There will be a 07:30 GMT pitch inspection ahead of the Inverness CT v Hearts match in the Premiership, with heavy snow forecast overnight.
In the Championship, Dumbarton will hold a 10:00 inspection ahead of their game with Livingston.
There are three more fixtures under threat from waterlogged pitches after a prolonged period of rain.
Cowdenbeath v Forfar, Berwick Rangers v Queen’s Park and East Fife v Clyde will have morning inspections.
Planned pitch inspections for Saturday 30 January:
Inverness CT v Hearts
Dumbarton v Livingston
Cowdenbeath v Forfar
Berwick Rangers v Queen’s Park
East Fife v Clyde