Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 92, NWS Austin/San Antonio, TX

June 16, 2002Burnet County, Llano County, Williamson County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 16, 2002, 1:57 AM CDT for Burnet County, Llano County, Williamson County, Texas. It was in force for 78 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 16, 2002, 1:57 AM CDT (06:57 UTC)
Expired: Jun 16, 2002, 3:15 AM CDT
In force: 78 min
Issued by: NWS Austin/San Antonio, TX
Area: Counties, with a storm outline in the text

Counties Burnet County, TX, Llano County, TX, Williamson County, TX

What was reported inside it

Time	Report	Where	Remark
Jun 16, 2:40 AM CDT	Thunderstorm Wind	Burnet, TX	Roofs were torn off homes by severe thunderstorm winds estimated at 50 to 60 knots.
Jun 16, 3:00 AM CDT	Thunderstorm Wind	Taylor, TX	Widespread wind damage was reported to trees, outbuildings and to roofs of homes.
Jun 16, 3:13 AM CDT	Thunderstorm Wind 57 M	Taylor, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 16, 1:30 AM CDT	Severe Thunderstorm Watch	SPC	5 hr
Jun 16, 1:30 AM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 7.0 hours before the alert went out and 229 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2256 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: -12 m²/s²
0-3 km storm-relative helicity: 125 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KEWX 160657
SVRSAT
TXC053-299-491-160815-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
155 AM CDT SUN JUN 16 2002

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  BURNET
  LLANO
  WILLIAMSON

* UNTIL 315 AM CDT

* AT 153 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE
  OF SEVERE THUNDERSTORMS FROM FROM NEAR WACO TO 35 MILES NORTHWEST
  OF LAMPASAS...MOVING RAPIDLY SOUTH AT NEAR 40 MPH.

THIS LINE OF SEVERE THUNDERSTORMS HAS A HISTORY OF PRODUCING 
DAMAGING WINDS GUSTS IN EXCESS OF 50 MPH ALONG WITH INTENSE 
LIGHTNING...AND POSSIBLE LARGE HAIL.

BRIEF HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS LOW WATER 
CROSSINGS...DITCHES AND UNDERPASSES.  WATER LEVELS OF SMALL STREAMS 
AND RIVERS MAY ALSO RISE.  IF OUTDOORS...STAY AWAY FROM HIGH 
AREAS...METAL OBJECTS...AND TALL ISOLATED TREES. MOVE INDOORS IF 
POSSIBLE BUT STAY AWAY FROM WINDOWS AND DOORS AND AVOID USING THE 
TELEPHONE UNLESS IT IS AN EMERGENCY.


LAT...LON 3061 9869 3168 9891 3194 9833 3052 9726
          3066 9795 3065 9817

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 16, 3:06 AM CDT	Severe Thunderstorm Warning	EWX	Travis, Williamson	69 min
Jun 16, 3:40 AM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Lee	80 min
Jun 16, 4:30 AM CDT	Severe Thunderstorm Warning	EWX	Fayette	60 min

Nearby

Severe Thunderstorm Warnings in Texas, 2002 Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.