(BlackburnNews.com file photo by Melanie Irwin)(BlackburnNews.com file photo by Melanie Irwin)
London

Snow squall watch in effect

Additional snow is in the forecast for portions of southwestern Ontario.

Environment Canada has issued a snow squall watch for the following areas:

  • Strathroy - Komoka - Western Middlesex County
  • Chatham-Kent - Rondeau Park
  • Rodney - Shedden - Western Elgin County
A significant snow system will move through the region Saturday night, but the weather agency says there is potential for additional snow in some areas, thanks to possible squalls along the Lake Huron shore, moving north along the shoreline Sunday morning.

Squalls are expected to shift slightly eastward Sunday afternoon but stay in a holding pattern over the area through Sunday night. Areas most affected will be portions of Lambton County east of Sarnia, western Middlesex County, eastern Chatham-Kent, and extreme western Elgin County.

Additional local snowfall amounts will be on the order of 10 to 15 centimetres in some places into Sunday afternoon. Local amounts in excess of 25 centimetres may occur late Sunday as the squalls become more stationary.

Bitterly cold temperatures and wind chills are also expected to occur. The squalls are expected to weaken Monday morning.

Environment Canada says snow squalls cause weather conditions to vary considerably, with changes from clear skies to heavy snow within just a few kilometres common. Road closures are possible. Consider postponing non-essential travel until conditions improve. If you become stranded in a vehicle, do not leave. The vehicle offers a form of protection from the cold and a single person walking through the snow is harder to find than a stranded car or truck. Public Safety Canada encourages everyone to make an emergency plan and get an emergency kit with drinking water, food, medicine, a first-aid kit and a flashlight.

As of 9 p.m. Saturday night, a special weather statement was in effect for Brant and Norfolk Counties due to very cold temperatures and wind chills.

Keep following BlackburnNews.com for continued weather updates.

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