Alert archive / Texas / Flash Flood Warnings in 1986

Flash Flood Warning 2, NWS Lake Charles, LA

June 7, 1986Angelina County, Tyler County, Texas

NWS Lake Charles, LA issued this flash flood warning at Jun 7, 1986, 5:30 PM CDT for Angelina County, Tyler County, Texas. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jun 7, 1986, 5:30 PM CDT (22:30 UTC)
Expired
Jun 7, 1986, 9:00 PM CDT
In force
4 hr
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Angelina County, TX, Tyler County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 12:00Z, 10.5 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, Longview/Gregg, TX at 12:00Z on 1986-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1901 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, Longview/Gregg, TX at 12:00Z on 1986-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 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
1901 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
581 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
27 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 
WRUS2 KBPT 072230
FFWBPT
TXC005-457-080200-

BULLETIN-IMMEDIATE BROADCAST REQUESTED

FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PORT ARTHUR TX
530 PM CDT SAT JUN 7 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING FOR THE
FOLLOWING COUNTIES IN EAST TEXAS...ANGELINA AND TYLYER.

THE ANGELINA SHERIFFS OFFICE REPORTED MOCCASIN AND CRAWFORD CREEKS
SOUTH AND WEST OF THE CITY OF LUFKIN HAVE FLOODED OVER THEIR BANKS.

IN TYLER COUNTY FARM/MARKET 1013 EAST OF SPURGER HAS FLOODED IN
SEVERAL SPOTS.  THE NECHES RIVER IS AT OR NEAR FLOOD AND THE WATER HAS
BACKED UP IN MANY OF THE SMALLER CREEKS.  

PEOPLE NEAR THE NECHES RIVER IN THE COMMUNITY OF RIVER ACRES SHOULD
PREPARE FOR HIGH WATER.  HIGH WATER MAY FLOOD ESCAPE ROADS AND LEAVE
THE COMMUNITY ISOLATED.

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 7, 3:30 PM CDT, 2 hours before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
330 PM CDT SAT JUN 7 1986

 ...HEAVY STORMS POSSIBLE IN THE EAST TEXAS LAKES AREA...

CONDITIONS ARE DEVELOPING TO SET THE STAGE FOR SOME POSSIBLY VERY
HEAVY THUNDERSTORMS ACROSS THE EAST TEXAS LAKES OF SAM RAYBURN AND
TOLEDO BEND.

BOATERS SHOULD PAY PARTICULAR CLOSE ATTENTION FOR THE REMAINDER OF THE
AFTERNOON.  IF THE SKY LOOKS THREATENING SEEK PROTECTED HARBOR
IMMEDIATELY.

THE HEAVY STORMS SHOULD DEVELOPE FROM WOODVILLE TO NACOGDOCHES AND
EXTEND EASTWARD ACROSS TOLEDO BEND.  THE SEA BREEZE HAS DEVELOPED A
LINE OF THUNDERSTORMS EAST/WEST ACROSS EAST TEXAS.  THESE STORMS ARE
EXPECTED TO COLLIDE WITH A GUST FROGNT CAUSED BY EARLIER STORMS IN
NORTHEAST TEXAS.  THIS SITUATION OFTEN CAUSES SEVERE WEATHER.
DANGEROUS WINDS AND LARGE HAIL ARE POSSIBLE IN THIS AREA FOR THE NEXT
TWO TO THREE HOURS.
DJK

Nearby

Flash Flood Warnings in Texas, 1986Every flash flood warning in 1986

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.