Alert archive / Indiana / Flash Flood Warnings in 1989

Flash Flood Warning 72, NWS Indianapolis, IN

September 1, 1989Delaware County, Madison County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Sep 1, 1989, 5:56 AM EST for Delaware County, Madison County, Indiana. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Sep 1, 1989, 5:56 AM EST (10:56 UTC)
Expired
Sep 1, 1989, 8:00 AM EST
In force
2 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Delaware County, IN, Madison 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 00:00Z, 10.9 hours before the alert went out and 120 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 00:00Z on 1989-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 19 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, Dayton/James M C, OH at 00:00Z on 1989-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 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
19 J/kg
Mixed-layer CIN
-122 J/kg
Mixed-layer LCL
1648 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
184 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 011059
FFWIND
INC035-095-011300-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
556 AM EST FRI SEP 1 1989
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 AM EST
AND A FLASH FLOOD WARNING EFFECTIVE UNTIL  800 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN EAST CENTRAL INDIANA
          ...DELAWARE
IN CENTRAL INDIANA
          ...MADISON
 
AT 555 AM EST RADAR SHOWED A SEVERE THUNDERSTORMS 5 MILES NORTH OF
ANDERSON.
 
THIS STORM WAS MOVING SOUTHEAST AT 30 MILES AN HOUR. PEOPLE IN THE
TOWNS OF GILMAN... GASTON SHOULD SEEK SHELTER IN A STRONG BUILDING.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLYP SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
BG

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, Sep 1, 12:29 AM EST, 5 hours 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
1226 AM EST FRI SEP 1 1989

AT 1220 AM EST...A NARROW BAND OF VERY STRONG THUNDERSTORMS EXTENDED
FROM 25 MILES SOUTH OF KOKOMO TO 20 MILES WEST AND 10 MILES SOUTHEAST
OF MUNCIE.

THESE THUNDERSTORMS WERE PART OF A LARGER AREA OF SHOWERS THAT COVERED
MUCH OF NORTH CENTRAL INDIANA.

THE PRECIPITATION WAS MOVING SOUTHEAST AT 30 MILES AN HOUR.

AT MIDNIGHT AN AMATEUR WEATHER OBSERVER 2 MILES NORTH OF ALEXANDRIA
REPORTED ONE INCH OF RAIN HAD FALLEN BETWEEN ABOUT 1120 PM EST AND
MIDNIGHT.

PEOPLE IN THE CITIES OF ATLANTA...FRANKTON AND ANDERSON CAN EXPECT
BRIEF VERY HEAVY RAIN AS WELL AS GUSTY WINDS AND LOTS OF LIGHTNING
BETWEEN 1230 AM AND 1 AM EST.

SEVERE THUNDERSTORM WATCH NUMBER 707 IS IN EFFECT UNTIL 4 AM EST
FOR THAT PART OF INDIANA NORTH OF A LINE FROM 20 MILES NORTH OF TERRE
HAUTE TO VEVAY IN SWITZERLAND COUNTY.

SOME CITIES INCLUDED ARE... SOUTH BEND...FORT WAYNE...LAFAYETTE...
ROCKVILLE...INDIANAPOLIS...RICHMOND AND LAWRENCEBURG.

REMEMBER...A WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE
WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD
BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.
STEIGERWALDT
Special weather statement, Sep 1, 12:55 AM EST, 5 hours 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
1254 AM EST FRI SEP 1 1989

AT 1245 AM EST...A NARROW BAND OF VERY STRONG THUNDERSTORMS EXTENDED
FROM 25 MILES SOUTHEAST OF KOKOMO TO 15 MILES NORTH OF RICHMOND.

THESE THUNDERSTORMS WERE PART OF A LARGER AREA OF SHOWERS THAT COVERED
MUCH OF NORTH CENTRAL INDIANA.

THE PRECIPITATION WAS MOVING SOUTHEAST AT 30 MILES AN HOUR.

AN AMATEUR RADIO OPERATOR REPORTED 1.18 INCHES OF RAIN FELL IN ABOUT
A 35 MINUTE PERIOD ENDING AT 1253 AM EST.

PEOPLE IN THE CITIES OF DALEVILLE...OAKVILLE...LOSANTVILLE...ECONOMY
AND FOUNTAIN CITY CAN EXPECT BRIEF VERY HEAVY RAIN AS WELL AS GUSTY
WINDS AND LOTS OF LIGHTNING BETWEEN 1255 AM EST AND 130 AM EST. FLOODING
OF LOW LYING AREAS CAN ALSO BE EXPECTED IN SOME AREAS.
.
A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 4 AM EST FOR
THAT PART OF INDIANA NORTH OF A LINE FROM 20 MILES NORTH OF TERRE
HAUTE TO VEVAY IN SWITZERLAND COUNTY.

