Alert archive / Texas / Flash Flood Warnings in 1997

Flash Flood Warning 8, NWS Lake Charles, LA

June 7, 1997Tyler County, Texas

NWS Lake Charles, LA issued this flash flood warning at Jun 7, 1997, 12:20 AM CDT for Tyler County, Texas. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 7, 1997, 12:20 AM CDT (05:20 UTC)
Expired: Jun 7, 1997, 2:30 AM CDT
In force: 2 hr
Issued by: NWS Lake Charles, LA
Area: Whole counties

County Tyler County, TX

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 5.3 hours before the alert went out and 134 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 655 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 806 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: -11 m²/s²
0-3 km storm-relative helicity: 19 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 KLCH 070522
FFWLCH
TXC457-070730-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1220 AM CDT SAT JUN 7 1997
 
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  230 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST TEXAS
 
   ...SOUTHWESTERN TYLER COUNTY
 
AT 1215 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SCATTERED THUNDERSTORMS OVER SOUTHERN TYLER COUNTY. RADAR ESTIMATES
INDICATE 3 TO 5 INCHES OF RAIN HAVE FALLEN NEAR THE TOWN OF WARREN.
AN ADDITIONAL 1 TO 2 INCHES OR RAIN IS EXPECTED OVER THE NEXT COUPLE OF
HOURS CAUSING ADDITIONAL FLOODING.
 
 
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.
 
 
 
&

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.

NWS Lake Charles, LA wrote its last area forecast discussion before this flash flood warning went out at Jun 6, 8:40 PM CDT, 3 hours 40 minutes earlier.

Area forecast discussion, Jun 6, 8:40 PM CDT, 3 hours 40 minutes before

SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
830 PM CDT FRI JUN 6 1997

LCH 00Z SNDG CONTAMINATED AS RADIOSONDE MOVED INTO NEARBY TSRA.
LATEST SFC ANYLS DEPICTS SFC TROF OVR SRN LA AND SE TX. THIS FTR
COMBINED WITH SEABREEZE TRIGGERED NUMEROUS TSRA THIS EVE OVR THE
CITY OF LAKE CHARLES WITH STP AMOUNTS UP TO 3 INCHES. LCH 88D CONTS
TO SHOW CONVTN ALONG THIS BNDRY AND NEW DVLPMT OVR UPPR SE TX. APPRS
FM WTR VPR THAT WEAK IMPULSE WL MOVE OVR SRN ZNS TNITE AND WUD LIKE
TO UP POPS TO CHC.

BPT 40
LCH 40

5

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 6, 10:26 PM CDT	Flash Flood Warning	LCH	Tyler	2 hr
Jun 7, 2:31 AM CDT	Flash Flood Warning	LCH	Hardin, Tyler	119 min
Jun 7, 3:34 PM CDT	Flash Flood Warning	LCH	Tyler	116 min
Jun 7, 3:44 PM CDT	Flash Flood Warning	LCH	Tyler	106 min

Nearby

Flash Flood Warnings in Texas, 1997 Every flash flood warning 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; the sounding from the Mesonet's radiosonde archive.