Alert archive / Texas / Tornado Warnings in 1998

Tornado Warning 50, NWS Houston/Galveston, TX

October 17, 1998Brazos County, Burleson County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Oct 17, 1998, 3:43 PM CDT for Brazos County, Burleson County, Texas. It was in force for 62 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
Oct 17, 1998, 3:43 PM CDT (20:43 UTC)
Expired
Oct 17, 1998, 4:45 PM CDT
In force
62 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

Counties Brazos County, TX, Burleson County, TX

What was reported inside it

TimeReportWhereRemark
Oct 17, 4:40 PM CDTTornado F1College Station, TXUtility poles downed and roof damage on the outskirts of Bryan College Station.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Oct 17, 2:30 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 8.7 hours before the alert went out and 263 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 12:00Z on 1998-10-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1219 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 12:00Z on 1998-10-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.1939587897Sfc1 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
1219 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
713 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
226 m²/s²
Significant tornado parameter
1.1
Supercell composite
10.8

Open this sounding in Storm Lab

The text

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

567 
WFUS1 KHOU 172042 RRA
TORHOU
TXC041-051-172145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
343 PM CDT SAT OCT 17 1998

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A

* TORNADO WARNING FOR...
  BRAZOS COUNTY IN SOUTHEASTERN TEXAS
  BURLESON COUNTY IN SOUTHEASTERN TEXAS

* UNTIL 445 PM CDT

* AT 440 PM CDT... SPOTTERS REPORTED A TORNADO ON THE GROUND JUST
NORTHEAST OF CALDWELL NEAR HIGHWAY 21 AND MOVING NORTHEAST AT 25 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...COOKS POINT BY 450 PM AND
MOORING BY 510 PM.

THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE IN
THE PATH OF THIS TORNADO MOVE TO A PLACE OF SAFETY IN A SMALL
INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.  AVOID WINDOWS.
ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING OR 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 Oct 17, 2:40 PM CDT, 1 hour 3 minutes earlier.

Area forecast discussion, Oct 17, 2:40 PM CDT, 1 hour 3 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
240 PM CDT SAT OCT 17 1998

A VERY COMPLEX AND TRICKY FCST THIS RUN.  MDLS RMN IN FAIR AGREEMENT
WITH DRIVING UPR LOW OVR CNTRL PLAINS TOWARD GREAT LAKES REGION BY
MRNG AND SLWLY DRAGGING CF INTO NRN ZONES ERLY SUN AFTN.  FNT LOOSES
ITS PUSH AS MID-UPR LVL FLOW GOES MAINLY ZONAL WITH FNT AND NEW UPR
LOW DVLPS OVR BAJA.  FNT MAY SAG SLGTLY SWRD SUN NGT BUT SHUD RMN
FOCUS FOR TSTMS ALNG AND OUT AHEAD OF FNT WELL INTO MON.  STILL
UNCERTAIN ABOUT TIMING OF FROPA OFF UPR COAST BUT AVN AND ETA DO
SUGGEST SOMETIME LATE MON AFTN.  GOOD OVERRUNNING EVENT SETS UP
QUICKLY BEHIND FROPA ALL AREAS WITH MOIST SRLY FLOW AT 85OMB AND
PACIFIC MOIST SW FLOW AT 700MB.  SERIES OF WEAK IMPULSES IN THE UPR
LVL JET WILL ENHANCE OVERRUNNING LIFT AND RESULT IN EMBEDDED TSTMS
AND THREAT OF LCLY HVY RAINS ACRS MUCH OF FA SUN NGT-MON.  AT THIS
TIME...WILL PLAN ON FROPA WITH CLDS...OVERRUNNING RAINS AND COOLER
TMPS MOST AREAS BY MON AFTN.  THIS PATTERN WILL LIKELY PERSIST TILL
BAJA LOW KICKS OUT SOMETIME MID WEEK.

HAVE ALLIGNED TOR WATCH AREA WITH SAME COUNTIES IN FLASH FLOOD WATCH
FOR TNGT.  ADD MENTION OF PSBL SVR HERE TNGT.  WILL HOLD OFF ON ANY
MENTION OF PSBL SVR ACRS REST OF FA FOR SUN AS MAIN UPR DYNAMICS
APPEARS TO PULL OFF TO NE.

