This is from the official site:
NEWSFLASH!! THE SUNRISE SITE WILL NOW OPEN AT 1PM ON THURSDAY MAY 29TH. PLEASE DO NOT ATTEMPT TO ENTER THE SITE BEFORE THIS.
DISABLED VISITORS ARE WELCOME TO THE SITE HOWEVER PLEASE DO SO WITH CAUTION. THE GROUND QUALITY IS LESS THAN IDEAL AND YOU MAY HAVE DIFFICULTY TRAVELLING AROUND THE SITE. WE EXPECT CONDITIONS TO IMPROVE, HOWEVER, DISABLED VISITORS COME AT THEIR OWN RISK.
The weather has eased somewhat and we expect the Festival will be a great (if not slightly muddy) success. Bring your wellies!!
Good luck, those who are still going. People who are still wavering can follow developments in our thread atÃ‚Â http://www.gladtalk.co.uk/forum/sunrise-weather-t5454.html