Alert archive / Indiana / Flash Flood Warnings in 2002

Flash Flood Warning 76, NWS Louisville, KY

September 27, 2002Jefferson County, Indiana

NWS Louisville, KY issued this flash flood warning at Sep 27, 2002, 7:28 AM EST for Jefferson County, Indiana. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Sep 27, 2002, 7:28 AM EST (12:28 UTC)
Expired
Sep 27, 2002, 8:15 AM EST
In force
47 min
Issued by
NWS Louisville, KY
Area
Counties, with a storm outline in the text

County Jefferson County, IN

The radar

The Louisville radar (KLVX), 96 km from the middle of the area, began a volume at 12:32 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, 0.5 hours before the alert went out and 164 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 2002-09-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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 2002-09-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 511 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
471 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
511 m²/s²
0-3 km storm-relative helicity
609 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 
WGUS53 KLMK 271228
FFWSDF
INC077-271415-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
728 AM EST FRI SEP 27 2002

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  JEFFERSON COUNTY IN SOUTH CENTRAL INDIANA

* UNTIL 915 AM EST

* AT 720 AM EST...LAW ENFORCEMENT REPORTED SIGNIFICANT FLOODING 
ACROSS MUCH OF JEFFERSON COUNTY INDIANA...NUMEROUS COUNTY ROADS 
FLOODED...BRIDGES WASHED OUT...AND STATE ROAD 256 FROM STATE ROAD 62 
THROUGH AUSTIN CLOSED DUE TO FLOODING.  

* SOME LOCATIONS IN THE WARNING INCLUDE MADISON...DEPUTY...CANAAN

EXCESSIVE RAINFALL FROM CONTINUING MODERATE RAINS WILL CONTINUE TO 
CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...ROADWAYS...
UNDERPASSESS AND LOW LYING AREAS. RAIN WILL DIMINISH ACROSS THE 
WARNED AREA AFTER 900 AM EST.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY.
THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO
HIGHER GROUND.

LAT...LON 3881 8568 3873 8568 3870 8559 3862 8557
          3859 8545 3874 8546 3875 8528 3871 8521
          3892 8522 3891 8554 3887 8558

JB

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 27, 7:28 AM ESTFlash Flood WarningLMKJefferson107 min

Nearby

Flash Flood Warnings in Indiana, 2002Every flash flood warning in 2002

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.