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Remnants of ALLISON Advisory Number 15
 
Issued 03:00Z Jun 09, 2001
 
Advisory Selection
View advisory number:  52   51   50   49   48   47   46   45   44   43   42   41   40   39   38   37   36   35   34   33   32   31   30   29   28   
27   26   25   24   23   22   21   20   19   18   17   16   15   14   13   12   11   10   9   8   7   6   5   

STORM SUMMARY NUMBER 15 FOR THE REMNANTS OF T.D. "ALLISON" 
NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION
HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD
1100 PM EDT FRI JUN 08 2001

THE SURFACE LOW ASSOCIATED WITH THE REMNANTS OF TROPICAL
DEPRESSION "ALLISON" WAS LOCATED NEAR 29.8N 96.1 W...OR JUST WEST OF THE HOUSTON
METROPOLITAN AREA.  THE SYSTEM HAS BEEN CONTINUING ITS SLOW CRAWL
TO THE SOUTH...WITH THIS MOTION EXPECTED TO CONTINUE OVER THE NEXT 6
HOURS. THE ESTIMATED CENTRAL PRESSURE IS 1007 MB.  MAXIMUM SUSTAINED WINDS
NEAR THE CENTER HAVE INCREASED TO 15 TO 20 MPH WITH HIGHER GUSTS.

THE SYSTEM CONTINUES TO PRODUCE ENORMOUS RAINFALL AMOUNTS ACROSS
SOUTHEASTERN TEXAS.  AT 7 PM CDT...CONROE, TEXAS HAD REPORTED 8.23
INCHES OF RAIN DURING THE PREVIOUS 6 HOURS.  REPORTS OF EXTENSIVE
FLOODING...CLOSED HIGHWAYS...AND RESIDENTIAL EVACUATIONS CONTINUE
TO COME IN FROM SOUTHEASTERN TEXAS...LOUISIANA...AND SOUTHERN
MISSISSIPPI.  AN ADDITIONAL SWATH OF 3 INCHES OF RAINFALL...WITH LOCALLY HEAVIER
AMOUNTS ACROSS SOUTHEASTERN TEXAS...AND 2 OR MORE INCHES ACROSS
SOUTHEASTERN LOUISIANA AND SOUTHERN MISSISSIPPI CAN BE EXPECTED
OVER THE NEXT 6 HOURS.

CURRENTLY...FLASH FLOOD WARNINGS HAVE BEEN POSTED FOR NORTHERN
BRAZORIA COUNTY AND THE EASTERN HALF OF FORT BEND COUNTY IN
SOUTHEAST TEXAS IN SOUTHEAST TEXAS UNTIL 11 PM CDT...WASHINGTON AND HARRIS
COUNTIES IN SOUTHEAST TEXAS UNTIL 12 AM CDT...CHOCTAW COUNTY IN
SOUTHWEST ALABAMA UNTIL 1230 AM CDT... AND FOR HARRISON AND MARION
COUNTIES IN NORTHEAST TEXAS UNTIL 315 CDT.  FLASH FLOOD WATCHES
REMAIN UP FOR MUCH OF EASTERN TEXAS...LOUISIANA...AND SOUTHERN MISSISSIPPI
THROUGH SATURDAY.  IN ADDITION...SEVERAL FLOOD WARNINGS CONTINUE IN
EFFECT FOR MANY RIVERS...STREAMS...AND BAYOUS ACROSS THE REGION.

WHILE HEAVY RAINFALL AMOUNTS CONTINUES TO BE THE PRIMARY THREAT
FROM THIS SYSTEM THE POSSIBILITY OF TORNADIC ACTIVITY DOES EXIST.  AT 630 PM
CDT...DOPPLER RADAR INDICATED NUMEROUS THUNDERSTORMS FROM WILLIS
TO THE HOUSTON METROPOLITAN AREA TO ROSHARON THAT HAD THE POTENTIAL
OF PRODUCING SHORT LIVED FUNNEL CLOUDS.

SOME SELECTED 12-HOUR RAIN AMOUNTS INCLUDE:

TEXAS (THROUGH 7 PM CDT, IN INCHES)

CONROE.......................8.23
HUNTSVILLE...................1.89
COLLEGE STATION..............1.43


LOUISIANA (THROUGH 7 PM CDT, IN INCHES)

SALT POINT...................2.47
SLIDELL......................2.13
NEW ORLEANS INTERNATIONAL....1.91
BATON ROUGE..................1.59


MISSISSIPPI (THROUGH 7PM CDT, IN INCHES)

GULFPORT.....................1.65

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

PEREIRA/ FORECAST OPERATIONS BRANCH