PUBLIC ADVISORY NUMBER 10 FOR TROPICAL DEPRESSION GRACE
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
4 PM CDT MON SEP 01 2003
CURRENT WATCHES/WARNINGS...FLOOD WATCHES REMAIN IN EFFECT THRU
TONIGHT OVER A RATHER BROAD AREA INVOLVING MAINLY THE MID
MISSISSIPPI VALLEY AND OHIO VALLEY AS MOISTURE ASSOCIATED WITH
TROPICAL DEPRESSION GRACE MOVES NORTHEASTWARD AND PARTICULARLY
ALONG A STATIONARY FRONT DRAPED ACROSS THIS REGION.
MORE SPECIFICALLY THE WATCHES COVER EASTERN OKLAHOMA AND
WESTERN
ARKANSAS NORTHEASTWARD INTO SOUTHERN MISSOURI AND SOUTHERN
ILLINOIS. FLOOD WATCHES ALSO EXTEND EASTWARD MAINLY NORTH OF THE
OHIO RIVER INCLUDING PARTS OF ILLINOIS...INDIANA...OHIO AND
EASTWARD INTO PENNSYLVANIA. THE WATCHES ACROSS THE OHIO VALLEY
HOWEVER ARE ASSOCIATED MORE DIRECTLY WITH A STATIONARY
FRONT...WITH MOISTURE BEING ENHANCED BY GRACE.
AT 4 PM CDT...21Z...TROPICAL DEPRESSION GRACE WAS CENTERED NEAR
LATITUDE 33.9 NORTH...95.8 WEST...OR ABOUT 25 MILES NORTHWEST OF
PARIS TEXAS.
GRACE IS MOVING NORTH-NORTHEAST AT 10 MPH AND THIS GENERAL MOTION
IS EXPECTED TO CONTINUE OVER THE NEXT 12 HOURS.
MAXIMUM SUSTAINED WINDS ARE NEAR 20 MPH WITH HIGHER GUSTS IN SOME
HEAVIER SHOWERS MAINLY NORTH AND EAST OF THE CENTER. THE MINIMUM
CENTRAL PRESSURE IS 29.83 INCHES...1010 MB.
GRACE IS GRADUALLY ACQUIRING NON-TROPICAL CHARACTERISTICS AND IT
MAY MERGE WITH A STATIONARY FRONT EXTENDING FROM CENTRAL TEXAS
NORTHEASTWARD INTO MID MISSISSIPPI VALLEY AND THEN EASTWARD FROM
THERE.
GRACE WILL CONTINUE TO PRODUCE THE THREAT OF HEAVY RAIN AS IT
MOVES GRADUALLY NORTHEASTWARD THE NEXT COUPLE OF DAYS. RAINFALL
AMOUNTS OVER THE NEXT 24 HOURS OF 3 TO 5 INCHES WILL BE POSSIBLE
OVER PORTIONS OF THE MID MISSISSIPPI VALLEY ACROSS THE OHIO RIVER
VALLEY.
SELECTED RAINFALL AMOUNTS IN INCHES OVER THE LAST 24 HOURS VALID
18Z (1 PM CDT).
LOCATION RAINFALL TOTAL
======== ===========
HOUSTON HOBBY (HOU) TX 3.36
MCKINNEY TX 2.22
LUFKIN TX 2.10
TULSA OK 1.82
HOUSTON HOOKS (DWH) TX 1.78
GALVESTON TX 1.55
FAYETTEVILLE AR 1.12
MC ALESTER OK 1.10
REPEATING...AT 4 PM CDT...21Z...TROPICAL DEPRESSION GRACE WAS
LOCATED NEAR LATITUDE 33.9 NORTH...95.8 WEST...MOVING NORTH-
NORTHEAST AT 10 MPH...MAXIMUM SUSTAINED WINDS 20 MPH...MINIMUM
CENTRAL PRESSURE IS 29.83 INCHES OR 1010 MB.
THE NEXT ADVISORY BY THE HYDROMETEOROLOGICAL PREDICTION CENTER ON
GRACE WILL BE ISSUED AT 10 PM CDT.
ORRISON/PETERSEN