Rain will move into Southern Ontario early Thursday morning. Most areas can expect a general 5 to 10 mm. There may be isolated non-severe thunderstorms.
Areas such as Goderich, Barrie, Huntsville, Bancroft and Ottawa can expect 10 to 20 mm.
Areas such as Brantford, Niagara Falls, Hamilton, Kitchener, Oakville and Peterborough can expect Trace to 5 mm.
Local rainfall amounts will be heavier if thunderstorms occur.