Alert archive / Indiana / Flash Flood Warnings in 1996

Flash Flood Warning 30, NWS Louisville, KY

May 8, 1996Clark County, Scott County, Washington County, Indiana

NWS Louisville, KY issued this flash flood warning at May 8, 1996, 9:43 AM EDT for Clark County, Scott County, Washington County, Indiana. It was in force for 62 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
May 8, 1996, 9:43 AM EDT (13:43 UTC)
Expired
May 8, 1996, 10:45 AM EDT
In force
62 min
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Clark County, IN, Scott County, IN, Washington County, IN

The radar

The Louisville radar (KLVX), 69 km from the middle of the area, began a volume at 13:42 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, 1.7 hours before the alert went out and 201 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 1996-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 89 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 1996-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.19395878Sfc1 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
89 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
611 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
22 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 081348
FFWSDF
INC019-143-175-081445-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
943 AM EDT WED MAY 8 1996
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1045 AM EDT
FOR PERSONS IN THE FOLLOWING LOCATIONS...
 
IN SOUTH INDIANA
 
   ...CLARK COUNTY...SCOTT COUNTY...WASHINGTON COUNTY
 
AT 935 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF
THUNDERSTORMS EXTENDING EAST-WEST FROM JASPER TO PAOLI INDIANA. THE
STORMS IN THE LINE WERE MOVING SLOWLY EASTWARD AND WERE PRODUCING
RAINFALL OF 1 TO 1 1/2 INCHES PER HOUR. GROUND OVER THESE COUNTIES IS
VERY WELL SATURATED AND STREAMS ARE AT BANKFULL. HEAVY RAIN WILL TRACK
OVER SALEM...SCOTTSBURG AND HENRYVILLE INDIANA THROUGH 1030 AM EDT.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHI:CLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
 
KIRKPATRICK

The office that day

Everything else NWS Louisville, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 8, 7:47 AM EDTFlash Flood WarningLMKPerry73 min
May 8, 7:47 AM EDTFlash Flood WarningLMKPerry58 min
May 8, 9:05 AM EDTFlash Flood WarningLMKDubois, Orange3 hr
May 8, 10:46 AM EDTFlash Flood WarningLMKJefferson85 min
May 8, 4:36 PM EDTSevere Thunderstorm WarningLMKDubois, Orange54 min
May 8, 4:36 PM EDTSevere Thunderstorm WarningLMKWashington54 min
May 8, 4:51 PM EDTSevere Thunderstorm WarningLMKJefferson, Scott54 min
May 8, 5:18 PM EDTTornado WarningLMKScott27 min
May 8, 5:25 PM EDTSevere Thunderstorm WarningLMKClark, Floyd50 min
May 8, 5:25 PM EDTSevere Thunderstorm WarningLMKCrawford, Harrison50 min
May 8, 5:28 PM EDTTornado WarningLMKJefferson17 min

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.