Update: Environment Canada has ended the severe thunderstorm warning for the area.
Severe thunderstorm warning in effect for:
Sault Ste. Marie – St. Joseph Island
Searchmont – Montreal River Harbour – Batchawana Bay
At 4PM EDT, a line of severe thunderstorms over eastern Upper Michigan is rapidly moving eastward. This line should begin to affect Sault Ste. Marie and portions of Superior East by 5PM EDT.
Damaging winds to 90 km/h and 2 cm hail are the main threats. Very heavy rainfall and frequent lightning are also associated.
After this line moves through, additional showers and thunderstorms may affect the area tonight with localized heavy rainfall amounts possible.
Large hail can damage property and cause injury. Strong wind gusts can toss loose objects, damage weak buildings, break branches off trees and overturn large vehicles. Remember, severe thunderstorms can produce tornadoes. Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!
Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are likely to produce or are producing one or more of the following: large hail, damaging winds, torrential rainfall.
The Office of the Fire Marshal and Emergency Management recommends that you take cover immediately if threatening weather approaches.