Hazardous winter storm conditions today.What:Snowfall amounts of 20 to 40 cm. Locally higher amounts are possible.Accumulations may near or exceed 50 cm, particularly for southern parts of Etobicoke and Mississauga.Peak snowfall rates of 5 to 8 cm per hour.Significantly reduced visibility in blowing snow with winds gusting up to 50 km/h.When:Continuing through the overnight.Additional information:The band of lake enhanced snow off Lake Ontario will affect the City of Toronto and the western Greater Toronto Area through Oakville and Burlington this afternoon. Snowfall rates will be considerably heavier in this band. Locations affected by lake enhancement will receive the highest snowfall amounts.Lake enhancement will continue to shift southward toward Hamilton this evening as winds become northeasterly.Snow will taper to periods of light snow or flurries overnight.###Roads and walkways will likely be very difficult to navigate. Travel will likely be hazardous. Visibility will likely be suddenly reduced to near zero at times.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.

Winter storm conditions today.What:Snowfall amounts of 15 to 30 cm. Locally higher amounts are possible.Significantly reduced visibility in blowing snow with winds gusting up to 50 km/h.When:Continuing through the overnight.Additional information:The band of lake enhanced snow off Lake Ontario will affect the City of Toronto and the western Greater Toronto Area through Oakville and Burlington this afternoon. Snowfall rates will be considerably heavier in this band. Locations affected by lake enhancement will receive the highest snowfall amounts.Lake enhancement will continue to shift southward toward Hamilton this evening as winds become northeasterly.Snow will taper to periods of light snow or flurries overnight.###Roads and walkways may be very difficult to navigate. Travel may be hazardous.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.