Alert archive / Indiana / Flash Flood Warnings in 1986

Flash Flood Warning 2, NWS Indianapolis, IN

June 9, 1986Vanderburgh County, Warrick County, Indiana; Henderson County, Kentucky

NWS Indianapolis, IN issued this flash flood warning at Jun 9, 1986, 10:33 AM CDT for Vanderburgh County, Warrick County, Indiana; Henderson County, Kentucky. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 9, 1986, 10:33 AM CDT (15:33 UTC)
Expired
Jun 9, 1986, 1:25 PM CDT
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Vanderburgh County, IN, Warrick County, IN, Henderson County, KY

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

Salem-Leckrone, IL (KSLO), launched 12:00Z, 3.6 hours before the alert went out and 145 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, Salem-Leckrone, IL at 12:00Z on 1986-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 440 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, Salem-Leckrone, IL at 12:00Z on 1986-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
440 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
563 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
-6 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 KEVV 091533
FFWEVV
KYC101-INC163-173-091825-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
1033 AM CDT MON JUN 9 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING 
EFFECTIVE UNTIL 125 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF

NORTHWEST KENTUCKY...HENDERSON
SOUTHWEST INDIANA...VANDERBURGH AND WARRICK

AT 1020 AM CDT 2 TO 4 INCHES OF RAIN HAS FALLING IN BOTH
HENDERSON COUNTY KENTUCKY AND VANDERBURGH COUNTY INDIANA
CAUSING RISING WATER IN URBAN AREAS AND SOME SMALL STREAMS
ARE BANK FULL AND SOME HIGHWAYS ARE COVERED WITH STANDING
WATER. 2 TO 4 INCHES OF RAIN IS EXPECTED TO FALL IN WARRICK
COUNTY INDIANA BETWEEN 1030 AM CDT AND 1230 PM CDT.

A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT OR HAS BEEN
REPORTED. TAKE THE NECCESSARY PRECAUTIONS AS REQUIRED. REPORTS
OF FLASH FLOODING SHOULD BE GIVEN TO THE NEAREST LAW ENFORCEMENT
AGENCY FOR IRELAY TO THE NATIONAL WEATHER SERVICE.

Nearby

Flash Flood Warnings in Indiana, 1986Flash Flood Warnings in Kentucky, 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.