Special Weather Statement issued August 17 at 3:12PM EDT by NWS

…A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL CLINTON…SOUTHERN GRAND ISLE…NORTHWESTERN CHITTENDEN AND SOUTHWESTERN FRANKLIN COUNTIES… At 310 PM EDT, a strong thunderstorm was located near South Hero, moving northeast at 15 mph. Winds in excess of 30 mph are possible with this storm.

Source: National Weather Service Alerts for Vermont