The areas affected include... Harbor Beach to Port Sanilac MI... Lake Huron from Harbor Beach to Port Sanilac 5NM Off Shore to US/Canadian border... Lake Huron from Port Sanilac to Port Huron 5NM Off Shore to US/Canadian border... Port Sanilac to Port Huron MI...
At 745 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds up to 30 knots and small hail. These thunderstorms were located along a line extending from 14 nm north of Lexington to near Port Sanilac, moving east at 40 knots.
strong thunderstorms will be near... Port Sanilac around 750 PM EDT.