Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 126, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 4, 2000, 8:58 PM CDT for Bexar County, Texas. It was in force for 62 min. 2 reports came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- May 4, 2000, 8:58 PM CDT (01:58 UTC)
- Expired
- May 4, 2000, 10:00 PM CDT
- In force
- 62 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Bexar County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 4, 9:40 PM CDT | Hail 1.75 | San Antonio, TX | |
| May 4, 10:00 PM CDT | Hail 2.75 | Kirby, 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 nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 2.0 hours before the alert went out and 225 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
- 3150 J/kg
- Mixed-layer CIN
- -149 J/kg
- Mixed-layer LCL
- 1305 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KEWX 050200 SVRSAT TXC029-050300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 858 PM CDT THU MAY 4 2000 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... BEXAR COUNTY * UNTIL 1000 PM CDT * AT 858 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES NORTHEAST OF SCHERTZ...MOVING SOUTHWEST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... LIVE OAK AROUND 910 PM CDT TERRELL HILLS AROUND 930 PM CDT OLMOS PARK AROUND 935 PM CDT SAN ANTONIO AROUND 940 PM CDT HAIL UP TO GOLFBALL SIZE HAS BEEN REPORTED WITH THIS STORM. IF YOU ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A SUBSTANTIAL SHELTER. LAT...LON 2969 9878 2914 9843 2945 9816 2972 9845
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 May 4, 7:00 PM CDT, 1 hour 58 minutes earlier.
Area forecast discussion, May 4, 7:00 PM CDT, 1 hour 58 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 700 PM CDT THU MAY 4 2000 UPDATED ZONES TO BOOST POPS EAST...ADD POPS SAT AREA FOR THIS EVENING AND ADD MENTION OF POSSIBLY SEVERE EAST HALF OF CWA. HIGH CAPES...ESPECIALLY E/SE WITH LITTLE CAP. OTHERWISE NO CHANGES. READY FOR THIS NASTY UPPER LOW TO MOVE ON OUT. .EWX...NONE. 03/01/20
In the hours before
Special weather statement, May 4, 5:00 PM CDT, 3 hours 58 minutes before
TXZ193-194-209-223>225-042245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 500 PM CDT THU MAY 4 2000 A STRONG THUNDERSTORM WITH VERY HEAVY RAIN HAS DEVELOPED NEAR LAKE FAYETTE IN FAYETTE COUNTY. MOVEMENT WAS GENERALLY SOUTH A NEAR 15 MPH. THIS STORM IS LIKELY PRODUCING VERY HEAVY RAIN AND GUSTY WINDS...AND POSSIBLE HAIL. THE TOWNS OF FAYETTEVILLE AND ELLINGER WILL LIKELY BE AFFECTED BY THIS STORM DURING THE NEXT HOUR. WHEN THUNDERSTORMS ARE OCCURRING...MOVE INDOORS. DO NOT STAND BY WINDOWS. UNLESS IT IS AN EMERGENCY...AVOID USING TELEPHONES AND ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED.
Special weather statement, May 4, 8:27 PM CDT, 31 minutes before
TXZ171>173-183>194-202>209-217>225-228-050230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 827 PM CDT THU MAY 4 2000 ...SUMMARY OF WARNINGS IN EFFECT FOR SOUTH CENTRAL TEXAS.... ...SEVERE THUNDERSTORM WARNING FOR COMAL COUNTY UNTIL 915 PM... ...SEVERE THUNDERSTORM WARNING FOR GUADALUPE COUNTY UNTIL 9 PM... ...SEVERE THUNDERSTORM WARNING FOR GONZALES COUNTY UNTIL 9 PM... STAY TUNED TO NOAA WEATHERq RADIO...COMMERCIAL RADIO OR TELEVISION STATIONS...OR YOUR CABLE TELEVISION SERVICE PROVIDER FOR LATER STATEMENTS CONCERNING THIS DANGEROUS SEVERE WEATHER THREAT.
Local storm report, May 4, 8:34 PM CDT, 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
834 PM CDT THU MAY 4 2000
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0550 PM 5 N LA GRANGE TX 1.00 INCH HAIL
05/04/00 FAYETTE
0740 PM 1 SE MARTINDALE TX 1.75 INCH HAIL
05/04/00 CALDWELL
0805 PM STAPLES TX 1.75 INCH HAIL
05/04/00 GUADALUPE
CAThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 7:06 PM CDT | Severe Thunderstorm Warning | EWX | Caldwell | 69 min |
| May 4, 7:53 PM CDT | Severe Thunderstorm Warning | EWX | Guadalupe | 67 min |
| May 4, 7:56 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales | 64 min |
| May 4, 8:13 PM CDT | Severe Thunderstorm Warning | EWX | Comal | 62 min |
| May 4, 9:56 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 64 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning in 2000
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.