On Saturday 2 June, the Epsom Derby takes place. Visitors should use Tattenham Corner and Epsom Down stations because of major refurbishment work at Epsom station.
All fast trains calling at Tattenham Corner station from Victoria and London Bridge will be lengthened to 8 carriages
On Sunday 3 June, the Royal River Pageant takes place with around 90,000 people expected to view the event from Battersea Park.
Until 15:00hrs, for the safety and comfort of passengers, no northbound trains will call at Battersea Park, with passengers being required to circulate via Victoria.
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Ambulances with patients inside had to wait for hours outside Queen Alexandra Hospital in Portsmouth over the weekend.
Monday evening's forecast for the west of the region
Monday evening's forecast for the east of the region