The Met Office said gusts of wind have reached 99mph at Needles Old Battery on the Isle of Wight:
Revellers have avoided muddy conditions so far despite occasional light showers as Bestival enjoys its 10th anniversary party.
Police have said that they are "keeping an open mind" after the search for two boys reported missing on the Isle of Wight was cancelled.
The Coastguard has said that reports of two missing boys were "either a hoax or a false report."
A Coastguard spokeswoman said they were hoping to get in contact with the parents of the two boys.
She said: "We would like to hear from the parents to confirm that the children are, in fact, safe."
It is understood that the boys were reported missing at midday but the parents had not been in contact with the emergency services since about 1pm.
The Coastguard have tweeted to say that they have stood down their search for two young boys on the Isle of Wight:
In an interview with a local radio station on the Isle of Wight, Maggie Hill from the Maritime and Coastguard Agency has appealed for the parents of the boys reported missing to get in touch.
You can listen to the interview here.
Coastguard and police are searching for two young boys who have gone missing from a popular tourist beach on the Isle of Wight.
The Coastguard are searching for two unnamed boys who are missing on the Isle of Wight.
Police are also searching for the pair.