Alert archive / Texas / Flash Flood Warnings in 1993

Flash Flood Warning 13, NWS Lake Charles, LA

June 27, 1993Jefferson County, Texas

NWS Lake Charles, LA issued this flash flood warning at Jun 27, 1993, 7:07 PM CDT for Jefferson County, Texas. It was in force for 113 min.

The area

The counties it named.

The facts

Issued
Jun 27, 1993, 7:07 PM CDT (00:07 UTC)
Expired
Jun 27, 1993, 9:00 PM CDT
In force
113 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Jefferson County, TX

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 0.1 hours before the alert went out and 96 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 00:00Z on 1993-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1766 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, Lake Charles Mun, LA at 00:00Z on 1993-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 square meters per square second.1939Sfc1 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
1766 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
683 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBPT 280007
FFWBPT
TXC245-280200-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PORT ARTHUR TX
707 PM CDT SUN JUN 27 1993
 
THE NATIONAL WEATHER SERVICE IN PORT ARTHUR HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  900 PM CDT
FOR PERSONS IN THE FOLLOWING COUNTIES...
 
IN SOUTHEAST TEXAS
 
   ...NORTHEASTERN JEFFERSON COUNTY
 
THE BEAUMONT POLICE DEPARTMENT HAS REPORTED FLOODING OF MOST UNDERPASSES
IN CENTRAL AND EAST SIDES OF THE CITY AS WELL AS MANY RESIDENTIAL
ROADWAYS. THE BEST COURSE OF ACTION IS TO STAY INDOORS UNTIL FLOOD
WATERS SUBSIDE.
 
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A
SMALL ONE...ON FOOT.
 
 
 
NNNN

What forecasters said that day

The local office's own words before this flash flood 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, Jun 27, 5:43 PM CDT, 1 hour 24 minutes before
TXZ048-272345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
543 PM CDT SUN JUN 27 1993

...STRONG THUNDERSTORMS ARE MOVING THROUGH THE NORTHERN GOLDEN
TRIANGLE...

AT 540 PM...NATIONAL WEATHER SERVICE RADAR SHOWED A BAND OF STRONG
THUNDERSTORMS STRETCHING ACROSS BEAUMONT...THROUGH VIDOR...AND INTO
CENTRAL ORANGE COUNTY. THE THUNDERSTORMS WERE MOVING EAST AT 10 MILES AN
HOUR...HOWEVER SOME WERE DEVELOPING SLOWLY TO THE WEST ACROSS THE WEST
END OF BEAUMONT.

THESE THUNDERSTORMS WILL PRODUCE DANGEROUS LIGHTNING...GUSTY WINDS...AND
HEAVY RAINFALL THAT COULD PRODUCE MINOR FLOODING OF SOME STREETS AND
UNDERPASSES.  PERSONS IN ORANGE AND NORTHERN JEFFERSON COUNTIES SHOUL~D
BE PREPARED TO MOVE INDOORS AS THESE THUNDERSTORMS THREATEN.
MOTORISTS SHOULD USE REDUCED SPEEDS ON WET ROADWAYS AND IN REDUCED
VISIBILITIES DUE TO THE HEAVY RAIN.

NNNN
Special weather statement, Jun 27, 5:43 PM CDT, 1 hour 24 minutes before
TXZ048-272345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
543 PM CDT SUN JUN 27 1993

...STRONG THUNDERSTORMS ARE MOVING THROUGH THE NORTHERN GOLDEN
TRIANGLE...

AT 540 PM...NATIONAL WEATHER SERVICE RADAR SHOWED A BAND OF STRONG
THUNDERSTORMS STRETCHING ACROSS BEAUMONT...THROUGH VIDOR...AND INTO
CENTRAL ORANGE COUNTY. THE THUNDERSTORMS WERE MOVING EAST AT 10 MILES AN
HOUR...HOWEVER SOME WERE DEVELOPING SLOWLY TO THE WEST ACROSS THE WEST
END OF BEAUMONT.

THESE THUNDERSTORMS WILL PRODUCE DANGEROUS LIGHTNING...GUSTY WINDS...AND
HEAVY RAINFALL THAT COULD PRODUCE MINOR FLOODING OF SOME STREETS AND
UNDERPASSES.  PERSONS IN ORANGE AND NORTHERN JEFFERSON COUNTIES SHOULD
BE PREPARED TO MOVE INDOORS AS THESE THUNDERSTORMS THREATEN.
MOTORISTS SHOULD USE REDUCED SPEEDS ON WET ROADWAYS AND IN REDUCED
VISIBILITIES DUE TO THE HEAVY RAIN.

NNNN
Special weather statement, Jun 27, 6:31 PM CDT, 36 minutes before
TXZ048-280030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
631 PM CDT SUN JUN 27 1993

...STRONG THUNDERSTORMS CONTINUE ACROSS BEAUMONT AND WESTERN ORANGE
COUNTY...

AT 630 PM...NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF STRONG
THUNDERSTORMS EXTEDNING FROM BEAUMONT INTO WESTERN ORANGE COUNTY NEAR
VIDOR.  THE STORMS WERE DRIFTING SLOWLY TO THE EAST.

THESE THUNDERSTORMS WILL PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING
STRIKES...STRONG GUSTY WINDS...AND HEAVY RAINFALL.  SOME AREAS OF
NORTHEAST JEFFERSON AND NORTHERN ORANGE COUNTIES COULD RECEIVE BETWEEN
2 AND 3 INCHES OF RAIN BEFORE 730 PM.  THIS COULD CAUSE MINOR FLOODING
OF STREETS AND UNDERPASSES AND OF LOZW LYING AREAS.

IF YOU ARE OUTSIDE WHEN THUNDERSTORMS APPROACH...MOVE INDOORS AND STAY
TUNED TO YOUR NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION.

NNNN
Special weather statement, Jun 27, 6:31 PM CDT, 36 minutes before
TXZ048-280030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
631 PM CDT SUN JUN 27 1993

...STRONG THUNDERSTORMS CONTINUE ACROSS BEAUMONT AND WESTERN ORANGE
COUNTY...

AT 630 PM...NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF STRONG
THUNDERSTORMS EXTEDNING FROM BEAUMONT INTO WESTERN ORANGE COUNTY NEAR
VIDOR.  THE STORMS WERE DRIFTING SLOWLY TO THE EAST.

THESE THUNDERSTORMS WILL PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING
STRIKES...STRONG GUSTY WINDS...AND HEAVY RAINFALL.  SOME AREAS OF
NORTHEAST JEFFERSON AND NORTHERN ORANGE COUNTIES COULD RECEIVE BETWEEN
2 AND 3 INCHES OF RAIN BEFORE 730 PM.  THIS COULD CAUSE MINOR FLOODING
OF STREETS AND UNDERPASSES AND OF LOW LYING AREAS.

IF YOU ARE OUTSIDE WHEN THUNDERSTORMS APPROACH...MOVE INDOORS AND STAY
TUNED TO YOUR NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION.

NNNN

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 7:18 PM CDTFlash Flood WarningLCHOrange117 min
Jun 27, 9:00 PM CDTFlash Flood WarningLCHJefferson, Orange51 min

Nearby

Flash Flood Warnings in Texas, 1993Every flash flood warning in 1993

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.