HPC Storm Summary #9 for T.D. Allison




STORM SUMMARY NUMBER 9 FOR TROPICAL DEPRESSION "ALLISON" 
NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION
HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD
1100 AM EDT THU JUN 07 2001

TROPICAL DEPRESSION "ALLISON" WAS LOCATED NEAR 31.2N 95.0W OR
SOUTHWEST OF LUFKIN IN TEXAS.  THE SYSTEM HAS BEGUN MOVING SOUTH-SOUTHWEST AT
7 MPH OVER THE PAST SIX HOURS...AND THIS MOTION EXPECTED TO CONTINUE
BRINGING THE CENTER BACK TOWARDS THE MIDDLE TEXAS COAST FRIDAY
MORNING. THE ESTIMATED CENTRAL PRESSURE REMAINS NEAR 1006 MB...OR
29.71 INCHES.  MAXIMUM SUSTAINED WINDS INLAND ARE BETWEEN 15 AND 20
MPH...WITH 25 MPH WINDS COMMON ALONG THE UPPER TEXAS COAST BETWEEN
GALVESTON AND SABINE PASS. 

FLOOD WARNINGS ARE IN EFFECT FOR MANY OF THE RIVERS AND BAYOUS IN
SOUTH-CENTRAL AND SOUTHEAST LOUISIANA AS WELL AS SOUTHEAST TEXAS.
DOPPLER RADAR ESTIMATES THAT OVER THE PAST TWO DAYS AT LEAST 12
INCHES OF RAINFALL HAS FALLEN IN THE VICINITY OF BEAUMONT IN TEXAS...AND
WESTERN ASCENSION PARISH IN LOUISIANA. NORTHERN VERMILLION PARISH IN
LOUISIANA HAS BEEN HIT THE HARDEST...WITH RADAR ESTIMATES EXCEEDING 15 INCHES IN
THE PAST 48 HOURS. ACROSS THE WESTERN GULF COAST...HEAVY RAINS WILL
CONTINUE INTO THIS WEEKEND...WITH ANOTHER 3 TO 5 INCHES OF RAIN
EXPECTED IN SOUTHERN MISSISSIPPI...SOUTHEASTERN LOUISIANA...AND EASTERN TEXAS
OVER THE NEXT 24 HOURS. 

FLASH FLOOD WARNINGS HAVE BEEN ISSUED FOR COUNTIES AND PARISHES
NEAR THE TEXAS AND LOUISIANA COASTLINE FROM THE ATCHAFALAYA RIVER
WESTWARD TO THE MOUTH OF THE BRAZOS RIVER... INCLUDING MUCH OF SOUTHEAST
TEXAS...  THROUGH THE REMAINDER OF THIS MORNING. PORTIONS OF MAJOR ROADWAYS
AND HIGHWAYS IN THE HOUSTON AND BEAUMONT METROPOLITAN AREAS
WERE SUBMERGED THIS MORNING...LEAVING SEVERAL ROAD SEGMENTS ALONG U.S.
59 AND U.S. 90 IMPASSABLE.  FLASH FLOOD WATCHES REMAIN IN PLACE FOR MUCH
OF SOUTHEAST TEXAS . . . ALL OF LOUISIANA . . . PORTIONS OF CENTRAL AND
SOUTHERN MISSISSIPPI . . . AND SOUTHEAST ARKANSAS.   

SELECTED 24 HOUR RAINFALL AMOUNTS INCLUDE:

TEXAS (THROUGH 7 AM CDT IN INCHES)

BEAUMONT RESEARCH CENTER......6.15
HUNTSVILLE....................2.75
LUFKIN........................2.48

LOUISIANA (THROUGH 7 AM CDT IN INCHES)

BATON ROUGE...................8.39
BAYOU MANCHAC.................7.62
KENTWOOD......................6.41
BAYOU SORREL..................6.05
LAFAYETTE.....................5.98
PEARL RIVER...................5.72
COUSHATTA-RED RIVER...........5.34

MISSISSIPPI (THROUGH 7 AM CDT IN INCHES)

MCCOMB........................3.02


THREE DAY RAIN TOTALS FOR ALLISON THROUGH 7 AM CDT:
BATON ROUGE..................11.53
BEAUMONT RESEARCH CENTER.....10.11
HOUSTON HOBBY.................9.10
KILLIAN.......................8.00
HOUSTON CLOVER FIELD..........8.02
SALT POINT....................7.09
HUNTSVILLE....................6.66
SLIDELL.......................6.85

THE NEXT STORM SUMMARY WILL BE ISSUED AT 5 PM EDT.

ROTH/MCELROY/ FORECAST OPERATIONS BRANCH