Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 123, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 4, 2000, 7:53 PM CDT for Guadalupe County, Texas. It was in force for 67 min. No storm report in the archive falls 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.
The facts
- Issued
- May 4, 2000, 7:53 PM CDT (00:53 UTC)
- Expired
- May 4, 2000, 9:00 PM CDT
- In force
- 67 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Guadalupe County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 0.9 hours before the alert went out and 220 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
- 3358 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 692 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 4.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KEWX 050055 SVRSAT TXC187-050200- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 753 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... GUADALUPE COUNTY * UNTIL 900 PM CDT * AT 753 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES NORTHWEST OF STAPLES...OR ABOUT 5 MILES SOUTHEAST OF SAN MARCOS...MOVING SOUTH TO SOUTHEAST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... ZORN AROUND 800 PM CDT GERONIMO AROUND 815 PM CDT KINGSBURY AROUND 825 PM CDT VERY LARnGE HAIL IS POSSIBLE WITH THIS SEVERE THUNDERSTORM. IF YOU ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A SUBSTANTIAL SHELTER. LAT...LON 2964 9817 2938 9793 2964 9767 2984 9790
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, 53 minutes earlier.
Area forecast discussion, May 4, 7:00 PM CDT, 53 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, 2 hours 53 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.
The 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, 7:56 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales | 64 min |
| May 4, 8:13 PM CDT | Severe Thunderstorm Warning | EWX | Comal | 62 min |
| May 4, 8:58 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 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; the sounding from the Mesonet's radiosonde archive.