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A day after intense snow squalls battered the Greater Toronto Area, a Colorado low is bringing significant snowfall to southern Ontario Friday night and into Saturday.

Environment Canada said five to 10 centimetres of snow may fall with some localized areas seeing up to 15 centimetres.

Emergency crews already keeping busy with crashes on the snowy roads. Minor injuries at this one @ Hwy 7 & Centre St, Vaughan. #onstorm pic.twitter.com/dfGv1e6ZHm — Jeremy Cohn (@JeremyGlobalTV) December 17, 2016

The weather agency said with milder air coming in on Saturday, it could possibly cause the white stuff to change into rain for some regions.



0:57 Toronto expected to get another 10 to 15 centimetres of snow Toronto expected to get another 10 to 15 centimetres of snow WATCH: Special weather statements have been issued for much of southern Ontario. A system will bring another five to 15 centimetres of snow into Saturday. Carla Bosaki has more.

Environment Canada issued special weather statements for several communities, including the following areas:

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• Toronto

• York – Durham

• Halton-Peel

• Hamilton

• Dufferin – Innisfil

• Waterloo-Wellington

• Belleville

• Kingston

• Windsor – Essex – Chatham-Kent

• London – Middlesex

• Oxford – Brant

• Niagara

Forecasters said the rain will change back to some snow Saturday night “as colder air returns in the wake of the low, with perhaps a couple more centimetres of snow possible.”

In preparation for Friday’s storm, some institutions posted cancellations and advisories on social media.

All permits, International Language programs & Continuing/Adult Ed classes are cancelled for Saturday, Dec. 17. Please RT. cc @Peel_ConEd pic.twitter.com/wlTNEeGvQw — Peel School Board (@PeelSchools) December 16, 2016

#YorkU continues to monitor weather tonight. Check after 5:30am for an update on Saturday morning exams: https://t.co/gJqrJcD6Hi — York University News (@YorkUnews) December 17, 2016

Snow is in the forecast for this evening. Please check your flight status with your airline before heading to the airport. — Toronto Pearson (@TorontoPearson) December 16, 2016

Dec 16: Weather may result in delays and cancellations. Please check with your airline for flight status and updates. — Billy Bishop Airport (@BBishopAirport) December 16, 2016

WATCH: After Thursday’s snow squalls, many are hoping there won’t be a repeat of treacherous conditions. Marianne Dimain reports.

2:47 City crews preparing for snow storm Friday night City crews preparing for snow storm Friday night

The news of another snowfall event comes after much of southern Ontario was blanketed by a snow squall on Thursday causing havoc for motorists with near whiteout conditions in some areas.

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Ontario Provincial Police said they received over 500 collision reports on provincially-patrolled roads in the GTA and surrounding areas on Thursday.

READ MORE: ‘Massive snow squall’ slams the GTA, causing traffic delays across the region

The wintry weather conditions also caused delays for the GTA’s public transportation network. GO Transit, the Toronto Transit Commission and Pearson International Airport all experienced slow downs during Thursday’s snow squall.

Environment Canada is reminding the public to expect deteriorating winter travel conditions Friday evening and into Saturday.

#ExtremeColdWeatherAlert continues in Toronto today. How to stay healthy in extreme cold: https://t.co/YAl1U1TCWG — Toronto PublicHealth (@TOPublicHealth) December 16, 2016