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HURRICANE EARL SUMMARY

HURRICANE EARL SUMMARY. UPDATED SEPTEMBER 2, 2010 11:00 AM. Hurricane Earl – Category 4 Storm. HURRICANE EARL PROJECTION. Major category 4 hurricane currently Earl will likely pass within 75 miles southeast of Nantucket late Friday evening

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HURRICANE EARL SUMMARY

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  1. HURRICANE EARL SUMMARY UPDATED SEPTEMBER 2, 2010 11:00 AM

  2. Hurricane Earl – Category 4 Storm

  3. HURRICANE EARL PROJECTION • Major category 4 hurricane currently • Earl will likely pass within 75 miles southeast of Nantucket late Friday evening • Probably as Category 2 hurricane, but cannot rule out Category 3 • Preparations should be complete by noon Friday

  4. HURRICANE EARLWATCHES/WARNINGS • Hurricane Warning: • Westport to Hull • But primary concern is with Cape Cod, Martha’s Vineyard, and Nantucket • Tropical Storm Warning • New Haven to Westport (southeast Connecticut and Rhode Island Coast including Block Island) • Tropical Storm Watch: • Hull, MA to Eastport, ME

  5. SOUTHERN NEW ENGLAND IMPACTSMarine • High seas, high surf, and dangerous rip currents through Saturday • 4 to 7 foot swells already approaching south coast waters • Dangerous rip currents likely along most ocean exposed beaches whether south or east facing this afternoon through Saturday • Seas over open coastal waters • 10 to 20 feet to left of track • 20 to 30+ feet very near track • 30 to 40+ feet to right of the track

  6. HURRICANE EARL IMPACTSWind • Be prepared for: • Hurricane force winds Nantucket, Cape Cod and Martha’s Vineyard • At least Tropical Storm Force winds with hurricane force gusts Buzzards Bay coast and Plymouth County coast • Tropical Storm Force winds (either sustained or in gusts) likely along the Rhode Island coast and Block Island • Tropical Storm Force wind gusts possible rest of Massachusetts coast • Tropical Storm Force gusts interior southeast Massachusetts • Any further shift to the west of the track would shift stronger winds to W and NW

  7. HURRICANE EARL IMPACTSHeavy Rain/Flooding • 2 to 4 inches of rain Rhode Island and eastern Massachusetts likely • Embedded spot amounts up to 6 inches possible somewhere within this area • 1 to 3 inches possible eastern Connecticut into eastern Worcester County Massachusetts • Streams and rivers with significant urban runoff likely to be biggest problems • May need to issue Flood or Flash Flood Watches later today

  8. HURRICANE EARL IMPACTSStorm Surge Flooding • Storm surge of 2 to 4 feet may cause minor flooding along vulnerable portions of the Nantucket, Chatham and Martha’s Vineyard shoreline during the Friday evening high tide • Surge of 2 to possibly 3 feet may cause spotty minor coastal flooding Narragansett Bay. • Fox Point Barrier water level could approach 7 feet MLLW for Friday afternoon high tide • Up to 2 feet of surge possible rest of Massachusetts east coast during Friday evening high tide with splashover possible • Minor to moderate storm surge flooding possible for Wellfleet and Provincetown harbors after Earl passes Friday night • 3 to 6 foot surge possible 3 to 5 AM but between high tides

  9. POST HURRICANE EARL • Sunny and breezy Saturday • NW wind gusts to 30 mph • Swells, surf, and rip currents subsiding during Saturday but still dangerous • No hazardous weather rest of Labor Day Weekend

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