Hurricane pam 7am cdt mon sep 27 2004
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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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HURRICANE PAM7AM 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.

    • 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.


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


Satellite Image

Images Courtesy of LSU Earth Scan Laboratory


Satellite Loop

Images Courtesy of LSU Earth Scan Laboratory


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


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


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


24 Hour Rainfall


24 Hour Future Rainfall


48 Hour Future Rainfall


72 Hour Future Rainfall


Forecast River Status


River Flood Outlook


Pearl River / Bogalusa, LA

  • Major Flooding

  • Bogalusa Water Treatment Plant

    will be Threaten

  • Property East of LA

    Hwy 21 will Flood


Amite River/Denham Springs, LA

  • Major Flooding

  • Flooding in subdivisions along Tiger Bend, Antioch, and Eliot Roads


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