Alert archive / Indiana / Flash Flood Warnings in 1989

Flash Flood Warning 79, NWS Indianapolis, IN

September 14, 1989Vermillion County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Sep 14, 1989, 7:26 AM EST for Vermillion County, Indiana. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Sep 14, 1989, 7:26 AM EST (12:26 UTC)
Expired
Sep 14, 1989, 10:30 AM EST
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Vermillion County, IN

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Peoria Regional, IL (KPIA), launched 12:00Z, 0.4 hours before the alert went out and 203 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, Peoria Regional, IL at 12:00Z on 1989-09-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Peoria Regional, IL at 12:00Z on 1989-09-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.1939587897Sfc1 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
555 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
123 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 141227
FFWIND
INC121-133-165-141530-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
726 AM EST THU SEP 14 1989
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1030 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN WEST CENTRAL INDIANA...PARKE...PUTNAM...SOUTHERN VERMILLION
 
ALMOST 3 INCHES OF RAIN HAVE FALLEN SINCE MIDNIGHT IN SOUTHERN PARKE
COUNTY OR ABOUT 25 MILES NORTHEAST OF TERRE HAUTE. HEAVY RAINS MAY
CONTINUE UNTIL 900 THIS MORNING BEFORE DIMINISHING.
 
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.
 
MOST DEATHS IN FLASH FLOODING 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.
HENDRICKSON

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 14, 7:26 AM ESTFlash Flood WarningINDParke, Putnam3 hr
Sep 14, 8:13 AM ESTFlash Flood WarningINDClay, Vigo2 hr
Sep 14, 8:28 AM ESTFlash Flood WarningINDBoone, Hendricks, Marion3 hr
Sep 14, 8:28 AM ESTFlash Flood WarningINDHamilton3 hr

Nearby

Flash Flood Warnings in Indiana, 1989Every flash flood warning in 1989

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.