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 pam 7am cdt mon sep 27 2004

HURRICANE PAM7AM CDT Mon Sep 27, 2004

Pre-Landfall

Briefing Package #4


Past and current conditions

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

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

Satellite Image

Images Courtesy of LSU Earth Scan Laboratory


Satellite loop

Satellite Loop

Images Courtesy of LSU Earth Scan Laboratory


Onset of hurricane force wind

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

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

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 Rainfall


24 hour future rainfall

24 Hour Future Rainfall


48 hour future rainfall

48 Hour Future Rainfall


72 hour future rainfall

72 Hour Future Rainfall


Forecast river status

Forecast River Status


River flood outlook

River Flood Outlook


Pearl river bogalusa la

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

Amite River/Denham Springs, LA

  • Major Flooding

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


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