Fog advisory in effect for Mississauga, Brampton, Hamilton, Halton, Niagara and Durham

There is fog advisory in effect for:

• Mississauga
• Brampton
• Hamilton
• Burlington
• Oakville
• Caledon
• Halton Hills
• Milton
• Pickering – Oshawa
• Uxbridge – Beaverton
• Niagara Falls – Welland
• St. Catharines – Grimsby

Near zero visibility in fog has developed early this evening.

Fog is expected to dissipate after the wind direction shifts to northwesterly overnight.

Visibility may be significantly and suddenly reduced to near zero.

Travel is expected to be hazardous due to reduced visibility in some locations.