PUBLIC ADVISORY NUMBER 20 FOR TROPICAL DEPRESSION DOLLY
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD AL042008
0400 AM CDT FRIDAY JULY 25 2008       

...TROPICAL DEPRESSION DOLLY MOVING ACROSS NORTHEASTERN MEXICO...

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING INLAND
WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR
LOCAL NATIONAL WEATHER SERVICE OFFICE.

AT 0400 AM CDT...0900 UTC..THE TROPICAL DEPRESSION WAS LOCATED
NEAR THE TEXAS/MEXICO BORDER...JUST TO THE SOUTH OF THE BIG BEND
NEAR LATITUDE 28.6 NORTH...LONGITUDE 103.6 WEST...APPROXIMATELY
100 MILES SOUTH-SOUTHEAST OF MARFA TEXAS.
 
MAXIMUM SUSTAINED WINDS WERE NEAR 20 MPH...WITH GUSTS TO 30 MPH. 
THE MINIMUM CENTRAL PRESSURE WAS 1004 MB...OR 29.65 INCHES.

SELECTED STORM TOTAL RAINFALL AMOUNTS IN INCHES...

...TEXAS...

SAN MANUEL......................12.00
BROWNSVILLE 4.6 NNW..............8.62
MCALLEN..........................8.51
HARLINGEN........................5.77
CORPUS CHRISTI...................5.39
MISSION 1.9 ENE..................5.20
KINGSVILLE 8.2 SE................5.19
ODEM.............................4.50 
RANDOLPH AFB.....................2.38 
KELLY AFB........................2.31
TERREL COUNTY AIRPORT............0.77


TROPICAL DEPRESSION DOLLY IS EXPECTED TO CONTINUE TO MOVE WEST
NORTHWEST ALONG THE TEXAS/MEXICO BORDER DURING FRIDAY.  RAINFALL
AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE OVER SOUTHWEST TEXAS AND
NORTHEASTERN MEXICO...WITH ISOLATED HEAVIER TOTALS POSSIBLE OVER
THE HIGHER TERRAIN OF NORTHEASTERN MEXICO DURING THE NEXT 24
HOURS.  THESE RAINS MAY PRODUCE FLASH FLOODING.

REPEATING THE 0400 AM CDT POSITION...28.6 NORTH...103.6
WEST...MOVEMENT TOWARD THE WEST- NORTHWEST AT APPROXIMATELY 17
MPH. MAXIMUM SUSTAINED WINDS...20 MPH. MINIMUM CENTRAL
PRESSURE...1004 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 1000 AM CDT.


FORECAST POSITIONS

INITIAL     25/0600Z 28.6N 102.4W...OVER MEXICO
12HR  VT    25/1800Z 29.0N 106.2W...OVER MEXICO

ORAVEC