Severe Thunderstorm Warning 12, NWS Austin/San Antonio, TX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1250 PM CST MON MAR 16 1987

...SEVERE WEATHER OUTBREAK POSSIBLE FOR SOUTH TEXAS TONIGHT...

AN UPPER-LEVEL STORM SYSTEM...ALONG WITH AN ACCOMPANYING SURFACE
COLD FRONT...IS EXPECTED TO APPROACH SOUTH TEXAS FROM THE WEST LATE
THIS AFTERNOON AND PUSH ACROSS THE STATE TONIGHT AND TUESDAY.

ABUNDANT LOW-LEVEL MOISTURE CONTINUES TO BE PUMPED NORTHWARD INTO
TEXAS FROM THE GULF OF MEXICO.  THIS RICH AND WARM MOISTURE-LADEN
AIR WILL BE LIFTED THIS AFTERNOON DUE TO SURFACE HEATING AND LIFTED
FURTHER TONIGHT INTO THUNDERSTORM CLOUDS AS THE UPPER-LEVEL TROUGH
AND SURFACE FRONT TRIGGERS SEVERE WEATHER.

THUNDERSTORMS WILL INITIALLY DEVELOP THIS AFTERNOON ACROSS THE HILL
COUNTRY AND EDWARDS PLATEAU...THEN SWEEP EASTWARD ACROSS SOUTH CENTRAL
TEXAS AND THE COASTAL BEND TONIGHT...AND INTO SOUTHEAST TEXAS TUESDAY.
ABOUT THE ONLY PART OF SOUTH TEXAS THAT MAY BE SPARED THE THREAT OF
SEVERE WEATHER IS THE LOWER RIO GRANDE VALLEY...WHERE THUNDERSTORMS
MAY STAY BELOW SEVERE LIMITS.  SEVERE WEATHER IS ALSO FORECAST FOR
MUCH OF NORTH TEXAS AND PARTS OF WEST TEXAS AS WELL.

RESIDENTS OF SOUTH TEXAS...FROM THE HILL COUNTRY EASTWARD ACROSS
SOUTH CENTRAL TEXAS AND COASTAL BEND INTO SOUTHEAST TEXAS...SHOULD
MONITOR RADIO...TV OR NOAA WEATHER RADIO BROADCASTS THIS AFTERNOON
AND TONIGHT...AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF SEVERE
WEATHER IS SIGHTED...OR SEVERE WEATHER WARNINGS ARE ISSUED.

REMEMBER...SEVERE THUNDERSTORMS IMPLY FREQUENT LIGHTNING...DAMAGING
SURFACE WINDS OVER 58 MPH AND THREE-QUARTER INCH DIAMETER HAIL OR
GREATER.  SEVERE THUNDERSTORMS CAN AND OFTEN PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING...AS WELL AS LOCALLY HEAVY RAINFALL
WHICH MAY CAUSE FLASH FLOODING OF CREEKS...LOW-WATER CROSSINGS OR
STREETS AND ROADS.

STAY TUNED.  ADDITIONAL STATEMENTS OR BULLETINS WILL BE ISSUED BY
TEXAS WEATHER SERVICE OFFICES AS CONDITIONS DEVELOP.  LISTEN FOR
THESE BROADCASTS...AND HEED THEIR ADVICE.  THEY COULD SAVE YOUR LIFE.

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
337 PM CST MON MAR 16 1987

...A TORNADO WATCH IS IN EFFECT FOR VAL VERDE COUNTY UNTIL 900 PM
CST...

AT 335 PM CST RADAR INDICATED THUNDERSTORMS FROM 25 MILES
NORTHWEST OF DEL RIO TO 75 MILES NORTHWEST OF DEL RIO. THESE
STORMS WERE BUILDING RAPIDLY AND MOVING TO THE SOUTHEAST AT 5 MPH.

BOATERS ON LAKE AMISTAD SHOULD KEEP A LOOKOUT FOR STRONG GUSTY WINDS
AND DANGEROUS LIGHTNING AS THESE STORMS MOVE ACROSS LAKE AMISTAD.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PEOPLE IN VAL VERDE COUNTY SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
403 PM CST MON MAR 16 1987

...TORNADO WATCH IN EFFECT UNTIL 900 PM TONIGHT FOR MUCH OF THE
TEXAS HILL COUNTRY AND EDWARDS PLATEAU...

AN UPPER LEVEL DISTURBANCE IN NEW MEXICO THIS AFTERNOON WILL MOVE SLOWLY
EASTWARD TONIGHT AS A COLD FRONT CURRENTLY IN WEST TEXAS MOVES INTO
CENTRAL TEXAS.  THUNDERSTORMS ARE EXPECTED TO FORM IN THE VERY MOIST
AND UNSTABLE AIRMASS OVER SOUTH CENTRAL TEXAS.  THE NECESSARY WEATHER
CONDITIONS HAVE COME TOGETHER TO PRODUCE A THREAT OF SEVERE WEATHER.

SCATTERED THUNDERSTORMS HAVE FORMED IN THE WESTERN PORTION OF THE HILL
COUNTRY SOUTHWESTWARD TO NEAR DEL RIO.  THESE STORMS ARE MOVING TO THE
NORTHEAST AT NEAR 30 MILES AN HOUR.  AS THESE STORMS CONTINUE TO
DEVELOP AND MOVE EASTWARD ACROSS SOUTH CENTRAL TEXAS...A VERY REAL
THREAT OF LARGE HAIL...DAMAGING WIND AND PERHAPS EVEN TORNADOES EXISTS.

RESIDENTS OF SOUTH CENTRAL TEXAS ARE ASKED TO KEEP TUNED TO A SOURCE OF
WEATHER INFORMATION...AND BE READY TO MOVE TO A PLACE OF SAFETY IF
SEVERE WEATHER IS REPORTED OR A WARNING IS ISSUED.  IT IS VERY POSSIBLE
THAT THE TORNADO WATCH WILL BE EXTENDED EASTWARD THIS EVENING ACROSS
THE REMAINDER OF SOUTH CENTRAL TEXAS...INCLUDING THE SAN ANTONIO AREA.

REMEMBER...SEVERE THUNDERSTORMS MAY ALSO PRODUCE HEAVY RAINFALL AND VERY
DEADLY AND DANGEROUS LIGHTNING.  LOW WATER CROSSINGS AS WELL AS POORLY
DRAINED STREETS AND HIGHWAYS MAY FLOOD.  MOTORISTS SHOULD USE EXTRA
CAUTION IN AND NEAR HEAVY RAINFALL.