Advisory FFA Flood Watch — Thu Sep 23, 2004 5:34 AM

FFANEW
LAZ059-065>069-231730-

BULLETIN...IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE NEW ORLEANS LA
430 AM CDT THU SEP 23 2004

...A FLOOD WATCH FOR FLASH FLOODING IS IN EFFECT FOR SECTIONS OF
SOUTHEAST LOUISIANA THIS MORNING...

THE FLOOD WATCH INCLUDES THE PARISHES OF LOWER JEFFERSON...
LOWER PLAQUEMINES...LAFOURCHE...AND TERREBONNE.

THE THREAT FOR HEAVY RAIN EXISTS OVER THE WATCH AREA THROUGH
THIS MORNING.  RAIN-BANDS ASSOCIATED WITH TROPICAL STORM IVAN IN THE
GULF OF MEXICO AFFECT THE AREA. RAINFALL AMOUNTS OF 1 TO 2 INCHES
WITH LOCALLY HIGHER AMOUNTS OF 3 TO 5 INCHES ARE POSSIBLE.

A FLASH FLOOD WATCH MEANS RAPIDLY RISING WATER OR FLOODING IS
POSSIBLE WITHIN THE WATCH AREA. IF YOU ARE IN THE WATCH AREA...
CHECK PREPAREDNESS REQUIREMENTS...KEEP INFORMED...AND BE READY FOR
QUICK ACTION IF FLASH FLOODING IS OBSERVED OR IF A WARNING IS ISSUED.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS
CONCERNING THIS POTENTIALLY DANGEROUS FLASH FLOOD THREAT.





 







 

 

WTUS84 KLCH 230926 AAA
HLSLCH
LAZ051>055-TXZ215-216-231230-

TROPICAL STORM LOCAL STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
425 AM CDT THU SEP 23 2004

...UPDATED TO ADD FLOOD WATCH...

...TROPICAL STORM IVAN SPREADING RAINBANDS ACROSS THE SOUTH CENTRAL
LOUISIANA COAST...

...A TROPICAL STORM WARNING REMAINS IN EFFECT FROM THE MOUTH OF THE
MISSISSIPPI RIVER TO SARGENT TEXAS INCLUDING HIGH ISLAND TEXAS TO
MORGAN CITY LOUISIANA...

...A FLOOD WATCH IS IN EFFECT FOR ALL OF SOUTHEAST TEXAS...SOUTHWEST
AND SOUTH CENTRAL LOUISIANA TODAY AND TONIGHT...

...AREAS AFFECTED...
THIS STATEMENT APPLIES TO JEFFERSON AND ORANGE COUNTIES IN SOUTHEAST
TEXAS...AS WELL AS IBERIA...VERMILION...SAINT MARY...IBERIA...
CAMERON...AND SAINT MARTIN PARISHES IN SOUTHERN LOUISIANA.

...WATCHES/WARNINGS...
A TROPICAL STORM WARNING REMAINS IN EFFECT FROM THE MOUTH OF THE
MISSISSIPPI RIVER TO SARGENT TEXAS INCLUDING HIGH ISLAND TEXAS TO
MORGAN CITY LOUISIANA.

...STORM INFORMATION...
AT 4 AM CDT...THE CENTER OF TROPICAL STORM IVAN WAS LOCATED AT 28.2
NORTH...91.6 WEST...OR 106 MILES SOUTH OF MORGAN CITY LOUISIANA...151
MILES SOUTHEAST OF CAMERON LOUISIANA...AND 174 MILES SOUTHEAST OF
SABINE PASS TEXAS.

TROPICAL STORM IVAN IS MOVING TOWARD THE WEST-NORTHWEST NEAR 15 MPH.
THIS MOTION IS EXPECTED TO CONTINUE TODAY BRINGING THE CENTER ACROSS
THE UPPER TEXAS COASTLINE LATE THIS AFTERNOON.

MAXIMUM SUSTAINED WINDS ARE 40 MPH WITH HIGHER GUSTS...MAINLY IN
SQUALLS TO THE NORTH AND EAST OF THE CENTER. SOME STRENGTHENING IS
POSSIBLE BEFORE LANDFALL.

...PRECAUTIONARY/PREPAREDNESS ACTIONS...

RESIDENTS NEAR THE COAST SHOULD BE ALERT TO COASTAL FLOODING...
ESPECIALLY DURING PERIODS OF HIGH ASTRONOMICAL TIDES. DANGEROUS SURF
AND RIP CURRENTS WILL OCCUR.

...STORM SURGE FLOOD AND STORM TIDE IMPACTS...
STORM SURGE AND TIDAL VALUES WILL RUN BETWEEN 2 AND 3 FEET ABOVE
NORMAL. THIS MEANS OVERALL WATER LEVELS WILL FLUCTUATE BETWEEN 3 AND
4 FEET NEAR THE TIMES OF LOW TIDE BY THIS EVENING...TO AS MUCH AS 6
FEET DURING THE TIMES OF HIGH TIDE BY EARLY FRIDAY MORNING. THE TIDAL
TIMES FOR THURSDAY AND FRIDAY ARE AS FOLLOWS:

AT SABINE PASS TODAY...A LOW TIDE OF 0.0 FEET AT 6:18 PM. ON
FRIDAY...HIGH TIDE OF 2.2 FEET AT 2:39 AM.

AT CAMERON TODAY...LOW TIDE OF 0.0 FEET AT 5:32 PM. ON
FRIDAY...HIGH TIDE OF 2.7 FEET AT 1:43 AM.

AT VERMILION BAY TODAY...LOW TIDE OF 0.0 FEET AT 6:23 PM. ON
FRIDAY...HIGH TIDE OF 2.2 FEET AT 3:25 AM.

...TORNADO IMPACTS...
THE POSSIBILITY EXISTS FOR ISOLATED TORNADOES TODAY AS THE RAINBANDS
OF IVAN MOVE ACROSS THE SOUTHERN PARISHES OF LOUISIANA AND COUNTIES
OF SOUTHEAST TEXAS.

...RAINFALL IMPACTS...
A FLOOD WATCH IS IN EFFECT FOR ALL OF SOUTHEAST TEXAS...SOUTHWEST
AND SOUTH CENTRAL LOUISIANA TODAY AND TONIGHT. RAINFALL AMOUNTS ARE
EXPECTED TO AVERAGE BETWEEN TWO TO FOUR INCHES OVER SOUTHEAST TEXAS
AND SOUTHERN LOUISIANA TODAY...WITH ISOLATED AMOUNTS OF FIVE TO TEN
INCHES POSSIBLE ALONG THE PATH OF IVAN...ESPECIALLY IN TRAINING
RAINBANDS.

...WIND IMPACTS...
WINDS ARE EXPECTED TO INCREASE 35 TO 40 KNOTS OVER THE COASTAL WATERS
TODAY WITH SEAS OF 10 TO 15 FEET...MAINLY TO THE NORTH AND EAST OF
IVAN'S CENTER. INLAND...EXPECT SUSTAINED WINDS 15 TO 25 MPH WITH
GUSTS OVER 40 MPH ACROSS SOUTHWEST LOUISIANA AND SOUTHEAST TEXAS.

...RIVERS...
MINOR BACKWATER TIDAL FLOODING IS POSSIBLE TONIGHT ALONG THE LOWER
CALCASIEU AND NECHES RIVERS DUE TO ONSHORE WINDS TO THE RIGHT AND IN
THE WAKE OF IVAN'S CENTER.

...NEXT UPDATE...
THE NEXT UPDATE ON TROPICAL STORM IVAN WILL BE ISSUED BY 730 AM CDT
THURSDAY.