Alert archive / Texas / Tornado Warnings in 1997

Tornado Warning 40, NWS Houston/Galveston, TX

June 17, 1997Chambers County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Jun 17, 1997, 12:13 PM CDT for Chambers 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
Jun 17, 1997, 12:13 PM CDT (17:13 UTC)
Expired
Jun 17, 1997, 1:15 PM CDT
In force
62 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

County Chambers County, TX

The radar

The Houston radar (KHGX), 47 km from the middle of the area, began a volume at 17:14 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 17, 1:15 PM CDTThunderstorm WindAnahuac, TXMobile home sustained wind damage.

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
Jun 17, 10:30 AM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 5.2 hours before the alert went out and 149 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, Lake Charles Mun, LA at 12:00Z on 1997-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3576 joules per kilogram.LCLEL10008507005003002001001 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, Lake Charles Mun, LA at 12:00Z on 1997-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 square meters per square second.19395878Sfc1 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
3576 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
642 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
1.9
Supercell composite
12.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KHOU 171714 RRA
TORHOU
TXC071-171815-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1213 PM CDT TUE JUN 17 1997
 
THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  115 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST TEXAS
 
   ...CHAMBERS COUNTY...
 
AT 1210 PM...A TORNADIC THUNDERSTORM WAS OVER HARRIS COUNTY BETWEEN
DOWNTOWN HOUSTON AND CROSBY MOVING EAST AT 35 MPH. THE STORM WILL REACH
MOUNT BELVIEU BY 1225 PM. STRONG...DAMAGING WINDS ARE LIKELY WITH THIS
STORM.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH...PREPARE
FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
VERY HEAVY RAIN.  IF CAUGHT OUTSIDE... MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

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 Jun 17, 9:40 AM CDT, 2 hours 33 minutes earlier.

Area forecast discussion, Jun 17, 9:40 AM CDT, 2 hours 33 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
939 AM CDT TUE JUN 17 1997

REAL BUSY WITH SVR TSTMS.  CF (APRG A TYR...CLL...SAT LN) DIPPING
INTO NRN SECTIONS OF FA WITH STRNG UPR LVL SHRT WV TREKING ACRS OK/N
TX.  50H-20H ANALYSIS SHOWS SPD MX PULLING ARND BOTTOM OF SHRT WV AND
PLACING CNTL-E TX IN FAVORABLE RRQ.  MRNG SOUNDINGS SHOW PLENTY OF
INSTABILITY AND MOISTURE WITH 5000+ CAPES...-11 LI'S AND NEAR 2 INCH
PW'S.  CF SHUD STALL ACRS FA AND PROVIDE FOCUS FOR CONT TSTM
DEVELOPMENT THRU AFTN HTG TDY.  BACK BLDG ALONG FNT TO WSW WILL
LIKELY PERSIST AS 85H SHOWS MOIST AXIS FM NEAR LCH BACK ACRS S CNTL
TX TO SOUTH OF SAT.  CRNT FCST ON TREK FOR TDY WITH MENTION OF SVR
AND HVY RAINS.  MDLS SHOW ANOTHER WEAK PIECE OF ENERGY IN THE NW FLOW
RIDING ACRS TX LATER TNGT.  HARD TO PICK OUT IN WV LOOP AND FEEL ONCE
UPR SPD MX PULLS OUT TO NE...FA WILL BE OUT OF THE SVR WX THREAT FOR
TNGT.  WILL WAIT FOR NXT MDL RUN TO MAKE ADJUSTMENTS WITH PSBL SVR
AND HVY RAINS FOR TNGT.  NO CHANGES ATTM.

FFA FOR SE TX THRU AT LEAST TDY STILL OK.

39 PRELIMS...
CLL EEBB 087/073/091/074  7332
IAH EEBE 089/076/091/075  6332
GLS EEBE 087/081/088/080  6443

In the hours before

Special weather statement, Jun 17, 6:30 AM CDT, 5 hours 43 minutes before
TXZ163-164-177>179-199-200-171635-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
631 AM CDT TUE JUN 17 1997

...TORNADO WATCH IN EFFECT FOR NORTHERN PORTIONS OF SOUTHEAST TEXAS
UNTIL NOON...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR PORTIONS
OF SOUTHEST TEXAS THIS MORNING UNTIL NOON.  THE COUNTIES IN THE
WATCH INCLUDE: HOUSTON...TRINITY...LIBERTY...POLK...MONTGOMERY...SAN
JACINTO AND WALKER.

