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Winds will remain gusty on Thursday, reaching 40-60 km/h, and up to 80 km/h along lakeshores, creating blowing and drifting snow.
Persistent squalls in snowbelt areas, such as Highway 21, 6, and 10, could result in whiteouts and road closures.
Snow accumulations through Saturday could reach 40-50+ cm, with some areas, including Listowel, Mitchell, and Huron County, seeing up to 60 cm. Residents should monitor potential school closures on Friday.
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Forecasters expect dominant snow squalls on Friday morning, as well.
One squall off Lake Huron may stretch from Goderich to Woodstock and along Highway 8 and parts of the 401 and 403.
Another squall off Georgian Bay will affect areas near Lake Simcoe, the 400, 404, and eastern sections of the 401. Hazardous visibility and travel conditions will persist through Friday, easing by Friday night into Saturday morning.