Alert archive / Texas / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 74, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 2, 2003, 5:34 PM CDT for Gonzales County, Texas. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 2, 2003, 5:34 PM CDT (22:34 UTC)
- Expired
- Jun 2, 2003, 6:30 PM CDT
- In force
- 56 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Gonzales County, TX
The radar
The Austin/San Antonio radar (KEWX), 51 km from the middle of the area, began a volume at 22:34 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
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 2, 3:00 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 10.6 hours before the alert went out and 196 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
- 1486 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 663 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS54 KEWX 022234
SVRSAT
TXC177-022330-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
532 PM CDT MON JUN 2 2003
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
GONZALES
* UNTIL 630 PM CDT
* AT 532 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS FROM SEGUIN TO PALMETO TO MCMAHAN...
MOVING SOUTHEAST AT 25 MPH.
* THE SEVERE THUNDERSTORM WILL BE...
OVER GONZALES AT 545 PM
* THIS WARNING INCLUDES LOCATIONS IN AND AROUND...
HARWOOD
PALMETO
GONZALES
BELMONT
THIS LINE OF STORMS HAS A HISTORY OF LARGE HAIL AND DAMAGING WINDS.
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE
FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
LAT...LON 2937 9784 2913 9762 2965 9718 2976 9733
2960 9763
$$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 2, 3:25 PM CDT, 2 hours 9 minutes earlier.
Area forecast discussion, Jun 2, 3:25 PM CDT, 2 hours 9 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
325 PM CDT MON JUN 2 2003
SIGNIFICANT SHORT WAVE OVER CENTRAL TEXAS MOVING SOUTHEAST WITH
DEVELOPMENT OF THUNDERSTORMS ACROSS NORTHERN HILL COUNTRY. THIS
SHORT WAVE (AND RESULTING CONVECTION) SHOULD MOVE INTO NORTHEASTERN
AREAS BY LATE AFTERNOON AND PUSH OUT OF AREA BY LATE EVENING.
RESIDUAL MOISTURE AND BOUNDARIES LEFT FROM THIS ACTIVITY MAY BE
ENOUGH FOR WIDELY SCATTERED DEVELOPMENT TOMORROW AFTERNOON OVER
HILLS AND EASTERN PORTIONS OF CWA...THOUGH UPPER DYNAMICS WEAK.
CONTINUED WEAKENING OF UPPER RIDGE WEDNESDAY AND THURSDAY WILL
PROVIDE MORE FAVORABLE ENVIRONMENT FOR WIDELY SCATTERED SHOWERS AND
STORMS AS MOIST SOUTHERLY LOW LEVEL GULF FLOW CONTINUES.
ANOTHER SHORT WAVE WILL MOVE ACROSS THE SOUTHERN U.S. PLAINS FRIDAY
WITH WEAK TROFFINESS OVER SOUTH TEXAS AND CONTINUED CHANCES FOR
RAIN. RESIDUAL MOISTURE MAY AGAIN HELP DEVELOP SHOWERS...STORMS OVER
THE WEEKEND WITH ACTIVITY TAPERING OFF BY NEXT MONDAY AS WESTERLIES
SET UP OVER AREA.
PRELIMS...
AUS BE 072/093 072/092 073 02322 0000/0000/0000
EEBBB 087/072 087/066 086/069 094/070 093 33233322220
DRT BE 077/095 075/094 075 02012 0000/0000/0000
EEBBB 093/074 091/069 090/073 097/074 096 22222222220
SAT BE 076/095 075/090 074 02322 0000/0000/0000
EEBBB 088/073 087/067 087/071 092/072 091 22233322220
.EWX...SEVERE THUNDERSTORM WATCH #462 FOR NORTHERN PORTIONS SOUTH
CENTRAL TEXAS TIL 23Z.
...SEVERE THUNDERSTORM WATCH #464 FOR CENTRAL AND SOUTHERN PORTIONS
OF SOUTH CENTRAL TEXAS TIL 01Z.Hazardous weather outlook, Jun 2, 5:30 AM CDT, 12 hours 4 minutes before
TXZ171>173-183>194-202>209-217>225-031100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 530 AM CDT MON JUN 2 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE...TODAY OUTFLOW BOUNDARIES FROM THUNDERSTORMS OVER WEST CENTRAL TEXAS...AN UPPER LEVEL DISTURBANCE...AND MOIST GULF AIR WILL BRING A SLIGHT RISK FOR ISOLATED SEVERE THUNDERSTORMS THIS AFTERNOON. THE MAIN THREAT AREA IS ALONG AND NORTHEAST OF TEXAS HIGHWAY 71...FROM LLANO TO AUSTIN TO LA GRANGE. THE MAIN SEVERE THREATS ARE LARGE HAIL AND DAMAGING WINDS. THE PRIMARY THREAT TIME IS FROM 2 TO 7 PM. .DAYS TWO THROUGH SEVEN... A SERIES OF UPPER LEVEL DISTURBANCES WILL BRING ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS EACH DAY. THERE IS AN OUTSIDE CHANCE A FEW OF THESE STORMS MAY BECOME SEVERE...BUT NO WIDESPREAD SEVERE WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED.
In the hours before
Local storm report, Jun 2, 4:08 PM CDT, 1 hour 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
408 PM CDT MON JUN 2 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0254 PM HORSESHOE BAY TX TORNADO
06/02/03 LLANO REPORTED BY LCRA
SPOTTER
0400 PM SISTERDALE TX 1.25 INCH HAIL
06/02/03 KENDALL REPORTED BY CO-OP
OBSERVERS
JPBLocal storm report, Jun 2, 5:09 PM CDT, 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
509 PM CDT MON JUN 2 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0217 PM LLANO TX 64 MPH TSTM WIND GUST
06/02/03 LLANO
0444 PM BUDA TX 63 MPH TSTM WIND GUST
06/02/03 HAYS
0458 PM 5 N SAN MARCOS TX .75 INCH HAIL
06/02/03 HAYS REPORTED BY
HAYS CO EMC
JPBThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 1:29 PM CDT | Severe Thunderstorm Warning | EWX | Llano | 61 min |
| Jun 2, 2:29 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Gillespie, Llano | 61 min |
| Jun 2, 2:38 PM CDT | Tornado Warning | EWX | Blanco, Llano | 52 min |
| Jun 2, 2:57 PM CDT | Tornado Warning | EWX | Burnet | 33 min |
| Jun 2, 3:20 PM CDT | Severe Thunderstorm Warning | EWX | Gillespie, Kendall | 55 min |
| Jun 2, 3:23 PM CDT | Tornado Warning | EWX | Kendall | 67 min |
| Jun 2, 3:30 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Hays, Travis | 60 min |
| Jun 2, 4:20 PM CDT | Severe Thunderstorm Warning | EWX | Bexar, Comal | 55 min |
| Jun 2, 4:26 PM CDT | Severe Thunderstorm Warning | EWX | Caldwell, Hays | 64 min |
| Jun 2, 4:37 PM CDT | Severe Thunderstorm Warning | EWX | Guadalupe | 53 min |
| Jun 2, 5:11 PM CDT | Tornado Warning | EWX | Bexar | 34 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2003Every severe thunderstorm warning in 2003
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.