A STRONG UPPER LEVEL DISTURBANCE CONTINUED TO MOVE INTO THE VERY
WARM MOIST AND UNSTABLE AIRMASS OVER THE REGION.  ADDITIONAL
THUNDERSTORM DEVELOPMENT IS LIKELY LATER THIS MORNING AS HEATING
FURTHER DESTABILIZES THE ATMOSPHERE.  WINDS SHEARS DO INDICATE
THE POSSIBILITY OF ISOLATED TORNADOES.  HOWEVER...THE MAIN SEVERE
WEATHER THREAT SHOULD BE FROM SEVERE THUNDERSTORMS THAT PRODUCE
STRONG DAMAGING WINDS WHICH COULD KNOCK DOWN TREES AND POWER LINES.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION
FOR LATER STATEMENTS OR WARNINGS CONCERNING THIS SEVERE WEATHER
SITUATION.
Special weather statement, Jun 17, 6:31 AM CDT, 5 hours 42 minutes before
TXZ163-164-177>179-199-200-171635-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
631 AM CDT TUE JUN 17 1997

...TORNADO WATCH IN EFFECT FOR NORTHERN PORTIONS OF SOUTHEAST TEXAS
UNTIL NOON...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR PORTIONS
OF SOUTHEST TEXAS THIS MORNING UNTIL NOON.  THE COUNTIES IN THE
WATCH INCLUDE: HOUSTON...TRINITY...LIBERTY...POLK...MONTGOMERY...SAN
JACINTO AND WALKER.

A STRONG UPPER LEVEL DISTURBANCE CONTINUED TO MOVE INTO THE VERY
WARM MOIST AND UNSTABLE AIRMASS OVER THE REGION.  ADDITIONAL
THUNDERSTORM DEVELOPMENT IS LIKELY LATER THIS MORNING AS HEATING
FURTHER DESTABILIZES THE ATMOSPHERE.  WINDS SHEARS DO INDICATE
THE POSSIBILITY OF ISOLATED TORNADOES.  HOWEVER...THE MAIN SEVERE
WEATHER THREAT SHOULD BE FROM SEVERE THUNDERSTORMS THAT PRODUCE
STRONG DAMAGING WINDS WHICH COULD KNOCK DOWN TREES AND POWER LINES.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION
FOR LATER STATEMENTS OR WARNINGS CONCERNING THIS SEVERE WEATHER
SITUATION.
Special weather statement, Jun 17, 10:21 AM CDT, 1 hour 52 minutes before
TXZ163-164-176>179-195>200-210>214-226-227-235>238-511-513-172125-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1021 AM CDT TUE JUN 17 1997

THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH
FOR A LARGE PORTION OF SOUTHEAST TEXAS UNTIL 4 PM CDT.  SOME OF THE
CITIES INCLUDED IN THE WATCH AREA ARE...BRYAN/COLLEGE STATION...
COLUMBUS...BAY CITY...GALVESTON...CONROE...LIVINGSTON AND THE HOUSTON
METROPOLITAN AREA.

REMEMBER A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PERSONS IN
THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS AND LISTEN FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.

THE MAIN THREAT WILL BE STRONG DAMAGING WINDS UP TO 80
MPH...DANGEROUS LIGHTNING AND HAIL UP TO 1 INCH IN DIAMETER.

THIS SEVERE THUNDERSTORM WATCH REPLACES THE TORNADO WATCH EARLIER
ISSUED UNTIL NOON FOR SOME COUNTIES IN SOUTHEASTERN TEXAS.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.
Special weather statement, Jun 17, 10:40 AM CDT, 1 hour 33 minutes before
TXZ163-164-175>179-195>200-210>214-226-227-235>238-511-513-172125-

SPECIAL WEATHER STATEMENT...COR REMOVE MAD CNTY...ADD HVY RAIN...
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1045 AM CDT TUE JUN 17 1997

THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH
FOR A LARGE PORTION OF SOUTHEAST TEXAS UNTIL 4 PM CDT.  SOME OF THE
CITIES INCLUDED IN THE WATCH AREA ARE...BRYAN/COLLEGE STATION...
COLUMBUS...BAY CITY...GALVESTON...CONROE...LIVINGSTON AND THE HOUSTON
METROPOLITAN AREA.

REMEMBER A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PERSONS IN
THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS AND LISTEN FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.

