Alert archive / Texas / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 31, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 2, 1990, 11:26 PM CDT for Bandera County, Texas. It was in force for 64 min.
The area
The counties it named.
The facts
- Issued
- May 2, 1990, 11:26 PM CDT (04:26 UTC)
- Expired
- May 3, 1990, 12:30 AM CDT
- In force
- 64 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Bandera County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 4.4 hours before the alert went out and 160 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
- 833 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 229 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 030428
SVRSAT
TXC019-030530-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1126 PM CDT WED MAY 2 1990
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1230 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...BANDERA
AT 1127 PM CDT...A SEVERE THUNDERSTORM WAS IN BANDERA COUNTY JUST
NORTH OF VANDERPOOL...MOVING TO THE EAST AT 25 MPH. MARBLE SIZE
HAIL...VERY HEAVY RAINS...AND STRONG WINDS HAVE BEEN REPORTED WITH
THIS STORM.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...HAIL
3/4 INCH OR MORE IN DIAMETER...FREQUENT LIGHTNING AND VERY HEAVYp
RAIN.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.
In the hours before
Special weather statement, May 2, 5:44 PM CDT, 5 hours 42 minutes before
TXZ030-034>037-030030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 540 PM CDT WED MAY 2 1990 ...A FLASH FLOOD WATCH FOR TRAVIS AND ALL SURROUNDING COUNTIES TONIGHT EXCLUDING FAYETTE AND BURLESON COUNTIES ... AROUND 530 PM RADAR SHOWED SCATTERED SHOWERS THROUGHTOUT CENTRAL TEXAS. THE AREA OF COVERAGE IS INCREASING BUT RAINFALL REAMIN LIGHT. MOVEMENT OF THE SHOWERS IS TO THE NORTH AT 25 MPH. SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP LATER THIS EVENING AND TONIGHT PRODUCING HEAAVY RAIN AND FLASH FLOODING. PERSONS IN THE WATCH AREA ARE URGED TO MONITOR WEATHER DEVELOPMENTS AND BE PREPARED TO TAKE ACTION SHOULD FLOODING BE OBSERVED OR A FLASH FLOOD WARNING ISSUED. MOTORISTS TRAVELING IN THE WATCH AREA SHOULD LOOK OUT FOR FLOODED ROADWAYS.
Special weather statement, May 2, 10:32 PM CDT, 54 minutes before
TXZ030-034>037-030500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1030 PM CDT WED MAY 2 1990 ...TORNADO WATCH FOR TRAVIS AND ALL SURROUNDING COUNTIES UNTIL 4 AM CDT.... ...A FLASH FLOOD WATCH FOR TRAVIS AND ALL SURROUNDING COUNTIES THOUGH TONIGHT EXCLUDING FAYETTE AND BURLESON COUNTIES ... AT 1020 PM RADAR SHOWED A LARGE LINE OF SHOWERS AND THUNDERSTORMS SOME WITH HEAVY RAIN FROM DEL RIO NORTHEAST TO THE DALLAS FORT WORTH AREA. THE STRONGER THUNDERSORMS WERE LOCATED SOUTH OF JUNCTION...WEST OF FREDERICKSBURGH...AND WEST OF LLANO. MOVEMENT OF THE INDIVIDUAL STORMS IS TO THE NORTH WHILE THE LINE IS SLOWLY MOVING EAST. THESE STORMS ARE PRESENTLY MOVING INTO GILLESPIE...LLANO...SAN SABA AND MILLS COUNTIES. THESE STORMS COULD PRODUCE VERY HEAVY RAIN...STRONG GUSTY WINDS...HAIL AND ISOLATED TORNADOES.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 9:14 PM CDT | Flash Flood Warning | EWX | Edwards | 2 hr |
| May 2, 10:25 PM CDT | Flash Flood Warning | EWX | Edwards, Real | 3 hr |
| May 2, 10:30 PM CDT | Severe Thunderstorm Warning | EWX | Kerr | 60 min |
| May 2, 11:13 PM CDT | Severe Thunderstorm Warning | EWX | Real | 47 min |
| May 2, 11:18 PM CDT | Severe Thunderstorm Warning | EWX | Gillespie | 57 min |
| May 3, 12:07 AM CDT | Flash Flood Warning | EWX | Gillespie | 3 hr |
| May 3, 12:12 AM CDT | Flash Flood Warning | EWX | Bandera, Kerr | 4 hr |
| May 3, 1:38 AM CDT | Flash Flood Warning | EWX | Edwards, Real | 3 hr |
| May 3, 3:35 AM CDT | Flash Flood Warning | EWX | Gillespie | 115 min |
| May 3, 4:09 AM CDT | Flash Flood Warning | EWX | Bandera, Edwards, Kerr, Real | 6 hr |
| May 3, 4:09 AM CDT | Flash Flood Warning | EWX | Kendall | 6 hr |
| May 3, 5:04 AM CDT | Flash Flood Warning | EWX | Blanco | 3 hr |
| May 3, 5:25 AM CDT | Flash Flood Warning | EWX | Gillespie | 3 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 1990Every severe thunderstorm warning in 1990
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.