Main Roads has advised motorists to exercise extreme caution on the roads this weekend.
South Western Highway has been flooded in both directions from Dix Road to Lecmercier Road at Cookernup.
Wet weather and heavy downpour has been forecast for the area this weekend.
Main Roads said motorists should use extreme caution while on the roads this weekend.
Perth to Bunbury train service returns
Missing woman found safe and well
Community fed up with teenage hoons terrorising Halls Head oval
Southern suburbs electrician claims $1.8 million Lotto win
Works continue on Pinjarra's Munday Avenue extension
Halls Head support worker charged with historic child sex offences
Severe thunderstorm warning cancelled for Mandurah, Bunbury
Fortnightly red bin collections to remain in the City of Rockingham after council rejects motion
Rate rises on the way for Rockingham, Mandurah ratepayers