Alert archive / Texas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 100, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 26, 2002, 7:40 PM CDT for Travis County, Texas. It was in force for 50 min. 4 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 26, 2002, 7:40 PM CDT (00:40 UTC)
- Expired
- Jun 26, 2002, 8:30 PM CDT
- In force
- 50 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Travis County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 26, 7:55 PM CDT | Hail 1 | Lake Travis, TX | |
| Jun 26, 8:00 PM CDT | Thunderstorm Wind 69 M | Lake Travis, TX | High winds and large hail struck Lake Travis, causing damage to windows and roofs of homes and boats in the area. The worst damage occurred when the high winds shoved a boat into the wall at Mansfield Dam with sufficient force to sink the boat. |
| Jun 26, 8:08 PM CDT | Thunderstorm Wind 56 M | Austin, TX | |
| Jun 26, 8:20 PM CDT | Thunderstorm Wind | Austin, TX | Severe thunderstorm winds knocked down trees across the city of Austin. As many of the trees fell on utility lines, power was lost for several hours to around one thousand residents for a period of several hours. |
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 nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 0.7 hours before the alert went out and 281 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.
- Mixed-layer CAPE
- 71 J/kg
- Mixed-layer CIN
- -214 J/kg
- Mixed-layer LCL
- 1496 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KEWX 270040 SVRSAT TXC453-270130- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 739 PM CDT WED JUN 26 2002 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... TRAVIS * UNTIL 830 PM CDT * AT 737 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 7 MILES NORTH OF ANDERSON MILL...OR ABOUT 3 MILES NORTHWEST OF BRUSHY CREEK...MOVING SOUTH AT 10 MPH. * THE SEVERE THUNDERSTORM WILL BE... 3 MILES EAST OF ANDERSON MILL AT 755 PM 5 MILES WEST OF WELLS BRANCH AT 800 PM IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY SHELTER AWAY FROM CREEK BEDS AND OTHER FLOOD-PRONE AREAS. REMEMBER...A SEVERE THUNDERSTORM CAN PRODUCE LARGE DAMAGING HAIL...DAMAGING WINDS IN EXCESS OF 55 MPH...DEADLY LIGHTNING...AND VERY HEAVY RAIN. HAIL UP TO GOLF BALL SIZE AND WIND GUSTS TO 60 MPH ARE POSSIBLE WITH THIS STORM. IF YOU ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A SUBSTANTIAL SHELTER.
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.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 26, 3:20 PM CDT, 4 hours 20 minutes earlier.
Area forecast discussion, Jun 26, 3:20 PM CDT, 4 hours 20 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 320 PM CDT WED JUN 26 2002 SHRA/TSRA AGAIN DEVELOPING ACRS THE NRN AND ERN CWA THIS AFTN AND WILL INCLUDE CHC POPS EAST AND SLGT CHC WEST MAINLY THRU THE EVENING HOURS. UPR LOW OVER TO GRADUALLY OPEN UP INTO A TROF WITH THE SRN END OF THE TROF MOVG WESTWARD AND PINCHING OFF AS A WEAK LOW OVER DEEP SOUTH TX BY FRI. NLY FLOW ALOFT WILL BCM WEAK SELY BY THE WEEKEND WITH A CONTD LOW CHC OF AMS/SEA BREEZE CONVECTION IN THE AFTN/EVENING. THE WEAK LOW WILL CONT WEST OVER THE WEEKEND WITH A FLAT RDG TO PREVAIL EARLY NEXT WEEK THRU MID WEEK...WITH LESSENING CHCS FOR PCPN. MOS MAXS REMAIN TOO COOL ON MAXS AND WILL UP CLOSER TO PERSISTENCE AND PREVIOUS FORECASTS. 01/07 PRELIMS... AUS BB 070/095 073/095 073 3423 DRT BB 078/100 078/100 077 1122 SAT BB 074/097 074/097 074 2323 .EWX...NONE.
In the hours before
Local storm report, Jun 26, 6:23 PM CDT, 1 hour 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
623 PM CDT WED JUN 26 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0550 PM MULDOON TX 2.00 INCH HAIL
06/26/02 FAYETTE
DCLocal storm report, Jun 26, 7:17 PM CDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
717 PM CDT WED JUN 26 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0705 PM I 35 CORRIDOR GEORGETOWN TX 2.00 INCH HAIL
06/26/02 WILLIAMSON REPORTED BY LAW
ENFORCEMENT
0711 PM 6 SE COUPLAND TX .75 INCH HAIL
06/26/02 LEE REPORTED BY
SPOTTERS
DCLocal storm report, Jun 26, 7:35 PM CDT, 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
735 PM CDT WED JUN 26 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0720 PM GEORGETOWN TX 1.75 INCH HAIL
06/26/02 WILLIAMSON REPORTED BY LAW
ENFORCEMENT
0728 PM 6 SE COUPLAND TX EST 60 MPH TSTM WIND GUST
06/26/02 LEE WIND DAMAGEREPORTED BY
SPOTTERS
DCLocal storm report, Jun 26, 7:36 PM CDT, 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
736 PM CDT WED JUN 26 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0720 PM GEORGETOWN TX 1.75 INCH HAIL
06/26/02 WILLIAMSON REPORTED BY LAW
ENFORCEMENT
0728 PM 6 SE COUPLAND TX EST 60 MPH TSTM WIND GUST
06/26/02 LEE WIND DAMAGE
REPORTED BY
SPOTTERS
DCThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 8:39 PM CDT | Severe Thunderstorm Warning | EWX | Blanco | 66 min |
| Jun 27, 8:40 AM CDT | Flash Flood Warning | EWX | Val Verde | 2 hr |
| Jun 27, 9:07 AM CDT | Flash Flood Warning | EWX | Gillespie, Kerr | 3 hr |
| Jun 27, 6:02 PM CDT | Flash Flood Warning | EWX | Kerr | 118 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2002Every 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.