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Remnants of ALLISON Advisory Number 19
 
Issued 03:00Z Jun 10, 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 19 FOR THE REMNANTS OF T.D. "ALLISON" 
NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION
HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD
1100 PM EDT SAT JUN 09 2001

AN ELONGATED AREA OF LOW PRESSURE ASSOCIATED WITH THE REMNANTS OF
TROPICAL DEPRESSION "ALLISON" HAS MOVED OFF THE TEXAS COAST...OUT
OVER THE GULF OF MEXICO WATERS...NEAR 28.7N 94.9W...OR JUST SOUTH OF
GALVESTON, TEXAS.  THE SYSTEM HAS BEEN DRIFTING TO THE SOUTHEAST
OVER THE PAST 6 HOURS...WITH LITTLE MOVEMENT IS EXPECTED OVER THE NEXT 6
HOURS.  THE CENTRAL PRESSURE HAS DECREASED TO 1007 MB.  MAXIMUM
SUSTAINED WINDS NEAR THE CENTER ARE BETWEEN 15 AND 20 MPH.  DOPPLER
RADAR IS CURRENTLY INDICATING THAT MUCH OF THE HEAVIER
PRECIPITATION IS NOW OFFSHORE WITH THE EXCEPTION OF SOUTHEASTERN LOUISIANA. 
HOWEVER...AN ADDITIONAL 6 TO 7 INCHES OF RAIN...WITH LOCALLY HEAVIER
AMOUNTS POSSIBLE ALONG THE SOUTHEASTERN TEXAS...AND SOUTHWESTERN
LOUISIANA COASTS OVER THE NEXT 18 TO 24 HOURS.

A FLASH FLOOD WARNING IS IN EFFECT FOR GALVESTON AND HARRIS COUNTY
IN SOUTHEAST TEXAS UNTIL 1200 AM CDT...WHILE FLOOD WARNINGS REMAIN UP
FOR NUMEROUS RIVERS...STREAMS...AND BAYOUS ACROSS SOUTHEASTERN TEXAS
AND SOUTHERN LOUISIANA.

TREMENDOUS RAINFALL AMOUNTS HAVE BEEN RECORDED FROM THIS SYSTEM
OVER THE PAST 5 DAYS...ACROSS SOUTHEASTERN TEXAS...LOUISIANA...AND
SOUTHERN MISSISSIPPI.  ESPECIALLY HARD HIT HAS BEEN HARRIS COUNTY IN
SOUTHEASTERN TEXAS...WHERE 5 DAY RAIN TOTALS EXCEED AS MUCH AS 35
INCHES IN SOME PARTS OF THE COUNTY.  HOUSTON HAS ALREADY RECEIVED
MORE THAN 4 TIMES ITS MONTHLY AVERAGE FOR THE MONTH OF JUNE AND IT IS
ALREADY THE WETTEST JUNE IN HOUSTON HISTORY.  A LITTLE FURTHER NORTH...CONROE,
TEXAS SET RECORDS FOR THE WETTEST DAY EVER IN JUNE...WHEN 11.36 INCHES
FELL ON THE 8TH...AND FOR HAVING THE WETTEST JUNE ON RECORD AS WELL.

WHILE THE PRIMARY THREAT FROM THIS SYSTEM CONTINUES TO BE HEAVY
RAINFALL AMOUNTS...SEVERE WEATHER IS POSSIBLE AS WELL.  AT 430PM
CDT...A TORNADO BRIEFLY TOUCHED DOWN...HOWEVER CAUSING NO DAMAGE..IN PORT
SULPHUR, LOUISIANA.

SELECTED 24 HOUR RAINFALL TOTALS INCLUDE:

TEXAS (THROUGH 7 PM CDT, IN INCHES)

HOUSTON BUSH...............10.84
HOUSTON HOBBY..............10.46
HOUSTON HOOKS...............9.54
GALVESTON...................5.45
BEAUMONT/PORT ARTHUR........3.34

LOUISIANA (TOTAL THROUGH 7 PM CDT, IN INCHES)

SALT POINT...................9.25
PATTERSON....................5.67
NEW IBERIA...................2.52
LAKE CHARLES.................1.83

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

PEREIRA/ FORECAST OPERATIONS BRANCH