Alert archive / Indiana / Flash Flood Warnings in 1990

Flash Flood Warning 44, NWS Indianapolis, IN

July 9, 1990Montgomery County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Jul 9, 1990, 10:19 PM EST for Montgomery County, Indiana. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jul 9, 1990, 10:19 PM EST (03:19 UTC)
Expired
Jul 10, 1990, 1:15 AM EST
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Montgomery 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, 3.3 hours before the alert went out and 230 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 1990-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 732 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 1990-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
732 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
696 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
151 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 100320
FFWIND
INC107-100615-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1019 PM EST MON JUL 9 1990
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  115 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN WEST CENTRAL INDIANA
          ...NORTHERN MONTGOMERY
 
WEATHER SERVICE RADAR INDICATED THUNDERSTORMS WITH HEAVY DOWNPOURS
WERE MOVING INTO THE NORTHWEST PART OF THE COUNTY AT 1015 PM EST. THE
STORMS WERE MOVING SOUTHEAST AT 25 MILES PER HOUR AND WILL PASS OVER
ALREADY SATURATED GROUND. COUNTY POLICE REPORTED THAT STATE ROUTE 47
IN THE NORTHEAST PART OF THE COUNTY WAS CLOSED DUE TO HIGH WATERS.
MORE FLOODING WILL OCCUR OVER THE NEXT FEW HOURS.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
MPD

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, Jul 9, 7:29 PM EST, 2 hours 50 minutes before
INZALL>-100200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
726 PM EST MON JUL 9 1990

THE SEVERE THUUNDERSTORM WATCH IS NO LONGER IN EFFECT FOR THAT PART
OF INDIANA NORTH OF A LINE FROM LAFAYETTE TO MUNCIE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR CENTRAL INDIANA
UNTIL 900 PM EST. THE WATCH AREA IS SOUTH OF A LINE FROM LAFAYETTE
TO MUNCIE AND NORTH OF A LINE FROM TERRE HAUTE TO 40 MILES SOUTH OF
RICHMOND.

AT 724 PM EST STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE OVER
PARTS OF MONTGOMERY AND BOONE COUNTIES.

STRONG THUNDERSTORMS WERE ALSO MOVING OUT OF EAST CENTRAL ILLINOIS
INTO WARREN COUNTY.

PRICE
Special weather statement, Jul 9, 7:46 PM EST, 2 hours 33 minutes before
INZ009>-100142-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
742 PM EST MON JUL 9 1990

AT 738 PM EST THE PUBLIC REPORTED WINDS ESTIMATED AT AROUND 50 MILES
AN HOUR ALONG WITH VERY HEAVY RAIN AND SOME POWER OUTAGES FROM 56TH
STREET TO 79TH STREET IN NORTHERN MARION COUNTY.

AT 739 PM EST AMATEUR RADIO OPERATORS REPORTED WINDS ESTIMATED AT
AROUND 50 MILES AN HOUR ALONG 79TH STREET IN NORTHEAST INDIANAPOLIS
AND POWER OUTAGES IN THAT AREA ALSO.

PRICE
Special weather statement, Jul 9, 8:39 PM EST, 1 hour 40 minutes before
INZ000-100800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
840 PM EST MON JUL 9  1990

IN INDIANA THIS SEVERE THUNDERSTORM WATCH IS IN EFFECT
UNTIL 300 AM EST AND INCLUDES THAT PART OF INDIANA...
SOUTH OF A LINE FROM RENSSELAER TO BLUFTON AND NORTH OF A LINE FROM
CLINTON TO 15 MILES SOUTH OF RICHMOND.

SOME CITIES INCLUDED ARE... LAFAYATTE...KOKOMO...MUNCIE...INDIANAPOLIS
...AND CRAWFORDSVILLE

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.

