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000 

WGUS74 KBRO 051621

FFSBRO

TXC047-247-427-505-051900-



FLASH FLOOD STATEMENT

NATIONAL WEATHER SERVICE BROWNSVILLE TX

1120 AM CDT FRI JUL 5 2002



...A FLASH FLOOD WATCH CONTINUES FOR BROOKS...JIM HOGG...STARR AND

ZAPATA COUNTIES UNTIL 430 PM THIS AFTERNOON...



AT 1040 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR IN

BROWNSVILLE SHOWED NO SHOWER OR THUNDERSTORM ACTIVITY OVER DEEP SOUTH

TEXAS.



HOWEVER...A STATIONARY UPPER LEVEL TROUGH OF LOW PRESSURE...NOW

CENTERED OVER NEW MEXICO AND TEXAS...WILL MOVE LITTLE TODAY RESULTING

IN HIGH MOISTURE AND INSTABILITY LEVELS ACROSS MUCH OF SOUTHERN

TEXAS TODAY.  THE COMBINATION OF THE MOIST AND UNSTABLE ATMOSPHERE

AND THE UPPER LEVEL DISTURBANCE WILL MAKE CONDITIONS FAVORABLE FOR

THUNDERSTORM ACTIVITY TO REFORM ACROSS THE COUNTIES WITHIN THE WATCH

AREA LATER THIS AFTERNOON. THE THUNDERSTORM ACTIVITY THAT OCCURRED

OVER THE COUNTIES WITHIN THE WATCH AREA LAST NIGHT PRODUCED FROM 5

TO 7 INCHES OF RAIN OVER PORTIONS OF BROOKS COUNTY. MEANWHILE...

FURTHER WEST...FROM 2 TO 4 INCHES OF RAIN FELL OVER PORTIONS OF

ZAPATA...STARR AND JIM HOGG COUNTIES THURSDAY NIGHT.



SINCE ADDITIONAL THUNDERSTORM ACTIVITY IS EXPECTED TO FORM LATER

THIS AFTERNOON OVER THESE AREAS ALREADY SATURATED BY THE RAINFALL

LAST NIGHT...THE POTENTIAL FOR FLASH FLOODING WILL PERSIST WITHIN THE

WATCH AREA THROUGH THIS AFTERNOON.



STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS CONCERNING THIS

POTENTIAL FLOOD EVENT.



$$



SPEECE

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