Update, 9:25 a.m.: LIPA has reported that power has been restored completely to the area.
Original story: High winds aren't even expected until Monday afternoon, and over 1,300 were already without power in Riverhead around 7:30 a.m. on Monday.
According to a Long Island Power Authority outage map, a crew was been assigned to the power outage around the Route 105/Aquebogue area, and reduced the number without power down to about 415.
According to LIPA, power is expected to be restored to the remaining customers by 12:30 p.m.
One twitter user said power was out around East Main Street, near town hall, though it was restored a half hour later, around 7:40 a.m.
A weather alert from the National Weather Service states that Hurricane Sandy's strongest winds – including gusts of up to 85 miles per hour – are expected in the area Monday afternoon and evening.
According to the NWS, "Winds will be capable of downing trees and snapping off large tree branches. Power outages could be widespread and last at least several days."