Alert archive / Texas / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 126, NWS Austin/San Antonio, TX

September 19, 1996Burnet County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Sep 19, 1996, 10:45 PM CDT for Burnet County, Texas. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 19, 1996, 10:45 PM CDT (03:45 UTC)
Expired
Sep 20, 1996, 12:45 AM CDT
In force
2 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Burnet County, TX

The radar

The Ft Hood radar (KGRK), 77 km from the middle of the area, began a volume at 03:49 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 3.8 hours before the alert went out and 242 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 1996-09-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 670 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 1996-09-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
670 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
1365 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
165 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Sep 19, 9:15 PM CDT, 1 hour 30 minutes before
TXZ171>173-190>194-208-200400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
905 PM CDT THU SEP 19 1996

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR CENTRAL TEXAS...
   INCLUDING THE GEORGETOWN AND AUSTIN METROPOLITAN AREAS...

THE STORM PREDICTION CENTER OF THE NATIONAL WEATHER SERVICE
HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR CENTRAL TEXAS VALID
UNTIL 1 AM CDT FRIDAY MORNING.

THE WATCH IN WITHIN AN AREA ALONG AND 60 MILES EITHER SIDE OF A
LINE FROM 30 MILES WEST OF AUSTIN TO 55 MILES EAST-NORTHEAST OF
WACO.  THE METROPOLITAN AREAS OF GEORGETOWN AND AUSTIN ARE INCLUDED
IN THE WATCH.

A SEVERE THUNDERSTORM WATCH MEANS SEVERE THUNDERSTORMS MAY OCCUR
IN THE AFFECTED AREA.  PERSONS IN LLANO...BURNET...BLANCO...HAYS...
WILLIAMSON...TRAVIS...LEE...BASTROP AND CALDWELL COUNTIES SHOULD
MONITOR THE LATEST WEATHER BULLETINS AND FORECASTS AND BE READY
TO MOVE TO A PLACE OF SAFETY IF A SEVERE WEATHER WARNING IS ISSUED.

IN ADDITION TO LARGE HAIL...DAMAGING WINDS AND FREQUENT DEADLY
LIGHTNING...SEVERE THUNDERSTORMS ALSO CAN PRODUCE TORNADOES...
LOCALLY HEAVY RAINFALL AND FLASH FLOODING.

ADDITIONAL STATEMENTS OR BULLETINS CONCERNING THIS WEATHER SITUATION
WILL BE ISSUED AS CONDITIONS WARRANT...SO PLEASE STAY TUNED TO LOCAL
RADIO...TV OR NOAA WEATHER RADIO STATIONS.

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 19, 9:55 PM CDTFlash Flood WarningEWXWilliamson2 hr
Sep 19, 9:55 PM CDTSevere Thunderstorm WarningEWXWilliamson2 hr
Sep 19, 10:45 PM CDTFlash Flood WarningEWXBurnet2 hr
Sep 19, 10:56 PM CDTSevere Thunderstorm WarningEWXLlano64 min
Sep 19, 11:25 PM CDTSevere Thunderstorm WarningEWXTravis65 min
Sep 19, 11:58 PM CDTFlash Flood WarningEWXWilliamson2 hr
Sep 19, 11:58 PM CDTSevere Thunderstorm WarningEWXWilliamson2 hr
Sep 20, 12:24 AM CDTFlash Flood WarningEWXTravis2 hr
Sep 20, 12:24 AM CDTSevere Thunderstorm WarningEWXTravis2 hr
Sep 20, 1:02 AM CDTSevere Thunderstorm WarningEWXBurnet, Llano58 min
Sep 20, 1:09 AM CDTFlash Flood WarningEWXBastrop2 hr
Sep 20, 1:09 AM CDTSevere Thunderstorm WarningEWXBastrop2 hr
Sep 20, 1:26 AM CDTFlash Flood WarningEWXBurnet, Llano2 hr
Sep 20, 1:26 AM CDTSevere Thunderstorm WarningEWXBurnet, Llano2 hr
Sep 20, 1:43 AM CDTSevere Thunderstorm WarningEWXCaldwell62 min
Sep 20, 2:26 AM CDTFlash Flood WarningEWXFayette, Gonzales2 hr
Sep 20, 2:26 AM CDTSevere Thunderstorm WarningEWXFayette, Gonzales2 hr
Sep 20, 6:30 PM CDTSevere Thunderstorm WarningEWXBurnet60 min
Sep 20, 6:53 PM CDTTornado WarningEWXBurnet67 min

Nearby

Severe Thunderstorm Warnings in Texas, 1996Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.