet!