Department of Homeland Security

(U//FOUO) DHS Hurricane Irene Infrastructure Protection Analysis Summary August 27, 2011

Hurricane Irene Analysis Summary: ADVISORY 24

  • 2 pages
  • For Official Use Only
  • August 27, 2011

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Forecast Storm Characteristics

  • Near boundary of Category 2/3 hurricane at landfall
  • Maximum sustained winds of 110 miles per hour with higher gusts
  • Tropical storm force winds up to 290 miles from center of circulation; hurricane force winds up to 90 miles from center of circulation
  • Estimated storm surge of up to 11 feet
  • Rainfall accumulations of 6 to10 inches expected with isolated maximum amounts of 15 inches

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