URGENT WEATHER MESSAGE -- EXTREMELY DANGEROUS HURRICANE KATRINA CONTINUES TO APPROACH THE MISSISSIPPI RIVER DELTA

by National Weather Service, National Hurricane Center

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WWUS74 KLIX 282139
NPWLIX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW ORLEANS LA
413 PM CDT SUN AUG 28 2005

...EXTREMELY DANGEROUS HURRICANE KATRINA CONTINUES TO APPROACH THE
MISSISSIPPI RIVER DELTA...

...DEVASTATING DAMAGE EXPECTED...

MOST OF THE AREA WILL BE UNINHABITABLE FOR WEEKS...PERHAPS LONGER. AT
LEAST ONE HALF OF WELL CONSTRUCTED HOMES WILL HAVE ROOF AND WALL
FAILURE. ALL GABLED ROOFS WILL FAIL...LEAVING THOSE HOMES SEVERELY
DAMAGED OR DESTROYED.

THE MAJORITY OF INDUSTRIAL BUILDINGS WILL BECOME NON FUNCTIONAL.
PARTIAL TO COMPLETE WALL AND ROOF FAILURE IS EXPECTED. ALL WOOD
FRAMED LOW RISING APARTMENT BUILDINGS WILL BE DESTROYED. CONCRETE
BLOCK LOW RISE APARTMENTS WILL SUSTAIN MAJOR DAMAGE...INCLUDING SOME WALL AND ROOF FAILURE.

HIGH RISE OFFICE AND APARTMENT BUILDINGS WILL SWAY DANGEROUSLY...A
FEW TO THE POINT OF TOTAL COLLAPSE. ALL WINDOWS WILL BLOW OUT.

AIRBORNE DEBRIS WILL BE WIDESPREAD...AND MAY INCLUDE HEAVY ITEMS SUCH AS HOUSEHOLD APPLIANCES AND EVEN LIGHT VEHICLES. SPORT UTILITY
VEHICLES AND LIGHT TRUCKS WILL BE MOVED. THE BLOWN DEBRIS WILL CREATE ADDITIONAL DESTRUCTION. PERSONS...PETS...AND LIVESTOCK EXPOSED TO THE WINDS WILL FACE CERTAIN DEATH IF STRUCK.

POWER OUTAGES WILL LAST FOR WEEKS...AS MOST POWER POLES WILL BE DOWN AND TRANSFORMERS DESTROYED. WATER SHORTAGES WILL MAKE HUMAN SUFFERING INCREDIBLE BY MODERN STANDARDS.

THE VAST MAJORITY OF NATIVE TREES WILL BE SNAPPED OR UPROOTED. ONLY
THE HEARTIEST WILL REMAIN STANDING...BUT BE TOTALLY DEFOLIATED. FEW
CROPS WILL REMAIN. LIVESTOCK LEFT EXPOSED TO THE WINDS WILL BE
KILLED.

AN INLAND HURRICANE WIND WATCH IS ISSUED WHEN SUSTAINED WINDS NEAR
HURRICANE FORCE...OR FREQUENT GUSTS AT OR ABOVE HURRICANE FORCE...ARE POSSIBLE WITHIN THE NEXT 24 TO 36 HOURS.

LAZ038-040-050-056>070-MSZ080>082-290300-ASSUMPTION-HANCOCK-HARRISON-JACKSON-LIVINGSTON-LOWER JEFFERSON-LOWER LAFOURCHE-LOWER PLAQUEMINES-LOWER ST. BERNARD-LOWER TERREBONNE-ORLEANS-ST. CHARLES-ST. JAMES-ST. JOHN THE BAPTIST-ST. TAMMANY-TANGIPAHOA-UPPER JEFFERSON-UPPER LAFOURCHE-UPPER PLAQUEMINES-UPPER ST. BERNARD-UPPER TERREBONNE-413 PM CDT SUN AUG 28 2005

...INLAND HURRICANE WIND WARNING IS IN EFFECT...

HURRICANE KATRINA CONTINUES TO APPROACH THE AREA. TROPICAL STORM
FORCE WINDS ARE CURRENTLY MOVING INTO THE COASTAL MARSHES AND WILL
PERSIST FOR THE NEXT 26 TO 28 HOURS. HURRICANE FORCE WINDS WILL
ONSET AROUND MIDNIGHT NEAR THE COAST AND BY 3 AM CLOSER TO THE NEW
ORLEANS METRO AREA AND PERSIST FOR 9 TO 15 HOURS. MAXIMUM WIND GUSTS
AROUND 175 MPH ARE LIKELY IN THE WARNED AREA BY DAYBREAK MONDAY.

DO NOT VENTURE OUTDOORS ONCE TROPICAL STORM FORCE WINDS ONSET!

$$

LAZ034>037-039-046>049-MSZ068>071-077-290300-
AMITE-ASCENSION-EAST BATON ROUGE-EAST FELICIANA-IBERVILLE-
PEARL RIVER-PIKE-POINTE COUPEE-ST. HELENA-WALTHALL-WASHINGTON-
WEST BATON ROUGE-WEST FELICIANA-WILKINSON-
413 PM CDT SUN AUG 28 2005

...INLAND HURRICANE WIND WARNING IS IN EFFECT...

HURRICANE KATRINA CONTINUES TO APPROACH THE AREA. TROPICAL STORM
FORCE WINDS ARE CURRENTLY MOVING INTO THE COASTAL MARSHES AND WILL
SREAD NORTHWESTWARD INTO THE GREATER BATON ROUGE AREA AND
SOUTHWEST MISSISSIPPI LATER THIS EVENING. TROPICAL STORM FORCE
WINDS ARE EXPECTED TO ONSET AROUND 9 PM TONIGHT AND PERSIST
FOR 22 TO 26 HOURS. HURRICANE FORCE WINDS WILL ONSET AROUND
DAYBREAK AND PERSIST FOR ABOUT 5 TO 10 HOURS. MAXIMUM WIND
GUSTS OF 80 TO 90 MPH ARE POSSIBLE IN EAST-CENTRAL LOUISIANA
AND SOUTHWEST MISSISSIPPI.

DO NOT VENTURE OUTDOORS ONCE TROPICAL STORM FORCE WINDS ONSET!

$$

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