Alert archive / Texas / Tornado Warnings in 1999
Tornado Warning 15, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at Mar 27, 1999, 6:25 PM CST for Uvalde County, Zavala County, Texas. It was in force for 60 min. 2 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
- Mar 27, 1999, 6:25 PM CST (00:25 UTC)
- Expired
- Mar 27, 1999, 7:25 PM CST
- In force
- 60 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Uvalde County, TX, Zavala County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 27, 6:35 PM CST | Tornado F1 | Concan, TX | Heavy rain and damaging winds preceded a small and short-lived tornado that knocked down trees and blew over power lines northeast of Concan. The path of the severe winds continued northeastward, knocking over trees in Garner Park. |
| Mar 27, 6:45 PM CST | Thunderstorm Wind | Utopia, TX | Trees were reported by a spotter to have been blown down in a 4 mile long path from just south of Utopia in Uvalde County into southern Real County. |
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, 0.4 hours before the alert went out and 109 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 603 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- -190 m²/s²
- 0-3 km storm-relative helicity
- -191 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 280024 RRA TORSAT TXC463-507-280125- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 625 PM CST SAT MAR 27 1999 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * TORNADO WARNING FOR... EASTERN UVALDE COUNTY IN TEXAS ZAVALA COUNTY IN TEXAS * UNTIL 725 PM CST * AT 620 PM CST... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO BETWEEN LA PRYOR AND BATESVILLE... MOVING NORTHEAST AT 35 MPH. GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR! IF YOU ARE CAUGHT OUTSIDE...SEEK SAFETY IN A NEARBY STURDY BUILDING. AS A LAST RESORT... SEEK REFUGE IN A CULVERT... DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. BEWARE THE THREAT OF RISING WATER.
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Mar 27, 6:00 PM CST, 25 minutes before
TXZ171>173-183>194-202>209-217>225-228-281200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 600 PM CST SAT MAR 27 1999 STRONG THUNDERSTORMS WILL MOVE ACROSS SOUTH CENTRAL TEXAS TONIGHT WITH THE THREAT OF HEAVY RAIN...DEADLY LIGHTNING...AND STRONG WINDS. RAINFALL RATES OF ONE INCH PER HOUR WILL BE WIDESPREAD. 2 INCHES PER HOUR ARE POSSIBLE IN THE STRONGER STORMS. THE LINE OF THUNDERSTORMS WILL MOVE EAST OF SOUTH CENTRAL TEXAS BY MORNING. ADDITIONAL SHOWERS ARE EXPECTED ON SUNDAY WITH RAINFALL AMOUNTS GENERALLY ONE HALF INCH ARE LESS. THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF THE ZONE FORECASTS, SHORT TERM FORECAST, WATCHES, WARNINGS AND ADVISORIES. THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP. FOR INFORMATION ON WEATHER THREATS IN AREAS SURROUNDING SOUTH CENTRAL TEXAS, PLEASE REFER TO THE HAZARDOUS WEATHER OUTLOOKS FROM NWS OFFICES IN MIDLAND, SAN ANGELO, FORT WORTH, HOUSTON/GALVESTON AND CORPUS CHRISTI.
Special weather statement, Mar 27, 6:00 PM CST, 25 minutes before
TXZ171>173-183>194-202>209-217>225-228-281200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 600 PM CST SAT MAR 27 1999 STRONG THUNDERSTORMS WILL MOVE ACROSS SOUTH CENTRAL TEXAS TONIGHT WITH THE THREAT OF HEAVY RAIN...DEADLY LIGHTNING...AND STRONG WINDS. RAINFALL RATES OF ONE INCH PER HOUR WILL BE WIDESPREAD. 2 INCHES PER HOUR ARE POSSIBLE IN THE STRONGER STORMS. THE LINE OF THUNDERSTORMS WILL MOVE EAST OF SOUTH CENTRAL TEXAS BY MORNING. ADDITIONAL SHOWERS ARE EXPECTED ON SUNDAY WITH RAINFALL AMOUNTS GENERALLY ONE HALF INCH ARE LESS. THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF THE ZONE FORECASTS, SHORT TERM FORECAST, WATCHES, WARNINGS AND ADVISORIES. THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP. FOR INFORMATION ON WEATHER THREATS IN AREAS SURROUNDING SOUTH CENTRAL TEXAS, PLEASE REFER TO THE HAZARDOUS WEATHER OUTLOOKS FROM NWS OFFICES IN MIDLAND, SAN ANGELO, FORT WORTH, HOUSTON/GALVESTON AND CORPUS CHRISTI.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 6:55 PM CST | Severe Thunderstorm Warning | EWX | Bandera, Medina | 65 min |
| Mar 27, 6:55 PM CST | Severe Thunderstorm Warning | EWX | Frio | 65 min |
| Mar 27, 7:06 PM CST | Tornado Warning | EWX | Medina | 59 min |
| Mar 27, 7:40 PM CST | Severe Thunderstorm Warning | EWX | Atascosa, Bexar | 80 min |
| Mar 27, 7:40 PM CST | Severe Thunderstorm Warning | EWX | Kendall | 80 min |
| Mar 27, 8:25 PM CST | Severe Thunderstorm Warning | EWX | Comal, Guadalupe, Wilson | 80 min |
| Mar 27, 8:55 PM CST | Severe Thunderstorm Warning | EWX | Hays | 85 min |
| Mar 27, 8:55 PM CST | Severe Thunderstorm Warning | EWX | Karnes, Wilson | 85 min |
Nearby
Tornado Warnings in Texas, 1999Every tornado warning in 1999Tornadoes in 1999
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.