Severe Thunderstorm Warning 177, NWS Austin/San Antonio, TX

TXZ030-034>037-212130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
330 PM CDT MON SEP 21 1992

...THUNDERSTORMS DEVELOPING OVER THE HILL COUNTRY...

AT 325 PM...RADAR INDICATED A RAPIDLY DEVELOPING LINE OF THUNDERSTORMS
FROM 10 MILES NORTH OF FREDERICKSBURG THROUGH LAKE BUCHANAN TO LAMPASAS.

THE MOVEMENT OF THE THUNDERSTORMS HAD NOT YET BEEN DETERMINED.

PERSONS THROUGHOUT CENTRAL TEXAS AND THE HILL COUNTRY...ESPECIALLY
THOSE XALONG THE UPPER HIGHLAND LAKES SHOULD KEEP AN EYE TO THE SKY AND
MONITOR THE LATEST WEATHER INFORMATION.

STAY TUNED FOR ADDITIONAL WEATHER INFORMATION ON NOAA WEATHER RADIO.
WH

TXZ030-034>037-212210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
410 PM CDT MON SEP 21 1992

...A LINE OF THUNDERSTORMS NOW 35 MILES NORTHWEST OF AUSTIN...

AT 4 PM...RADAR SHOWED A LINE OF THUNDERSTORMS FROM NEAR WACO THROUGH
BURNET AND LAKE BUCHANAN TO NORTH OF FREDERICKSBURG.  THE NORTHERN END
OF THAT LINE WAS MOVING TO THE SOUTHEAST AT 25 MPH.

THE HIGHEST RAINFALL RATE...NEAR ONE INCH PER HOUR...WAS LOCATED JUST
NORTH OF BERTRAM.

PERSONS AROUND THE HIGHLAND LAKES EASTWARD TO THE INTERSTATE NEAR
GEORGETOWN SHOULD BE PREPARED FOR STRONG GUSTY WINDS AND POSSIBLE
HAIL UNTIL AROUND 6 PM.   BRIEF HEAVY RAINS MAY BE ACCOMPANIED BY
CLOUD TO GROUND LIGHTNING.
JVD

TXZ030-034>037-212230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
435 PM CDT MON SEP 21 1992

...THUNDERSTORMS 30 MILES NORTHWEST OF AUSTIN...

AT 430 PM...RADAR INDICATED A LINE OF THUNDERSTORMS FROM KILLEEN/TEMPLE
SOUTHWESTWARD ACROSS WESTERN WILLIAMSON COUNTY AND OVER SOUTHERN BURNET
AND LLANO COUNTIES.  THE MOST INTENSE STORM WAS NEAR MARBLE FALLS AND
BURNET WITH AN ESTIMATED RAINFALL RATE BETWEEN 1 AND 2 INCHES PER HOUR.
THE NORTHERN END OF THE LINE WAS MOVING TOWARDS THE SOUTHEAST AT 20 MPH
WHILE THE SOUTHERN SHOWED LITTLE MOVEMENT.

THESE THUNDERSTORMS MAY AFFECT WESTERN TRAVIS AND WILLIAMSON COUNTY
ALONG THE INTERSTATE AROUND 6 PM.  BE PREPARED FOR STRONG GUSTY WILNDS
AND POSSIBLE HAIL.
JVD

TXZ035-039-220200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO, TX
655 PM CDT MON SEP 21 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR COMAL COUNTY UNTIL MIDNIGHT...

AT 655 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS NORTH AND NORTHWEST OF THE AUSTIN AREA.  THIS LINE WAS MOVING
SOUTH AND SOUTHEAST AT 15 MILES AN HOUR AND COULD POSE A THREAT TO PERSONS
IN COMAL COUNTY LATER THIS EVENING.

THE LINE OF STORMS HAS PRODUCED SEVERAL OCCURRENCES OF WIND IN EXCESS OF
60 MILES AN HOUR.  SOME ISOLATED DAMAGE HAS RESULTED...INCLUDING SOME
BUILDING DAMAGE AND DOWNED TREES.

THESE STORMS WERE BEING SPAWNED BY A SURFACE TROUGH OF LOW PRESSURE THAT
WAS SEPARATING VERY MOIST AIR TO ITS EAST AND EXTREMELY DRY AIR TO ITS WEST.
THE ATMOSPHERE IN THE MOIST AIR WAS VERY UNSTABLE.  RESIDENTS OF SOUTH
CENTRAL TEXAS...ESPECIALLY IN COMAL COUNTY...CAN EXPECT THESE STORMS TO
PERSIST THROUGHOUT THE EVENING HOURS.  IN ADDITION TO THE THREAT OF HIGH
WIND...LARGE HAIL...FREQUENT LIGHTNING AND VERY HEAVY RAINFALL COULD
ACCOMPANY THESE THUNDERSTORMS.

THE NATIONAL WEATHER SERVICE WILL MONITOR THIS WEATHER SYSTEM CLOSELY
FOR THE NEXT SEVERAL HOURS.  ADDITIONAL BULLETINS WILL BE BROADCAST OVER
LOCAL RADIO...TELEVISION AND NOAA WEATHER RADIO.