PUBLIC ADVISORY NUMBER 12 FOR TROPICAL DEPRESSION ERIN
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD AL052007
1000 AM CDT FRI AUG 17 2007        

...TROPICAL DEPRESSION ERIN CONTINUES DRIFTING FARTHER NORTHWEST
ACROSS TEXAS WHILE SLOWLY WEAKENING...ALTHOUGH THREAT OF HEAVY
RAIN AND FLOODING PERSISTS...

FLASH FLOOD WATCHES ARE IN EFFECT FOR TEXAS FROM MUCH OF THE
COAST...WESTWARD THROUGH THE HILL COUNTRY AND INTO PORTIONS OF
WEST TEXAS. 

FLASH FLOOD WARNINGS ARE IN EFFECT FOR PORTIONS OF CENTRAL TEXAS.

AT 1000 AM CDT...1500 UTC...THE CENTER OF TROPICAL DEPRESSION ERIN
WAS LOCATED NEAR LATITUDE 30.9 NORTH...LONGITUDE 101.2 WEST...JUST
SOUTH OF BARNHART TEXAS OR ABOUT 85 MILES...137
KILOMETERS...SOUTHEAST OF MIDLAND TEXAS.

THE DEPRESSION IS MOVING NORTHWEST AT 13 MPH...15 KT...21 KM/H.
THIS GENERAL MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 12 TO
24 HOURS AS ERIN CONTINUES WEAKENING.

MAXIMUM SUSTAINED WINDS ARE NEAR 20 MPH...32 KM/HR...WITH A FEW
HIGHER GUSTS. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS AROUND
1008 MB...29.77 INCHES.

A SPIRALING CLUSTER OF RAIN SHOWERS WITH EMBEDDED THUNDERSTORMS
CONTINUES TO MOVE NORTHWESTWARD ABOUT THE CENTER OF ERIN ACROSS
THE SOUTHERN PORTION OF CENTRAL AND WESTERN TEXAS. 

SELECTED STORM TOTAL RAINFALL AMOUNTS IN INCHES THROUGH 900 AM CDT
FRIDAY

...TEXAS...

HOUSTON METRO AREA

LOCKWOOD (HUNTING BAYOU) 	9.61
SENS RD			 	9.25
LITTLE CEDAR BAYOU @8TH ST	8.31
SIMS BAYOU @MARTIN LUTHER KING	7.52
SOUTH MCGREGOR WAY	 	7.05
HOUSTON/CLOVER FIELD            3.18
HOUSTON/INTERCONTINENTAL        2.59
HOUSTON/WILL HOBBY              2.22
HOUSTON/HULL FIELD              1.12

SAN ANTONIO/STINSON MUNI ARPT	9.62 
KELLY AFB/SAN ANTONIO		7.22
GILLESPIE                       6.55 SINCE 12 AM FRIDAY 
SAN ANTONIO INTL ARPT           5.79 
6 WSW BOERNE			5.84
HONDO MUNI ARPT                 5.02 
PALACIOS MUNI ARPT              3.86
RANDOLPH AFB/UNIVERSAL CITY     3.17
JUNCTION/KIMBLE CO. AIRPORT     2.13
GALVESTON/SCHOLES               2.12
VICTORIA RGNL ARPT              1.69
AUSTIN/MUELLER MUNI ARPT        1.38
ANGLETON/LAKE JACKSON           1.32


ERIN IS EXPECTED TO BE LOCATED IN WEST TEXAS BY FRIDAY
NIGHT...SHIFTING THE MAIN THREAT FOR ORGANIZED HEAVY RAINFALL
ALONG WITH THE SYSTEM.

ADDITIONAL RAIN ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED ACROSS
PORTIONS OF WESTERN TEXAS...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS
UP TO 8 INCHES ASSOCIATED WITH THE CENTER OF THE DEPRESSION. TO
THE SOUTH AND EAST OF THE SYSTEM...LOCALIZED AREAS COULD SEE
SCATTERED THUNDERSTORMS WITH 2 TO 3 INCHES POSSIBLE.

REPEATING THE 1000 AM CDT POSITION...30.9 NORTH...AND 101.2
WEST...NORTHWESTWARD MOVEMENT NEAR 13 MPH...MAXIMUM SUSTAINED
WINDS AROUND 20 MPH...MINIMUM CENTRAL PRESSURE...1008 MB.

THE NEXT ADVISORY ON TROPICAL DEPRESSION ERIN WILL BE ISSUED BY
THE HYDROMETEOROLOGICAL PREDICTION CENTER AT 4 PM CDT. PLEASE
REFER TO YOUR LOCAL FORECAST OFFICE FOR FURTHER INFORMATION
CONCERNING THIS SYSTEM.
 
OTTO

FORECAST POSITIONS

INITIAL    17/1500Z 30.9N 101.2W
12HR VT    18/0000Z 31.0N 102.3W
24HR VT    18/1200Z 32.5N 102.9W