Overnight storms brought 30- to 45-mile-per-hour wind gusts and trees and wires came down in several towns.
In Guilford, several roads were closed and some have reopened.
Durham Road was closed at Alexander Drive, but has reopened.
Great Hill Road is closed at Durham Road.
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Route 154 is closed in both directions in Haddam between Goose Hill Road and Dudley Clark Road because of live wires.
In Essex, Route 604, Westbrook Road, is closed at Woodland Drive because a tree and wires are down.