THE MAIN THREAT WILL BE STRONG DAMAGING WINDS UP TO 80
MPH...DANGEROUS LIGHTNING AND HAIL UP TO 1 INCH IN DIAMETER.
VERY HEAVY RAIN IS EXPECTED WITH THESE STORMS AND FLOODING OF LOW
LYING AREAS IS POSSIBLE THIS AFTERNOON.  A FLASH FLOOD WATCH IS IN
EFFECT THROUGH TONIGHT.

THIS SEVERE THUNDERSTORM WATCH REPLACES THE TORNADO WATCH EARLIER
ISSUED UNTIL NOON FOR SOME COUNTIES IN SOUTHEASTERN TEXAS.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.  IF WIND DAMAGE...LARGE HAIL OR
FLOOD2ING IS OBSERVED...PLEASE CONTACT YOUR COUNTY SHERIFF OR LOCAL
LAW ENFORCEMENT AGENCY.
Special weather statement, Jun 17, 10:45 AM CDT, 1 hour 28 minutes before
TXZ163-164-175>179-195>200-210>214-226-227-235>238-511-513-172125-

SPECIAL WEATHER STATEMENT...COR REMOVE MAD CNTY...ADD HVY RAIN...
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1045 AM CDT TUE JUN 17 1997

THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH
FOR A LARGE PORTION OF SOUTHEAST TEXAS UNTIL 4 PM CDT.  SOME OF THE
CITIES INCLUDED IN THE WATCH AREA ARE...BRYAN/COLLEGE STATION...
COLUMBUS...BAY CITY...GALVESTON...CONROE...LIVINGSTON AND THE HOUSTON
METROPOLITAN AREA.

REMEMBER A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PERSONS IN
THE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS AND LISTEN FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.

THE MAIN THREAT WILL BE STRONG DAMAGING WINDS UP TO 80
MPH...DANGEROUS LIGHTNING AND HAIL UP TO 1 INCH IN DIAMETER.
VERY HEAVY RAIN IS EXPECTED WITH THESE STORMS AND FLOODING OF LOW
LYING AREAS IS POSSIBLE THIS AFTERNOON.  A FLASH FLOOD WATCH IS IN
EFFECT THROUGH TONIGHT.

THIS SEVERE THUNDERSTORM WATCH REPLACES THE TORNADO WATCH EARLIER
ISSUED UNTIL NOON FOR SOME COUNTIES IN SOUTHEASTERN TEXAS.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.  IF WIND DAMAGE...LARGE HAIL OR
FLOODING IS OBSERVED...PLEASE CONTACT YOUR COUNTY SHERIFF OR LOCAL
LAW ENFORCEMENT AGENCY.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 5:28 AM CDTSevere Thunderstorm WarningHGXMadison62 min
Jun 17, 5:38 AM CDTSevere Thunderstorm WarningHGXHouston22 min
Jun 17, 5:52 AM CDTSevere Thunderstorm WarningHGXTrinity68 min
Jun 17, 6:14 AM CDTSevere Thunderstorm WarningHGXPolk61 min
Jun 17, 7:26 AM CDTSevere Thunderstorm WarningHGXAustin, Grimes, Waller, Washington64 min
Jun 17, 7:46 AM CDTSevere Thunderstorm WarningHGXHarris, Montgomery59 min
Jun 17, 8:09 AM CDTSevere Thunderstorm WarningHGXPolk36 min
Jun 17, 8:43 AM CDTSevere Thunderstorm WarningHGXLiberty, Montgomery, San Jacinto62 min
Jun 17, 9:08 AM CDTSevere Thunderstorm WarningHGXBurleson, Washington67 min
Jun 17, 10:05 AM CDTSevere Thunderstorm WarningHGXAustin, Washington55 min
Jun 17, 10:19 AM CDTSevere Thunderstorm WarningHGXMontgomery, Waller56 min
Jun 17, 10:46 AM CDTSevere Thunderstorm WarningHGXAustin, Colorado59 min
Jun 17, 11:18 AM CDTSevere Thunderstorm WarningHGXHarris57 min
Jun 17, 11:24 AM CDTSevere Thunderstorm WarningHGXAustin, Colorado66 min
Jun 17, 11:52 AM CDTTornado WarningHGXHarris68 min
Jun 17, 12:19 PM CDTSevere Thunderstorm WarningHGXGalveston56 min
Jun 17, 12:27 PM CDTSevere Thunderstorm WarningHGXBrazoria63 min
Jun 17, 1:08 PM CDTSevere Thunderstorm WarningHGXChambers, Galveston67 min
Jun 17, 6:24 PM CDTSevere Thunderstorm WarningHGXWharton66 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; radar from the NEXRAD Level II archive.