CLL  C/C C/C  70/78 64/76 8766  (TOR WATCH HERE TILL 8 PM TNGT)
(FLASH FLOOD WATCH TNGT-SUNDAY...BRAZOS, MADISON, GRIMES, BURLESON,
 WASHINGTON, AUSTIN, COLORADO, WALLER)

IAH  C/C C/C  74/83 65/78 7876  (LCLY HVY RAIN PSBL TNGT & SUNDAY)

SW   E/C C/C  75/83 73/79 6776  (LCLY HVY RAIN PSBL SUNDAY)
                                (JACKSON,WHARTON2,MATAGORDA)

GLS  E/C C/C  77/84 74/80 5676  (BRAZORIA, GALVESTON, CHAMBERS)

39/42

In the hours before

Special weather statement, Oct 17, 10:14 AM CDT, 5 hours 29 minutes before
TXZ163-164-176>179-195>200-210>214-226-227-235>238-172200-

HEAVY RAINFALL OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1014 AM CDT SAT OCT 17 1998

...HEAVY RAINFALL POSSIBLE FOR WESTERN PORTIONS OF SOUTHEAST TEXAS
BEGINNING AS EARLY AS THIS AFTERNOON AND FOR THE REMAINDER OF
SOUTHEAST TEXAS ON SUNDAY...

THERE IS A THREAT FOR HEAVY RAINFALL ACROSS THE WESTERN PORTIONS OF
SOUTHEAST TEXAS...MAINLY WEST OF A LINE FROM COLUMBUS TO NAVASOTA TO
MADISONVILLE...BEGINNING AS EARLY AS LATE THIS AFTERNOON AS FLASH
FLOOD PRODUCING SHOWERS AND THUNDERSTORMS ACROSS THE HILL COUNTRY
THIS MORNING EDGE EASTWARD TOWARD OUR AREA.  THIS THREAT WILL MOVE
FURTHER EASTWARD TONIGHT AND ON SUNDAY AND WILL COVER NEARLY ALL OF
SOUTHEAST TEXAS TOMORROW.

DUE TO THE POTENTIAL FOR HEAVY RAINS WITH THIS APPROACHING WEATHER
SYSTEM...A FLASH FLOOD WATCH WILL LIKELY BE REQUIRED FOR THE WESTERN
PORTIONS OF SOUTHEAST TEXAS THIS EVENING AND TONIGHT.  A FLASH FLOOD
WATCH MAY BE REQUIRED FOR THE REMAINING PORTIONS OF SOUTHEAST TEXAS
ON SUNDAY.

DEEP AND ABUNDANT TROPICAL MOISTURE WILL CONTINUE TO FLOW INTO TEXAS
FROM A PERSISTENT SOUTH AND SOUTHEAST WIND OFF OF THE GULF OF MEXICO
AND FROM TWO EASTERN PACIFIC TROPICAL CYCLONES...HURRICANE LESTER AND
TROPICAL STORM MADELINE...OFF THE COAST OF MEXICO.  IN ADDITION...A
SLOW MOVING COLD FRONT AND ASSOCIATED UPPER LEVEL DISTURBANCES WILL
CONTINUE TO MOVE TO THE NORTHEAST ACROSS TEXAS.  THESE WEATHER
FEATURES...INCLUDING A VERY FAVORABLE UPPER LEVEL WIND PATTERN...WILL
HELP INITIATE SHOWERS AND THUNDERSTORMS ACROSS THE REGION BEGINNING
AS EARLY AS LATE THIS AFTERNOON FOR THE WESTERN PORTIONS OF SOUTHEAST
TEXAS...MAINLY WEST OF A COLUMBUS TO MADISONVILLE LINE.

ON SUNDAY...THE SLOW MOVING COLD FRONT WILL APPROACH THE WESTERN EDGE
OF SOUTHEAST TEXAS AND ACT AS A FOCUS FOR FURTHER SHOWER AND
THUNDERSTORM DEVELOPMENT.  VERY HIGH MOISTURE LEVELS WILL PERSIST
WELL ABOVE SEASONAL NORMALS CREATING THE POSSIBILITY OF HEAVY
RAINFALL TOTALS.

RAINFALL TOTALS IN THE WESTERN PORTIONS OF SOUTHEAST TEXAS THIS
AFTERNOON WILL AVERAGE BETWEEN 1/2 AND 1 INCH WITH ISOLATED TOTALS OF
2 TO 3 INCHES POSSIBLE.  ON SUNDAY...THE THREAT FOR HEAVY RAINFALL
WILL EXPAND FURTHER EAST AS THE FRONTAL BOUNDARY MOVES INTO SOUTHEAST
TEXAS.  RAINFALL TOTALS ARE LIKELY TO BE HIGHER ON SUNDAY...POSSIBLY
WIDESPREAD AMOUNTS BETWEEN 1 AND 2 INCHES WITH ISOLATED TOTALS OF 3
TO 5 INCHES OR GREATER.  HEAVY RAINS COULD STILL BE A THREAT FOR
PORTIONS OF OUR AREA ON MONDAY.

