Frost warning issued for southern Ontario

For those heading back to work or outdoors after the long weekend, it’s a good idea to layer up—southern Ontario is under a frost advisory.

Patchy frost is expected early Tuesday morning as temperatures fall to near zero degrees Celsius.

According to Environment Canada a frost advisory is issued when temperatures are expected to drop near or below freezing—endangering plants and crops during the growing season.

The following areas are impacted:

• Hamilton
• Halton Hills
• Oakville
• Milton
• Burlington
• Pickering
• Ajax
• Whitby
• Oshawa
• Clarington
• Simcoe – Delhi – Norfolk
• Dunnville
• Caledonia
• Haldimand
• London
• Parkhill
• Eastern Middlesex County
• Strathroy –
• Komoka
• Western Middlesex County
• St. Thomas
• Aylmer
• Eastern Elgin County
• Rodney
• Shedden
• Western Elgin County
• Woodstock
• Tillsonburg
• Oxford County
• Brantford
• County of Brant
• Vaughan
• Richmond Hill
• Markham
• Belleville
• Quinte West
• Eastern Northumberland County
• Cobourg
• Colborne
• Western Northumberland County
• Kingston
• Odessa
• Frontenac Islands
• Napanee
• Consecon
• Picton
• Sandbanks Park
• Brockville
• Prescott
• Gananoque
• Mallorytown
• Caledon

Residents in these frost-prone areas are advised to cover up plants and take preventative measures to protect plants and trees sensitive to the cooler conditions.

Individuals are advised to monitor for updates and changes issued by Environment Canada.