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WARNING MESSAGES AND EVACUATION Hugh Gladwin. Warning messages work when they warn people who then are able to take appropriate action given the constraints.

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Presentation on theme: "WARNING MESSAGES AND EVACUATION Hugh Gladwin. Warning messages work when they warn people who then are able to take appropriate action given the constraints."— Presentation transcript:

1 WARNING MESSAGES AND EVACUATION Hugh Gladwin

2 Warning messages work when they warn people who then are able to take appropriate action given the constraints of their situation

3 HURRICANE IVAN BEHAVIORAL ANALYSIS Prepared by Dewberry and Davis, LLC for the Federal Emergency Management Agency and the U.S. Army Corps of Engineers, Wilmington and Mobile Districts July 2005

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9 Intensification before landfall over day and night hours with four fairly well behaved hurricanes in terms of track forecast Katrina Andrew Opal Floyd

10 Boxes = night KATRINA to landfall in LA/MS Sunday Aug 28 Saturday Aug 27 Friday Aug 26 Katrina #13 10am CDT Friday 6 kt forward speed cat 2 tropical storm force winds Florida Panhandle Monday 8am cat 2 eye landfall Monday 11 am

11 Katrina #13 10am CDT Friday 6 kt forward speed cat 2 tropical storm force winds Florida Panhandle Monday 8am cat 2 eye landfall Monday 11 am

12 Boxes = night KATRINA to landfall in LA/MS Sunday Aug 28 Saturday Aug 27 Friday Aug 26 Katrina #14 4pm CDT Friday 7 kt forward speed cat 2 tropical storm force winds Monday 8am cat 3-4 eye landfall Monday pm

13 Katrina #14 4pm CDT Friday 7 kt forward speed cat 2 tropical storm force winds Monday 8am cat 3-4 eye landfall Monday pm

14 Boxes = night KATRINA to landfall in LA/MS Sunday Aug 28 Saturday Aug 27 Friday Aug 26 Katrina #17 10am CDT Saturday 6 kt forward speed cat 3 tropical storm force winds Monday 3am cat 4 eye landfall Monday 10 am

15 Katrina #17 10am CDT Saturday 6 kt forward speed cat 3 tropical storm force winds Monday 3am cat 4 eye landfall Monday 10 am

16 Boxes = night KATRINA to landfall in LA/MS Sunday Aug 28 Saturday Aug 27 Friday Aug 26 Katrina #22 7am CDT Sunday 10 kt forward speed cat 5 tropical storm force winds Sunday 10pm cat 4 eye over New Orleans Monday 11 am

17 Katrina #22 7am CDT Sunday 10 kt forward speed cat 5 tropical storm force winds Sunday 10pm cat 4 eye over New Orleans Monday 11 am

18 Boxes = night KATRINA to landfall in LA/MS Sunday Aug 28 Saturday Aug 27 Friday Aug 26 Katrina #22 7am CDT Sunday 10 kt forward speed cat 5 tropical storm force winds Sunday 10pm cat 4 eye over New Orleans Monday 11 am

19 Boxes = night ANDREW

20 Boxes = night OPAL Monday August 2 1995 Tuesday August 3 1995 Wednesday August 4 1995 Opal #21 4pm CDT Monday 5 kt forward speed cat 1 tropical storm force winds Thursday 5 am cat 2 eye landfall Thursday 2 pm

21 Opal #21 4pm CDT Monday 5 kt forward speed cat 1 tropical storm force winds Thursday 5 am cat 2 eye landfall Thursday 2 pm

22 Boxes = night OPAL Monday August 2 1995 Tuesday August 3 1995 Wednesday August 4 1995 Opal #24 10 am CDT Tuesday 8 kt forward speed cat 1 tropical storm force winds Wednesday 10 pm cat 1 eye landfall Thursday 5 am

23 Opal #24 10 am CDT Tuesday 8 kt forward speed cat 1 tropical storm force winds Wednesday 10 pm cat 1 eye landfall Thursday 5 am

24 Boxes = night OPAL Monday August 2 1995 Tuesday August 3 1995 Wednesday August 4 1995 Opal #26 10pm CDT Tuesday 20 kt forward speed cat 3 tropical storm force winds Wednesday 10 am cat 3 eye landfall Wednesday 6 pm

25 Opal #26 10pm CDT Tuesday 20 kt forward speed cat 3 tropical storm force winds Wednesday 10 am cat 3 eye landfall Wednesday 6 pm

26 Boxes = night OPAL Monday August 2 1995 Tuesday August 3 1995 Wednesday August 4 1995 Opal #27 4am CDT Wednesday 17 kt forward speed cat 3 tropical storm force winds Thursday 11 am cat 3 eye landfall Thursday 8 pm

27 Boxes = night FLOYD

28 WARNING MESSAGES AND EVACUATION Hugh Gladwin


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