Despite problems in some parts of England caused by flooding, there should be no weather problems affecting Bognor Regis this weekend. Friday is predicted to be 6C but quite wet, with 4C and dry at night. Saturday is showery but Sunday is predicted a sunny 7C! Monday is predicted showery, at 8C. (Updated Thursday)
There should also be no problems with travelling by train to Bognor from London or Gatwick Airport. Information on services and fares can be found at the Southern Railway website. Note they offer reductions for groups and children under-16 travel for just £2 off-peak with an adult.