A night of torrential rain has left roads in Crawley flooded while streams have burst their banks.
Land around the brook in Maidenbower has flooded and Maidenbower Day Centre has closed.
There is flooding in both directions on the A264 between Copthorne and East Grinstead.
A lane is closed on the M23 exit slip road southbound at J10a B2036 Balcombe Road, because of flooding.
There is flooding in Bewbush Drive and Haslett Avenue East between Hazelwick Avenue.