Alert archive / Texas / Tornado Warnings in 1997

Tornado Warning 32, NWS Houston/Galveston, TX

May 30, 1997Madison County, Texas

NWS Houston/Galveston, TX issued this tornado warning at May 30, 1997, 11:02 PM CDT for Madison County, Texas. It was in force for 58 min. 1 report 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
May 30, 1997, 11:02 PM CDT (04:02 UTC)
Expired
May 31, 1997, 12:00 AM CDT
In force
58 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

County Madison County, TX

What was reported inside it

TimeReportWhereRemark
May 30, 11:05 PM CDTThunderstorm WindMidway, TXTrees blown down

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

Fort Worth, TX (KFWD), launched 00:00Z, 4.0 hours before the alert went out and 244 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.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 1997-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1664 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 1997-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1664 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
984 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

230 
WFUS1 KHOU 310401 RRA
TORHOU
TXC313-310500-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1102 PM CDT FRI MAY 30 1997
 
THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL MIDNIGHT CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST TEXAS
 
   ...MADISON COUNTY
 
AT 11 PM CDT...DEPARTMENT OF PUBLIC SAFETY REPORTED A TORNADO JUST NORTH
OF MIDWAY. THE STORM PRODUCING THIS TORNADO WAS MOVING SOUTH-SOUTHEAST
AT 25 MPH.
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO... GO TO A SMALL INTERIOR ROOM ON
THE LOWEST FLOOR POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND
MOBILE HOMES FOR A REINFORCED BUILDING.  AS A LAST RESORT GET
INTO A DITCH OR CULVERT.
 
 
 
&

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.

NWS Houston/Galveston, TX wrote its last area forecast discussion before this tornado warning went out at May 30, 8:04 PM CDT, 2 hours 58 minutes earlier.

Area forecast discussion, May 30, 8:04 PM CDT, 2 hours 58 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
745 PM CDT FRI MAY 30 1997

WL NEED SOME TWEAKING OF 1ST/2D NOS/WORDING. COMPROMISE BETWEEN
NGM/ETA ON CDFNT MOVEMENT BES

In the hours before

Special weather statement, May 30, 5:20 PM CDT, 5 hours 42 minutes before
TXZ195-196-310410-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
520 PM CDT FRI MAY 30 1997

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH
EFFECTIVE UNTIL 10 PM FOR EXTREME NORTHWESTERN PARTS OF SOUTHEAST
TEXAS. COUNTIES INCLUDED IN THE WATCH AREA INCLUDE:  BRAZOS...
BURLESON...MILAM...AND ROBERTSON COUNTIES.

A COOL FRONT MOVING THROUGH NORTH TEXAS WILL ENCOUNTER A MOIST AND
UNSTABLE AIRMASS AS IT CONTINUES MOVING TO THE SOUTH.  THIS UNSTABLE
AIRMASS COMBINED WITH AN UPPER LEVEL DISTURBANCE WILL CREATE AN
ENVIRONMENT CONDUCTIVE FOR THUNDERSTORM DEVELOPMENT.  SOME OF THE
STORMS MAY REACH SEVERE LIMITS.

REMEMBER A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR
SEVERE THUNDERSTORMS IN AND NEAR THE WATCH AREA.  PERSONS IN THE AREA
SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND BE PREPARED TO SEEK
SHELTER.

IF YOU OBSERVE SEVERE WEATHER PLEASE REPORT IT TO YOUR LOCAL LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.

STAY TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE
LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, May 30, 8:30 PM CDT, 2 hours 32 minutes before
TXZ176>179-195>200-210>214-226-227-235>238-511-513-311000-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
830 PM CDT FRI MAY 30 1997

A SLIGHT RISK OF SEVERE WEATHER WILL CONTINUE TO EXIST OVER SOUTHEAST
TEXAS TONIGHT.  A LATE SPRING COLD FRONT WAS MOVING ACROSS NORTH
CENTRAL TEXAS EARLY THIS EVENING...AND WAS NEAR A TYLER...WACO...
SAN ANGELO LINE. THIS FRONT IS EXPECTED TO APPROACH THE COLLEGE
STATION AREA AROUND 1-2 AM...THE HOUSTON AREA AROUND 3-4 AM...AND
GALVESTON AROUND 5-6 AM.

THE AIRMASS OVER SOUTHEAST TEXAS REMAINS VERY MOIST AND UNSTABLE
THIS EVENING...AND IS EXPECTED TO REMAIN SO WHEN THE COLD FRONT
APPROACHES. THE WIND PROFILE IS SUCH THAT WIDESPREAD CONVECTION OVER
OUR REGION IS NOT ANTICIPATED. HOWEVER...ENOUGH INSTABILITIES EXIST
THAT SOME OF THE THUNDERSTORMS THAT DEVELOP TONITE IN OUR
REGION...AHEAD OF AND NEAR THE COLD FRONT...MAY BECOME SEVERE.

THE THREAT OF SEVERE WEATHER WILL COME IN THE FORM OF LARGE HAIL...
DAMAGING WINDS AND...POSSIBLY ISOLATED TORNADOES.  RAINFALL AMOUNTS
WITH THESE STORMS WILL AVERAGE 1/2 TO 1 INCH WITH ISOLATED TOTALS OF
2 TO 3 INCHES POSSIBLE BY SATURDAY MORNING.

EMERGENCY MANAGERS AND SKYWARN SPOTTERS SHOULD PREPARE FOR POSSIBLE
ACTIVATION LATER TONIGHT.

RESIDENTS ACROSS THE AREA ARE ENCOURAGED TO MONITOR NOAA WEATHER
RADIO AND OTHER WEATHER NEWS SOURCES FOR FURTHER UPDATES AND POSSIBLE
WATCHES AND WARNINGS.

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 30, 10:13 PM CDTSevere Thunderstorm WarningHGXHouston, Madison62 min
May 30, 10:44 PM CDTSevere Thunderstorm WarningHGXBrazos61 min
May 30, 10:59 PM CDTSevere Thunderstorm WarningHGXPolk, Trinity61 min
May 30, 11:12 PM CDTSevere Thunderstorm WarningHGXGrimes, Walker63 min
May 30, 11:20 PM CDTSevere Thunderstorm WarningHGXHarris, Montgomery55 min
May 30, 11:30 PM CDTSevere Thunderstorm WarningHGXLiberty, San Jacinto60 min
May 30, 11:38 PM CDTTornado WarningHGXHarris67 min
May 30, 11:47 PM CDTSevere Thunderstorm WarningHGXAustin58 min
May 30, 11:50 PM CDTSevere Thunderstorm WarningHGXMontgomery55 min
May 31, 12:07 AM CDTSevere Thunderstorm WarningHGXWashington68 min
May 31, 12:23 AM CDTFlash Flood WarningHGXHarris, Montgomery3 hr
May 31, 12:27 AM CDTTornado WarningHGXHarris, Liberty, Montgomery63 min
May 31, 12:30 AM CDTTornado WarningHGXAustin60 min
May 31, 12:54 AM CDTSevere Thunderstorm WarningHGXChambers66 min
May 31, 1:02 AM CDTSevere Thunderstorm WarningHGXColorado58 min
May 31, 1:28 AM CDTSevere Thunderstorm WarningHGXBrazoria, Fort Bend, Harris62 min
May 31, 1:28 AM CDTSevere Thunderstorm WarningHGXGalveston62 min
May 31, 3:59 AM CDTTornado WarningHGXJackson61 min

Nearby

Tornado Warnings in Texas, 1997Every tornado warning in 1997Tornadoes in 1997

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.