Play is abandoned at Armstrong (Albert Park 12), Como East, Corben, Flem Rd Oval, Holland Park and Walter St Reserve.
Starts are delayed to 1.30pm (70 overs) at Crawford, Fawkner Park 1 and Fawkner Park 4.
All other matches remain at fixtured starting time.
Pitches and wicket tables must be covered after play at all grounds with Sunday games.
This includes all City of Melb grounds.