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Remnants of DENNIS Advisory Number 54
 
Issued 05:00Z Sep 06, 1999
 
Advisory Selection
View advisory number:  61   60   59   58   57   56   54   53   52   

ZCZC NFDSCCNS5 ALL
TTAA00 KNFD DDHHMM

STORM SUMMARY NUMBER 54 FOR T.D. "DENNIS"
NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION
HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD
115 AM EDT MON SEP 06 1999

AT 100 AM EDT... THE CENTER OF TROPICAL DEPRESSION DENNIS WAS LOCATED
AT LATITUDE 36.5 NORTH 79.9 WEST LONGITUDE...OR JUST NORTH OF
GREENSBORO, NORTH CAROLINA. MAXIMUM SUSTAINED WINDS HAVE
DECREASED TO 15 MILES AND HOUR...WITH SOME HIGHER SPEEDS ALONG
COASTAL SECTIONS OF NORTH CAROLINA AND VIRGINIA. THE MINIMUM
CENTRAL PRESSURE OF SLOWLY WEAKENING DENNIS IS UP TO 1003 MB.  BOTH
SATELLITE AND RADAR TRENDS INDICATE THAT DENNIS HAS BEGUN A TURN TO
THE NORTH NORTHEAST AT 5 MILES AN HOUR. AN INCREASE IN FORWARD
SPEED IS EXPECTED DURING THE DAY MONDAY AS DENNIS INTERACTS WITH A
MID AND UPPER LEVEL TROUGH APPROACHING FROM THE UPPER MIDWEST. 

WHILE DENNIS WILL CONTINUE TO SLOWLY WEAKEN...THE MAIN THREAT FROM
THE SYSTEM THE NEXT 24 HOURS WILL BE FROM LOCALLY HEAVY
RAINFALL...RESULTING IN A CONTINUED THREAT OF FLOODING AND FLASH
FLOODING.  FLASH FLOOD WATCHES ARE IN EFFECT OVERNIGHT FOR MUCH OF
WESTERN AND SOUTH CENTRAL VIRGINIA...EXTREME WESTERN
MARYLAND...PARTS OF THE EASTERN WEST VIRGINIA PANHANDLE AND FOR
PORTIONS OF THE NORTHEAST PIEDMONT OF NORTH CAROLINA. IN
ADDITION...TROPICAL RAINS WITH THE SYSTEM HAVE BEEN FELT AS FAR NORTH
AS SOUTHEAST PENNSYLVANIA TONIGHT...WHERE A FLOOD WARNING HAS BEEN
ISSUED FOR CHESTER COUNTY DUE TO RISING SMALL STREAMS

RAINFALL AMOUNTS IN EXCESS OF SIX INCHES HAVE FALLEN ACROSS THE
UPSLOPE AREAS OF THE BLUE RIDGE MOUNTAINS IN VIRGINIA...WHERE A STORM
TOTAL OF  8.44 INCHES WAS REPORTED AT MILLS CREEK IN AUGUSTA COUNTY. 
IN SOUTH CENTRAL VIRGINIA...APPLE ORCHARD MOUNTAIN IN BEDFORD
COUNTY REPORTED A STORM TOTAL OF 8.83 INCHES...AND  ACROSS PORTIONS
OF THE NORTHEAST PIEDMONT OF NORTH CAROLINA...4 TO 6 INCHES OF RAIN
HAVE FALLEN

ADDITIONAL RAINFALL AMOUNTS OF 3-6 INCHES CAN BE EXPECTED THROUGH
TODAY IN BANDED HEAVY RAIN AND UPSLOPE AREAS ACROSS NORTH CENTRAL 
NORTH CAROLINA AND VIRGINIA. 

THE NEXT STORM SUMMARY ON DENNIS WILL ISSUED AT 700 AM EDT.

WALLY/FORECAST OPERATIONS BRANCH