THIS WATCH ALSO REPLACES/ THE PREVIOUS SEVERE THUNDERSTORM WATCH WHICH
WAS ISSUED FOR CENTRAL AND SOUTHERN INDIANA EARLIER THIS AFTERNOON.
HENDRICKSON
Special weather statement, Jul 9, 9:20 PM EST, 59 minutes before
INZ005-007-008-009-100315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
917 PM EST MON JUL 9 1990

THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN MONTGOMERY COUNTY HAS
EXPIRED.

A SEVERE THUNDERSTORM WARNING IS STILL IN EFFECT UNTIL 945 PM EST FOR
WESTERN BENTON COUNTY.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 3 AM EST FOR MUCH OF
NORTHERN AND CENTRAL INDIANA.

AT 915 PM EST VERY STRONG THUNDERSTORMS WERE OVER BENTONT COUNTY AND IN
NORTHWEST CARROLL COUNTY. SCATTERED THUNDERSTORMS WERE OVER SOUTHEAST
MONTGOMERY...SOUTHWEST BOONE...NORTHWEST HENDRICKS...AND SOUTHWEST
CLINTON COUNTY.

THUNDERSTORMS WERE MOVING SOUTHEAST AT 25 MILES AN HOUR.
.
PRICE
Special weather statement, Jul 9, 9:51 PM EST, 28 minutes before
INZ004-005-007-008-009-100345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
947 PM EST MON JUL 9 1990

THE SEVERE THUNDERSTORM WARNING FOR WESTERN BENTON COUNTY HAS EXPIRED.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 3 AM EST FOR MUCH OF
NORTHERN AND CENTRAL INDIANA.

AT 945 PM EST VERY STRONG THUNDERSTORMS WERE OVER BENTON...NORTHERN
WARRERN...CENTRAL CARROLL...NORTHERN FOUNTAIN...AND CENTRAL NEWTON
COUNTY.

SCATTERED STRONG THUNDERSTORMS WERE OVER HENDRICKS...WESTERN MARION...
AND SOUTHERN BOONE COUNTIES.

AT ABOUT 940 PM EST SEVERAL PILOTS REPORTED SEEING A FUNNEL CLOUD IN
SOUTHWEST MARION COUNTY.
.
THUNDERSTORMS CONTINUE TO MOVE SOUTHEAST AT 25 MILES AN HOUR.

PRICE
Special weather statement, Jul 9, 10:14 PM EST, 5 minutes before
INZ004-005-007-008-009-100410-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1011 PM EST MON JUL 9 1990

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 3 AM EST FOR MUCH OF
NORTHERN AND CENTRAL INDIANA.

AT 1005 PM EST VERY STRONG THUNDERSTORMS WERE FROM LAFAYETTE AND
VEEDERSBURG WEST INTO EASTERN ILLINOIS. SCATTERED SHOWERS AND
THUNDERSTORMS WERE ALSO FROM LAFAYETTE NORTH TO MOROCCO AND RENSSELAER.

AT 10 PM EST THE WARREN COUNTY SHERIFFS OFFICE REPORTED WINDS ESTIMATED
TO AROUND 40 TO 50 MILES AN HOUR.

AT 1008 PM EST STATE POLICE REPORTED VISIBILITIES NEAR ZERO IN VERY
HEAVY RAIN AND STRONG WINDS IN WEST POINT IN WEST CENTRAL TIPPECANOE
COUNTY.

PRICE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 7:06 PM ESTFlash Flood WarningINDMontgomery3 hr
Jul 9, 7:55 PM ESTSevere Thunderstorm WarningINDFountain, Montgomery50 min
Jul 9, 7:58 PM ESTSevere Thunderstorm WarningINDMarion32 min
Jul 9, 8:29 PM ESTSevere Thunderstorm WarningINDMontgomery46 min
Jul 9, 8:51 PM ESTSevere Thunderstorm WarningINDBenton54 min
Jul 9, 10:50 PM ESTFlash Flood WarningINDFountain2 hr

Nearby

Flash Flood Warnings in Indiana, 1990Every flash flood warning in 1990

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.