STORM SUMMARY NUMBER 46 FOR THE REMAINS OF "ALLISON" NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD 500 PM EDT SAT JUN 16 2001 AT 4 PM EST...THE SURFACE LOW ASSOCIATED WITH THE REMAINS OF "ALLISON" WAS LOCATED AT 37.6N 75.6W...ON THE SOUTHERN DELMARVA PENINSULA...OR NEAR ACCOMACK, VIRGINIA. DURING THE PAST 6 HOURS...THE CENTER OF THIS SYSTEM HAS AMBLED SLOWLY NORTH-NORTHEASTWARD AT 8 MPH. DURING THE PAST FEW HOURS...WINDS IN THE VICINITY OF THIS SYSTEM WERE GENERALLY 10 MPH...ALTHOUGH SOME WINDS IN THE 20 TO 25 MPH RANGE HAVE BEEN RECORDED BY OFFSHORE BUOYS EAST OF THE VIRGINIA COAST. THE ESTIMATED CENTRAL PRESSURE OF THE SYSTEM REMAINS 1007 MB...OR 29.74 INCHES OF MERCURY. CONTINUED MOTION UP THE ATLANTIC COAST IS EXPECTED INTO TOMORROW. A COLD FRONT CURRENTLY MOVING THROUGH THE APPALACHIANS WILL ACCELERATE THE REMAINS OF "ALLISON"...AND HELP FOCUS ADDITIONAL RAINS FROM THIS SYSTEM. HEAVY RAINS HAVE BEEN FALLING TO THE NORTH OF THE SURFACE LOW...AND FROM CENTRAL NEW YORK SOUTHWARD TO THE VIRGINIA MOUNTAINS...NEAR THE SURFACE COLD FRONT. THIS SYSTEM CONTINUES GENERATING HEAVY RAINS...6-HOUR DOPPLER RADAR ESTIMATES RAINS GREATER THAN TWO INCHES HAVE FALLEN IN SOME SPOTS IN THE MOUNTAINS OF CENTRAL AND SOUTHWEST PENNSYLVANIA...AND OF COURSE SOUTHEASTERN VIRGINIA AND EXTREME NORTHEASTERN NORTH CAROLINA...WHERE RAINFALL ACCUMULATIONS AS GREAT AS 4 INCHES HAVE OCCURRED. FLASH FLOOD WATCHES AND FLOOD STATEMENTS PRESENTLY COVER AN AREA EXTENDING FROM NORTHEASTERN NORTH CAROLINA NORTHWARD THROUGH...NORTHERN AND PARTS OF EASTERN VIRGINIA...MOST OF MARYLAND...NORTHERN DELAWARE..THE SOUTHERN TWO-THIRDS OF EASTERN PENNSYLVANIA...NORTHWESTERN NEW JERSEY...INTO ORANGE AND ROCKLAND COUNTIES IN NEW YORK STATE. A COUPLE OF SEVERE THUNDERSTORM WARNINGS HAVE BEEN ISSUED IN SOUTHERN NORTH CAROLINA THIS AFTERNOON. LATE THIS MORNING...FLASH FLOODING HAD RENDERED MANY ROADS IMPASSABLE NEAR WINDSOR, NORTH CAROLINA. A NUMBER OF FLOOD STATEMENTS STILL COVER AREAS PREVIOUSLY DRENCHED BY THE REMAINS OF "ALLISON." PARTS OF EAST TEXAS AND SOUTHERN LOUISIANA REMAIN UNDER ADVISORIES. SELECTED 6 HOUR RAINFALL TOTALS INCLUDE: NORTH CAROLINA (THROUGH 2 PM EDT, IN INCHES) ELIZABETH CITY........................0.13 VIRGINIA (THROUGH 2 PM EDT, IN INCHES) NORFOLK...............................3.59 NEWPORT NEWS..........................1.28 RICHMOND..............................0.61 WASHINGTON NATIONAL AIRPORT...........0.59 MARYLAND (THROUGH 2 PM EDT, IN INCHES) ANDREWS AIR FORCE BASE................0.23 PENNSYLVANIA (THROUGH 2 PM EDT, IN INCHES) YORK..................................0.79 CLEARFIELD AIRPORT....................0.62 WILLOW GROVE NAVAL AIR STATION........0.49 THE NEXT STORM SUMMARY WILL BE ISSUED AT 11 PM EDT. MCELROY/ FORECAST OPERATIONS BRANCH