THE NATIONAL WEATHER SERVICE WILL CONTINUE TO MONITOR THIS
POTENTIALLY DANGEROUS HEAVY RAIN SITUATION CAREFULLY.  EMERGENCY
MANAGERS AND STORM SPOTTERS SHOULD REMAIN ALERT AND BE PREPARED FOR
ACTIVATION SHOULD HEAVY RAIN DEVELOP AND FLOODING BE OBSERVED.

STAY TUNED TO NOAA WEATHER RADIO OR OTHER RELIABLE WEATHER NEWS
SOURCES FOR FURTHER UPDATES...INCLUDING POSSIBLE WATCHES OR
WARNINGS...ON THIS HEAVY RAINFALL THREAT.
Special weather statement, Oct 17, 10:14 AM CDT, 5 hours 29 minutes before
TXZ163-164-176>179-195>200-210>214-226-227-235>238-172200-

HEAVY RAINFALL OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1014 AM CDT SAT OCT 17 1998

...HEAVY RAINFALL POSSIBLE FOR WESTERN PORTIONS OF SOUTHEAST TEXAS
BEGINNING AS EARLY AS THIS AFTERNOON AND FOR THE REMAINDER OF
SOUTHEAST TEXAS ON SUNDAY...

THERE IS A THREAT FOR HEAVY RAINFALL ACROSS THE WESTERN PORTIONS OF
SOUTHEAST TEXAS...MAINLY WEST OF A LINE FROM COLUMBUS TO NAVASOTA TO
MADISONVILLE...BEGINNING AS EARLY AS LATE THIS AFTERNOON AS FLASH
FLOOD PRODUCING SHOWERS AND THUNDERSTORMS ACROSS THE HILL COUNTRY
THIS MORNING EDGE EASTWARD TOWARD OUR AREA.  THIS THREAT WILL MOVE
FURTHER EASTWARD TONIGHT AND ON SUNDAY AND WILL COVER NEARLY ALL OF
SOUTHEAST TEXAS TOMORROW.

DUE TO THE POTENTIAL FOR HEAVY RAINS WITH THIS APPROACHING WEATHER
SYSTEM...A FLASH FLOOD WATCH WILL LIKELY BE REQUIRED FOR THE WESTERN
PORTIONS OF SOUTHEAST TEXAS THIS EVENING AND TONIGHT.  A FLASH FLOOD
WATCH MAY BE REQUIRED FOR THE REMAINING PORTIONS OF SOUTHEAST TEXAS
ON SUNDAY.

DEEP AND ABUNDANT TROPICAL MOISTURE WILL CONTINUE TO FLOW INTO TEXAS
FROM A PERSISTENT SOUTH AND SOUTHEAST WIND OFF OF THE GULF OF MEXICO
AND FROM TWO EASTERN PACIFIC TROPICAL CYCLONES...HURRICANE LESTER AND
TROPICAL STORM MADELINE...OFF THE COAST OF MEXICO.  IN ADDITION...A
SLOW MOVING COLD FRONT AND ASSOCIATED UPPER LEVEL DISTURBANCES WILL
CONTINUE TO MOVE TO THE NORTHEAST ACROSS TEXAS.  THESE WEATHER
FEATURES...INCLUDING A VERY FAVORABLE UPPER LEVEL WIND PATTERN...WILL
HELP INITIATE SHOWERS AND THUNDERSTORMS ACROSS THE REGION BEGINNING
AS EARLY AS LATE THIS AFTERNOON FOR THE WESTERN PORTIONS OF SOUTHEAST
TEXAS...MAINLY WEST OF A COLUMBUS TO MADISONVILLE LINE.

ON SUNDAY...THE SLOW MOVING COLD FRONT WILL APPROACH THE WESTERN EDGE
OF SOUTHEAST TEXAS AND ACT AS A FOCUS FOR FURTHER SHOWER AND
THUNDERSTORM DEVELOPMENT.  VERY HIGH MOISTURE LEVELS WILL PERSIST
WELL ABOVE SEASONAL NORMALS CREATING THE POSSIBILITY OF HEAVY
RAINFALL TOTALS.

