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HURRICANE PAM 7AM CDT Mon Sep 27, 2004

HURRICANE PAM 7AM CDT Mon Sep 27, 2004. Pre-Landfall Briefing Package #4. Past and Current Conditions. Conditions Rapidly Deteriorating during Pre-dawn hours Burrwood NOAA C-man - NE 55kt gust 80 kt New Orleans Armstrong Int’l Airport NE 30 kt gust 45 kt in squall , 1.5 inches of rain.

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HURRICANE PAM 7AM CDT Mon Sep 27, 2004

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  1. HURRICANE PAM7AM CDT Mon Sep 27, 2004 Pre-Landfall Briefing Package #4

  2. Past and Current Conditions • Conditions Rapidly Deteriorating during Pre-dawn hours • Burrwood NOAA C-man - NE 55kt gust 80 kt • New Orleans Armstrong Int’l Airport • NE 30 kt gust 45 kt in squall , 1.5 inches of rain. • Tides 3 to 5 feet above normal east side of Plaquemines and St. Bernard Parishes. • Current and Expected Conditions Today • Hurricane conditions overspreading area. • Wind gust to 120 mph likely in coastal areas • Rapid increase in tide levels expected during day.

  3. Hurricane Pam – Adv. 48 • 28.0 N, 88.8 W • Category 3 Hurricane • Winds 120 mph • Expected to strike New Orleans Tuesday as Cat 3 • Hurricane Warning from Morgan City LA to AL/FL Border

  4. Satellite Image Images Courtesy of LSU Earth Scan Laboratory

  5. Satellite Loop Images Courtesy of LSU Earth Scan Laboratory

  6. Onset of Hurricane Force Wind • Current Day/Time • 7AM Monday • Onset of Hurricane Force Wind • 7AM to 7PM today • Seek refuge of last resort per advice of local emergency management

  7. Inland Winds • Hurricane Force Wind (>74 mph) as far north as Baton Rouge • 50-74 mph Winds Possible to Alexandria Area • Tropical Storm Force Winds Possible to Monroe

  8. Storm Surge Potential • SLOSH Model • Worst Case Scenario at Each Location • Category 3 Hurricane moving NNW 5 mph – with high tide option • 14 to 17 ft storm surge with locally higher values • Potential to overtop most levees

  9. 24 Hour Rainfall

  10. 24 Hour Future Rainfall

  11. 48 Hour Future Rainfall

  12. 72 Hour Future Rainfall

  13. Forecast River Status

  14. River Flood Outlook

  15. Pearl River / Bogalusa, LA • Major Flooding • Bogalusa Water Treatment Plant will be Threaten • Property East of LA Hwy 21 will Flood

  16. Amite River/Denham Springs, LA • Major Flooding • Flooding in subdivisions along Tiger Bend, Antioch, and Eliot Roads

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