REMEMBER...A WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE
WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD
BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.
STEIGERWALDT
Special weather statement, Sep 1, 1:50 AM EST, 4 hours 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
150 AM EST FRI SEP 1 1989

AT 140 AM EST...A LARGE AREA OF RAIN WITH A FEW EMBEDDED THUNDERSTORMS
WAS COVERING MUCH OF NORTHERN INDIANA. THE SOUTHERN BOUNDRY OF THIS
AREA EXTENDED FROM LAFAYETTE TO MUNCIE.

THE THUNDERSTORMS HAVE DECREASED IN STRENGTH DURING THE PAST HOUR.
RAIN WAS CONTINUING TO FALL IN SOME LOCATIONS CAUSING FLOODING OF
SOME ROADS AND STREAMS.

THE RAIN WAS MOVING SOUTHEAST AT 30 MILES AN HOUR. THE RAIN WILL
CONTINUE TO FALL AROUND THE CITIES OF MUNCIE...KOKOMO...LOGANSPORT
AND WABASH THROUGH THE NIGHT.

USE EXTREME CAUTION WHEN TRAVELING THROUGH NORHTERN INDIANA FOR
RISING WATER OF FLOODED ROACDS.
HAINES
Special weather statement, Sep 1, 2:23 AM EST, 3 hours 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
220 AM EST FRI SEP 1 1989

AT 210 AM EST...A FEW VERY STRONG THUNDERSTORMS WERE OVER NORTHWEST
INDIANA 30 AND 35 MILES NORTHWEST OF LAFAYETTE.

THESE THUNDERSTORMS WERE PART OF A LARGE AREA OF RAIN THAT WAS MAINLY
NORTH OF A LINE FROM 40 MILES WEST TO 10 MILES NORTH OF LAFAYETTE TO 30
MILES NORTH OF INDIANAPOLIS TO 10 MILES SOUTH OF MUNCIE.

SOME CITIES WHERE RAIN WAS OCCURRING INCLUDED RENSSELAER...FORT WAYNE...
MONTICELLO...KOKOMO...BLUFFTON AND MUNCIE.

THE PRECIPITATION WAS MOVING SOUTHEAST AT 30 MILES AN HOUR.

THE SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT ONLY FOR THAT PART OF
INDIANA WEST OF A LINE FROM 10 MILES WEST OF SOUTH BEND TO 20 MILES
NORTHEAST OF TERRE HAUTE...AND NORTH OF A LINE FROM 20 MILES NORTHEAST
AND 20 MILES NORTH OF TERRE HAUTE.
.
THE WATCH IS NO LONGER IN EFFECT FOR THE REST OF NORTH OR CENTRAL
INDIANA.
STEInGERWALDT
Special weather statement, Sep 1, 4:10 AM EST, 1 hour 46 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
410 AM EST FRI SEP 1 1989

THE SEVERE THUNDERSTORM WATCH FOR NORTHERN INDIANA HAS EXPIRED. HOWEVER
THE FLASH FLOOD WATCH CONTINUES FOR PORTIONS OF NORTHERN INDIANA.

AT 415 AM FRIDAY MORNING RADAR INDICATED STRONG THUNDERSTORMS WITH
HEAVY RAIN ACROSS NORTHERN INDIANA TO THE NORTH OF A CHAMPAIGN ILLINOIS
TO MUNCIE LINE. THESE THUNDERSTORMS WERE MOVING TO THE EASTSOUTHEAST
AT 25 MILES AN HOUR AND WILL MOVE ACROSS CENTRAL PORTIONS OF INDIANA
BY 600 AM THIS FRIDAY MORNING.
GIBBS
Special weather statement, Sep 1, 5:15 AM EST, 41 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
515 AM EST FRI SEP 1 1989

FLASH FLOOD WATCH CONTINUES FOR PORTIONS OF NORTHERN INDIANA UNTIL
800 AM.

AT 515 AM RADAR INDICATED A BAND OF STRONG THUNDERSTORMS FROM
LAFAYETTE EASTWARD TO THE OHIO BORDER WITH MOVEMENT TO THE
EASTSOUTHEAST AT 20 MILES AN HOUR.

HEAVY RAINFALL IS LIKELY WITH THESE STORMS. AN OBSERVER AT BURLINGTON
IN CARROLL COUNTY REPORTING 2.82 INCHE)S OF RAIN BY 500 AM THIS FRIDAY
MORNING. THE HEAVY RAINFALL AREA WILL MOVE OVER SECTIONS OF CENTRAL
INDIANA BY 800 AM WITH LOCAL FLOODING IN HEAVIER STORMS POSSIBLE.
GIBBS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 31, 9:23 PM ESTSevere Thunderstorm WarningINDCass, White37 min
Aug 31, 10:36 PM ESTSevere Thunderstorm WarningINDBenton39 min
Sep 1, 5:56 AM ESTSevere Thunderstorm WarningINDDelaware, Madison64 min
Sep 1, 6:14 AM ESTSevere Thunderstorm WarningINDRandolph46 min
Sep 1, 8:02 AM ESTFlash Flood WarningINDWhite118 min
Sep 1, 9:38 AM ESTFlash Flood WarningINDBrown2 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.