PUBLIC ADVISORY NUMBER 21 FOR REMNANTS OF FAY
NATIONAL CENTERS FOR ENVIRONMENTAL PREDICTION
HYDROMETEOROLOGICAL PREDICTION CENTER...NWS...CAMP SPRINGS MD
4PM CDT TUE 10 SEP 2002

...THE REMNANTS OF  "FAY" CONTINUES TO MOVE SLOWLY WEST-
SOUTHWESTWARD THROUGH MEXICO...

...FLASH FLOOD WATCHES ARE IN EFFECT FOR THE COUNTIES OF BROOKS ...
ZAPATA ... JIM HOGG ... STARR ... KENEDY ... HIDALGO ... WILLACY AND
CAMERON IN SOUTHERN TEXAS THROUGH THIS AFTERNOON...

NO COUNTIES IN SOUTHERN TEXAS ARE UNDER FLASH FLOOD WARNINGS...

SEVERAL RIVERS ARE FLOODING IN SOUTHERN TEXAS

SAN MIGUEL CREEK IS FORECAST TO HAVE RECORD FLOODING ...

THE NUECES RIVER IS FORECAST TO HAVE MAJOR FLOODING ...

THE FRIO RIVER IS FORECAST TO HAVE MAJOR FLOODING ...

THE GUADALUPE RIVER IS FORECAST TO HAVE MODERATE FLOODING ...

THE SANANTONIO RIVER IS FORECAST TO HAVE MINOR FLOODING ...

AND THE ATASCOSA RIVER IS FORECAST TO HAVE MAJOR LOWLANDS
FLOODING.

AT 4 PM CDT...2100Z...THE LOW ASSOCIATED WITH THE REMNANTS OF "FAY"
WAS LOCATED NEAR LATITUDE 25.6 N...LONGITUDE 99.8 W...OR NEAR
MONTERREY, MEXICO.  THE LOW SHOULD CONTINUE MOVING SLOWLY WEST-
SOUTHWEST TONIGHT AND WEAKEN FURTHER AS IT MOVES INTO THE
HIGHER TERRAIN OF CENTRAL MEXICO.

MAXIMUM SUSTAINED WINDS ARE 20 MPH NEAR THE CENTER OF THE
REMNANT LOW.  MINIMUM CENTRAL PRESSURE IS AROUND 1008 MB...29.77
INCHES.

THE HEAVIEST RAINFALL ASSOCIATED WITH THIS SYSTEM IS CONCENTRATED
NEAR MONTERREY MEXICO.  SOUTHERN TEXAS WAS SEEING SCATTERED
SHOWERS AND THUNDERSTORMS IN THE EASTERLY FLOW OFF THE GULF OF
MEXICO WITH ADDITIONAL AMOUNTS NOT EXPECTED TO EXCEED 0.5 INCH.

SELECTED 24 HOUR RAINFALL AMOUNTS (THROUGH 7 AM CDT):

LOCATION                 AMOUNT
=========                =======
HONDO...TX               2.04"
ROCKPORT...TX            2.16"
PALACIOS...TX            2.15"
ALICE...TX                    1.82"

THE NEXT AND LIKELY THE LAST ADVISORY WILL BE ISSUED BY THE
HYDROMETEOROLOGICAL PREDICTION CENTER AT 10PM CDT.

ZIEGENFELDER / FORECAST OPERATIONS BRANCH