BROOKHAVEN - Thousands of Suffolk County residents were under mandatory evacuation orders as Irene took aim at Long Island, and many people settled in at emergency shelters.

All Fire Island residents were under a mandatory evacuation order ahead of Hurricane Irene. Suffolk County Executive Steve Levy (R-Suffolk) said the mandate went into effect yesterday at 3 p.m.

Ferry service to Fire Island was halted at 5:10 p.m. yesterday until further notice. LIPA says it has cut power to Fire Island, including parts of Oak Beach, Captree and Robert Moses.

Residents in the towns of Islip and Brookhaven who live in low-lying areas and storm surge zones were also under evacuation orders.

In Brookhaven, Supervisor Mark Lesko issued a mandatory evacuation for Blue Point south of Montauk Highway, Patchogue south of Main Street, East Patchogue south of Main Street and east to the intersection of South Country Road, as well as south of South Country Road, Bellport south of South Country Road and Hamlet of Brookhaven south of South Country Road.

Also included in the evacuations are Shirley south of Golden Gate/Neighborhood Road, Mastic Beach Village, Moriches south of Main Street, Center Moriches south of Main Street, East Moriches south of East Moriches Boulevard, Newport Beach Community and Cedar Beach Peninsula, Mt. Sinai and Miller Place west of Landing Road and north of Harbor Beach Road.

The mandatory evacuations went into effect at 8 a.m. yesterday morning.

The Town of Southampton has also declared a state of emergency. Mandatory evacuations for residents in vulnerable areas began on the South Fork on Saturday morning.

A number of shelters across Suffolk County are open, including: - Riverhead High School - Robert Frost Middle School- Brentwood High School- Longwood Senior High School- Easthampton High School- Walt Whitman High School- North Babylon High School- Hampton Bays High School- Sachem East High School - Riverhead Middle School.

Click here for a list of emergency shelters on Long Island.

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