Significant spring snow threat targets Ontario this week
Alerts in Effect
Snowfall WarningIssued at 23:29 Sunday 18 April 2021
Heavy snow and local blowing snow tonight into Monday. 15 to 25 cm likely.
Snow has begun for areas near and north of Lake Superior this evening and will continue to spread east as the night progresses. Snow may fall heavily at times tonight into Monday with snowfall rates of a few centimetres per hour possible at times. Total amounts of 15 to 25 cm are likely, particularly inland from Lake Superior.
In addition, northerly winds gusting to 50 km/h will result in areas of poor visibility due to blowing snow.
Travel along Highway 11 and 17 will be hazardous at times tonight into Monday.
Conditions should improve Monday afternoon for areas northwest of Lake Superior and later in the day for areas farther east.
Rapidly accumulating snow could make travel difficult over some locations. Visibility may be suddenly reduced at times in heavy snow.
Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@canada.ca or tweet reports using #ONStorm.