Alert archive / Indiana / Flash Flood Warnings in 1996

Flash Flood Warning 13, NWS Louisville, KY

May 5, 19964 counties in Indiana

NWS Louisville, KY issued this flash flood warning at May 5, 1996, 4:15 PM EST for 4 counties in Indiana. 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: May 5, 1996, 4:15 PM EST (21:15 UTC)
Expired: May 5, 1996, 6:15 PM EST
In force: 2 hr
Issued by: NWS Louisville, KY
Area: Whole counties

Counties Crawford County, IN, Dubois County, IN, Orange County, IN, Washington County, IN

The radar

The Louisville radar (KLVX), 71 km from the middle of the area, began a volume at 21:18 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, 9.3 hours before the alert went out and 256 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 749 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 110 m²/s²
0-3 km storm-relative helicity: 200 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSDF 052117
FFWSDF
INC025-037-061-117-175-052315-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
515 PM EDT (415 PM EST) SUN MAY 5 1996
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  715 PM EDT (615 PM EST)
FOR PERSONS IN THE FOLLOWING LOCATIONS...
 
IN SOUTH INDIANA
 
   ...CRAWFORD COUNTY...DUBOIS COUNTY...HARRISON COUNTY
   ...ORANGE COUNTY...WASHINGTON COUNTY
 
THUNDERSTORMS HAVE MOVED OVER THE AREA THROUGH THE LAST COUPLE OF HOURS.
NWS DOPPLER RADAR HAS ESTIMATED THAT BETWEEN ONE HALF INCH AND ONE AND
ONE HALF INCHES OF RAINFALL HAVE ALREADY FALLEN JUST IN THE LAST HOUR.
IN ADDITION...MORE THUNDERSTORMS WILL CONTINUE TO MOVE OVER THESE
ALREADY SATURATED COUNTIES. CREEKS AND STREAMS WILL RISE RAPIDLY AND
DRAINAGE DITCHES AND CULVERTS WILL ALSO OVERFLOW.
 
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.
 
WHW/VLD

The office that day

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

Issued	Product	Office	Counties	Lasted
May 5, 4:15 PM EST	Flash Flood Warning	LMK	Harrison	2 hr
May 5, 4:19 PM EST	Severe Thunderstorm Warning	LMK	Dubois, Perry	56 min
May 5, 4:51 PM EST	Flash Flood Warning	LMK	Clark	69 min
May 5, 4:54 PM EST	Severe Thunderstorm Warning	LMK	Crawford, Orange	51 min
May 5, 4:54 PM EST	Severe Thunderstorm Warning	LMK	Harrison	51 min
May 5, 5:15 PM EST	Severe Thunderstorm Warning	LMK	Clark, Floyd	45 min

Nearby

Flash Flood Warnings in Indiana, 1996 Every 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.