Alert archive / Indiana / Flash Flood Warnings in 1996

Flash Flood Warning 52, NWS Louisville, KY

September 7, 1996Floyd County, Indiana

NWS Louisville, KY issued this flash flood warning at Sep 7, 1996, 9:10 AM EDT for Floyd County, Indiana. It was in force for 95 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 7, 1996, 9:10 AM EDT (13:10 UTC)
Expired
Sep 7, 1996, 10:45 AM EDT
In force
95 min
Issued by
NWS Louisville, KY
Area
Whole counties

County Floyd County, IN

The radar

The Louisville radar (KLVX), 38 km from the middle of the area, began a volume at 13:13 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.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 1.2 hours before the alert went out and 220 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, Cncnati-Daytn, OH at 12:00Z on 1996-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 103 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, Cncnati-Daytn, OH at 12:00Z on 1996-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -86 square meters per square second.193958Sfc1 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
103 J/kg
Mixed-layer CIN
-114 J/kg
Mixed-layer LCL
1156 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-86 m²/s²
0-3 km storm-relative helicity
-49 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 KSDF 071314 COR
FFWSDF
INC043-071445-

BULLETIN - EBS ACTIVATION REQUESTED...CORRECTION TO TIME
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
910 AM EDT SAT SEP 7 1996

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1045 AM EDT
FOR PERSONS IN THE FOLLOWING LOCATION...

IN SOUTH INDIANA

   ...FLOYD COUNTY

AT 905 AM EDT...NWS DOPPLER RADAR INDICATED THUNDERSTORMS WITH
TORRENTIAL AMOUNTS OF RAINFALL HAVE MOVED OVER FLOYD COUNTY
INDIANA...AND ADDITIONAL MODERATE TO HEAVY RAINS ARE POSSIBLE OVER THE
COUNTY FOR ANOTHER HOUR OR SO.

DOPPLER RADAR HAS ESTIMATED THAT AROUND TWO /2.00/ TO TWO AND ONE HALF
/2.50/ INCHES OF RAIN HAS ALREADY FALLEN ACROSS PARTS OF FLOYD
COUNTY...AND ANOTHER ONE HALF INCH /0.50/ TO ONE INCH /1.00/ OF
RAINFALL MAY OCCUR YET THIS MORNING.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS 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.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

ACS/VLD

Nearby

Flash Flood Warnings in Indiana, 1996Every flash flood warning in 1996

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; radar from the NEXRAD Level II archive.