Alert archive / Indiana / Flash Flood Warnings in 1996

Flash Flood Warning 20, NWS Indianapolis, IN

September 7, 1996Greene County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Sep 7, 1996, 8:22 AM EST for Greene County, Indiana. It was in force for 3 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
Sep 7, 1996, 8:22 AM EST (13:22 UTC)
Expired
Sep 7, 1996, 11:00 AM EST
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Greene County, IN

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 1.4 hours before the alert went out and 187 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, Lincoln, IL at 12:00Z on 1996-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1094 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, Lincoln, IL at 12:00Z on 1996-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 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
1094 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
790 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
20 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 KIND 071322
FFWIND
INC055-071600-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
822 AM EST SAT SEP 7 1996
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1100 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST INDIANA
 
   ...WESTERN GREENE COUNTY
 
AT 815 AM EST RADAR ESTIMATED BETWEEN THREE AND 3 1/2 INCHES OF RAIN
HAVE FALLEN BETWEEN 7 AND 8AM JUST SOUTH OF LINTON AND WEST OF
BLOOMFIELD IN GREENE COUNTY. THIS IS ABOUT 25 MILES SOUTHWEST OF
BLOOMINGTON.
 
THE COUNTY SHERIFF REPORTED THAT THE GROUND WAS NOT TAKING THE WATER
WELL AND THAT INTERSECTIONS WERE BECOMING FLOODED.
 
THESE STORMS SHOULD DECREASE AND MOVE OUT OF THE AREA DURING THE
MORNING.
 
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.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
&
HAINES

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.