Alert archive / Indiana / Flash Flood Warnings in 1989

Flash Flood Warning 43, NWS Indianapolis, IN

June 1, 1989Elkhart County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Jun 1, 1989, 8:22 AM EST for Elkhart County, Indiana. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 1, 1989, 8:22 AM EST (13:22 UTC)
Expired
Jun 1, 1989, 11:30 AM EST
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Elkhart 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

Dayton/James M C, OH (KDAY), launched 12:00Z, 1.4 hours before the alert went out and 235 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, Dayton/James M C, OH at 12:00Z on 1989-06-01Temperature 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, Dayton/James M C, OH at 12:00Z on 1989-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 square meters per square second.193958Sfc1 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
NaN m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSBN 011326
FFWSBN
INC039-011630-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SOUTH BEND IN
822 AM EST THU JUN 1 1989
 
THE NATIONAL WEATHER SERVICE IN SOUTH BEND HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1130 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTH CENTRAL INDIANA
          ...ELKHART
 
CIVIL DEFENSE PERSONEL REPORT THAT BAUGE CREEK IN WESTERN ELKHART
COUNTY IS OUT OF ITS BANKS DUE TO THE HEAVY RAINFALL OF THE PAST
24 HOURS.
 
OTHER SMALL STREAMS MAY REACH OR EXCEED FLOOD STAGES THIS MORNING
AS ADDITIONAL RAINFALL IS EXPECTED.
 
MANY ROADS ARE LIKELY TO HAVE STANDING WATER AND ARE IMPASSIBLE.
 
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.
 
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.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 1, 5:22 AM EST, 3 hours before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
520 AM EST THU JUN 1 1989

A FEW SEVERE THUNDERSTORMS ARE POSSIBLE OVER PART OF NORTHERN INDIANA
TODAY...AND OVER CENTRAL AND SOUTHER\N INDIANA TONIGHT.
HENDRICKSON
Special weather statement, Jun 1, 7:21 AM EST, 1 hour 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
720 AM EST THU JUN 1 1989

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR EXTREME NORTHERN INDIANA
FOR TODAY.

A FLASH FLOOD WATCH MEANS FLOODING IS POSSIBLE IN AND NEAR THE WATCH
AREA.  PEOPLE IN LOW LYING AND FLOOD PRONE AREAS SHOULD REMAIN ALERT
FOR HEAVY RAINFALL THAT COULD LEAD TO FLOODING.

RAINFALL AMOUNTS OF UP TO 2 TO 4 INCHES HAVE FALLEN OVER PARTS OF
PARTS OF LAKE AND PORTER COUNTIES IN EXTREME NORTHWEST INDIANA LAST
NIGHT.  HOWEVER RAINFALL AMOUNTS OVER MOST OTHER SECTIONS OF NORTHERN
INDIANA HAVE RANGED FROM AROUND 1 TO 1 AND A HALF INCHES.

AT 710 AM EST ANOTHER AREA OF THUNDERSTORMS WAS MOVING ACROSS EXTREME
NORTHERN INDIANA. THESE THUNDERSTORMS WERE MOVING INTO THE SOUTH BEND
AND RENNSELAER AREAS.  THESE THUNDERSTORMS WERE MOVING EAST AT 35 MPH
AND MAY PRODUCE VERY HEAVY RAINFALL AND STRONG WINDS.

PERSONS IN EXTREME NORTHERN INDIANA SHOULD LISTEN FOR
LATER STATEMENTS FROM THE NATIONAL WEATHER SERVICE.

REPORT SEVERE WEATHER OR FLOODING TO YOUR LOCAL LAW ENFORCEMENT
AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.
HENDRICKSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 7:10 AM ESTSevere Thunderstorm WarningINDSaint Joseph35 min
Jun 1, 9:00 AM ESTFlash Flood WarningINDSaint Joseph3 hr
Jun 1, 1:48 PM ESTSevere Thunderstorm WarningINDHoward, Tipton27 min
Jun 1, 2:22 PM ESTSevere Thunderstorm WarningINDMadison53 min
Jun 1, 2:43 PM ESTSevere Thunderstorm WarningINDTippecanoe47 min
Jun 1, 3:25 PM ESTSevere Thunderstorm WarningINDDelaware35 min
Jun 1, 5:00 PM ESTSevere Thunderstorm WarningINDMontgomery30 min
Jun 1, 5:16 PM ESTSevere Thunderstorm WarningINDBoone44 min
Jun 1, 5:18 PM ESTSevere Thunderstorm WarningINDPosey42 min
Jun 1, 6:13 PM ESTSevere Thunderstorm WarningINDWarrick43 min
Jun 1, 6:13 PM ESTSevere Thunderstorm WarningINDVanderburgh18 min
Jun 1, 6:24 PM ESTSevere Thunderstorm WarningINDMadison31 min
Jun 1, 6:27 PM ESTSevere Thunderstorm WarningINDClay33 min

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.