Severe Thunderstorm watch for: St. Thomas – Aylmer – Eastern Elgin County ISSUED BY ENVIRONMENT CANADA AT 10:50 AM EDT WEDNESDAY 10 JULY 2013
Potential for severe thunderstorms this afternoon and evening along a cold front. This is an alert to the potential development of severe thunderstorms with large hail, damaging winds or heavy rainfall..Monitor weather conditions and listen for updated bulletins.
A cold front will cross Southern Ontario from west to east this afternoon and evening. Conditions ahead of and along the front will be favourable for the development of severe thunderstorms. Wind gusts to 90 km/h are possible with these storms, as well as hail 2 cm in diameter and heavy downpours up to 50 mm in an hour. The front will affect Southwestern Ontario early this afternoon, the Greater Toronto area and South Central Ontario by mid afternoon, and Eastern Ontario late this afternoon and early this evening. Environment Canada is closely monitoring this situation and will issue further watches and warnings as necessary.