Frost advisory in effect for:
- Cobourg – Colborne – Western Northumberland County
Some plants may be damaged or even destroyed by frost.
Frost and/or freeze. Temperatures falling to near or just below freezing.
A large swath of southern Ontario. Areas near the lakeshore may be mild enough to limit frost.
Tonight and early Wednesday morning. Frost is possible again in some areas Wednesday night and early Thursday morning.
Take preventative measures to protect frost-sensitive plants and trees.