RAINFALL TOTALS IN THE WESTERN PORTIONS OF SOUTHEAST TEXAS THIS
AFTERNOON WILL AVERAGE BETWEEN 1/2 AND 1 INCH WITH ISOLATED TOTALS OF
2 TO 3 INCHES POSSIBLE.  ON SUNDAY...THE THREAT FOR HEAVY RAINFALL
WILL EXPAND FURTHER EAST AS THE FRONTAL BOUNDARY MOVES INTO SOUTHEAST
TEXAS.  RAINFALL TOTALS ARE LIKELY TO BE HIGHER ON SUNDAY...POSSIBLY
WIDESPREAD AMOUNTS BETWEEN 1 AND 2 INCHES WITH ISOLATED TOTALS OF 3
TO 5 INCHES OR GREATER.  HEAVY RAINS COULD STILL BE A THREAT FOR
PORTIONS OF OUR AREA ON MONDAY.

THE NATIONAL WEATHER SERVICE WILL CONTINUE TO MONITOR THIS
POTENTIALLY DANGEROUS HEAVY RAIN SITUATION CAREFULLY.  EMERGENCY
MANAGERS AND STORM SPOTTERS SHOULD REMAIN ALERT AND BE PREPARED FOR
ACTIVATION SHOULD HEAVY RAIN DEVELOP AND FLOODING BE OBSERVED.

STAY TUNED TO NOAA WEATHER RADIO OR OTHER RELIABLE WEATHER NEWS
SOURCES FOR FURTHER UPDATES...INCLUDING POSSIBLE WATCHES OR
WARNINGS...ON THIS HEAVY RAINFALL THREAT.
Special weather statement, Oct 17, 2:28 PM CDT, 1 hour 15 minutes before
TXZ176-195>198-210>212-180125-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
228 PM CDT SAT OCT 17 1998

...TORNADO WATCH IN EFFECT FOR WESTERN PORTIONS OF SOUTHEAST TEXAS
UNTIL 800 PM CDT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR THE
WESTERN PORTIONS OF SOUTHEAST TEXAS UNTIL 800 PM CDT.  THE COUNTIES
INCLUDED IN THIS TORNADO WATCH INCLUDE BRAZOS...BURLESON...
GRIMES...MADISON...WASHINGTON...WALLER...AUSTIN...AND COLORADO.

SHOWERS AND THUNDERSTORMS IN THE TEXAS HILL COUNTRY CONTINUE TO MOVE
EASTWARD AND APPROACH THE COUNTIES IN THE TORNADO WATCH AREA.
CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS TO DEVELOP AS THIS
ACTIVITY MOVES TOWARD SOUTHEAST TEXAS...AND SOME OF THE SEVERE
THUNDERSTORMS WILL BE CAPABLE OF PRODUCING TORNADOES.

AGAIN...A TORNADO WATCH HAS BEEN ISSUED FOR THE WESTERN PORTIONS OF
SOUTHEAST TEXAS UNTIL 800 PM CDT.

STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEAT HER NEWS SOURCES
FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.
Special weather statement, Oct 17, 2:28 PM CDT, 1 hour 15 minutes before
TXZ176-195>198-210>212-180125-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
228 PM CDT SAT OCT 17 1998

...TORNADO WATCH IN EFFECT FOR WESTERN PORTIONS OF SOUTHEAST TEXAS
UNTIL 800 PM CDT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR THE
WESTERN PORTIONS OF SOUTHEAST TEXAS UNTIL 800 PM CDT.  THE COUNTIES
INCLUDED IN THIS TORNADO WATCH INCLUDE BRAZOS...BURLESON...
GRIMES...MADISON...WASHINGTON...WALLER...AUSTIN...AND COLORADO.

SHOWERS AND THUNDERSTORMS IN THE TEXAS HILL COUNTRY CONTINUE TO MOVE
EASTWARD AND APPROACH THE COUNTIES IN THE TORNADO WATCH AREA.
CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS TO DEVELOP AS THIS
ACTIVITY MOVES TOWARD SOUTHEAST TEXAS...AND SOME OF THE SEVERE
THUNDERSTORMS WILL BE CAPABLE OF PRODUCING TORNADOES.

AGAIN...A TORNADO WATCH HAS BEEN ISSUED FOR THE WESTERN PORTIONS OF
SOUTHEAST TEXAS UNTIL 800 PM CDT.

STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEAT HER NEWS SOURCES
FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 17, 4:27 PM CDTTornado WarningHGXBrazos58 min
Oct 17, 5:03 PM CDTTornado WarningHGXGrimes, Madison47 min
Oct 17, 5:40 PM CDTFlash Flood WarningHGXBrazos, Grimes, Madison3 hr
Oct 17, 5:57 PM CDTSevere Thunderstorm WarningHGXMadison43 min
Oct 17, 6:55 PM CDTTornado WarningHGXWashington60 min

Nearby

Tornado Warnings in Texas, 1998Every tornado warning in 1998Tornadoes in 1998

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.