National Weather Service United States Department of Commerce

Severe Storms and Heavy Rainfall Across Texas and Oklahoma

Widespread strong to severe storms are expected over much of Texas and southern Oklahoma today, with potential for significant damaging winds and large hail. An Enhanced Risk (level 3 of 5) has been issued for central Texas. A Moderate Risk (level 3 of 4) of excessive rainfall could create localized areas of flash and urban flooding across north-central and eastern Texas through this evening. Read More >

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1011 AM CDT SUN AUG 28 2005

...DEVASTATING DAMAGE EXPECTED...

.HURRICANE KATRINA...A MOST POWERFUL HURRICANE WITH UNPRECEDENTED
STRENGTH...RIVALING THE INTENSITY OF HURRICANE CAMILLE OF 1969. 

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 WARNING IS ISSUED WHEN SUSTAINED WINDS NEAR
HURRICANE FORCE...OR FREQUENT GUSTS AT OR ABOVE HURRICANE FORCE...ARE
CERTAIN WITHIN THE NEXT 12 TO 24 HOURS.

ONCE TROPICAL STORM AND HURRICANE FORCE WINDS ONSET...DO NOT VENTURE
OUTSIDE!

MSZ080>082-282100-
HANCOCK-HARRISON-JACKSON-
1011 AM CDT SUN AUG 28 2005

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

.HURRICANE KATRINA...A MOST POWERFUL HURRICANE WITH UNPRECEDENTED
STRENGTH...RIVALING THE INTENSITY OF HURRICANE CAMILLE OF 1969. 
 
0NSET OF TROPICAL STORM FORCE WINDS WILL BE AROUND 3 PM AND PERSIST
FOR 24 TO 28 HOURS. HURRICANE FORCE WINDS WILL ONSET AROUND DAYBREAK
MONDAY AND PERSIST FOR 12 TO 15 HOURS.

ONCE TROPICAL STORM AND HURRICANE FORCE WINDS ONSET...DO NOT VENTURE
OUTSIDE!

$$

MSZ068>071-077-282100-
AMITE-PEARL RIVER-PIKE-WALTHALL-WILKINSON-
1011 AM CDT SUN AUG 28 2005

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

.HURRICANE KATRINA...A MOST POWERFUL HURRICANE WITH UNPRECEDENTED
STRENGTH...RIVALING THE INTENSITY OF HURRICANE CAMILLE OF 1969.

TROPICAL STORM FORCE WINDS WILL ONSET BY SUNSET TODAY AND PERSIST
FOR 24 TO 28 HOURS. HURRICANE FORCE WINDS WILL ONSET AROUND DAYBREAK
MONDAY AND PERSIST FOR 11 TO 15 HOURS. 

ONCE TROPICAL STORM AND HURRICANE FORCE WINDS ONSET...DO NOT VENTURE
OUTSIDE!


$$

LAZ038-040-050-056>070-282100-
ASSUMPTION-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-
1011 AM CDT SUN AUG 28 2005

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

.HURRICANE KATRINA...A MOST POWERFUL HURRICANE WITH UNPRECEDENTED
STRENGTH...RIVALING THE INTENSITY OF HURRICANE CAMILLE OF 1969.

ONSET OF TROPICAL STORM FORCE WINDS WILL BE AROUND 3 PM THIS
AFTERNOON AND PERSIST FOR ABOUT 26 HOURS. HURRICANE FORCE WINDS WILL
ONSET AROUND SUNSET TONIGHT IN LOWER PLAQUEMINES PARISH AND SPREAD
NORTHWARD BY 3 AM MONDAY MORNING...PERSISTING FOR ABOUT 12 TO 17
HOURS. MAXIMUM SUSTAINED WINDS IN EXCESS OF 140 MPH CAN LAST FOR 2
TO 3 HOURS.

ONCE TROPICAL STORM AND HURRICANE FORCE WINDS ONSET...DO NOT VENTURE
OUTSIDE!

$$

LAZ034>037-039-046>049-282100-
ASCENSION-EAST BATON ROUGE-EAST FELICIANA-IBERVILLE-POINTE COUPEE-
ST. HELENA-WASHINGTON-WEST BATON ROUGE-WEST FELICIANA-
1011 AM CDT SUN AUG 28 2005

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

.HURRICANE KATRINA...A MOST POWERFUL HURRICANE WITH UNPRECEDENTED
STRENGTH...RIVALING THE INTENSITY OF HURRICANE CAMILLE OF 1969.

ON THE CURRENT FORECAST TRACK OF VERY POWERFUL HURRICANE KATRINA...
DAMAGING WINDS OF TROPICAL STORM STRENGTH AND AT TIMES HURRICANE
FORCE WILL OCCUR WELL AWAY FROM THE CENTER OF THE STORM FOR A
CONSIDERABLE DURATION.

TROPICAL STORM FORCE WINDS ARE EXPECTED TO ONSET AROUND 3 AM MONDAY
MORNING AND PERSIST FOR 18 TO 20 HOURS. NEAR HURRICANE FORCE GUSTS
ARE LIKELY TO ONSET AROUND 9 AM MONDAY MORNING. 

ONCE TROPICAL STORM AND HURRICANE FORCE WINDS ONSET...DO NOT VENTURE
OUTSIDE!

$$

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