Alert archive / Indiana / Flash Flood Warnings in 1998

Flash Flood Warning 29, NWS Indianapolis, IN

June 29, 1998Clay County, Owen County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Jun 29, 1998, 7:15 PM EST for Clay County, Owen 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
Jun 29, 1998, 7:15 PM EST (00:15 UTC)
Expired
Jun 29, 1998, 10:20 PM EST
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Clay County, IN, Owen County, IN

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.3 hours before the alert went out and 273 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, Cncnati-Daytn, OH at 00:00Z on 1998-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 397 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 00:00Z on 1998-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 square meters per square second.19395878Sfc1 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
397 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
1435 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
201 m²/s²
Significant tornado parameter
0.1
Supercell composite
4.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 300016
FFWIND
INC021-119-300320-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
715 PM EST MON JUN 29 1998

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CLAY COUNTY IN WEST CENTRAL INDIANA
  OWEN COUNTY IN WEST CENTRAL INDIANA

* UNTIL 1020 PM EST

* AT 700 PM EST... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH VERY HEAVY RAIN TERRE HAUTXE TO LAFAYETTE...
  MOVING EAST AT 40 MPH.

* 2 TO 3 INCHES OF RAIN IN ONE HOUR WAS INDICTED BY RADAR

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGER OF FLOODING.

SJH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 7:01 PM ESTSevere Thunderstorm WarningINDClay, Putnam34 min
Jun 29, 7:01 PM ESTSevere Thunderstorm WarningINDMontgomery34 min
Jun 29, 7:02 PM ESTSevere Thunderstorm WarningINDVermillion33 min
Jun 29, 7:27 PM ESTSevere Thunderstorm WarningINDHendricks33 min
Jun 29, 7:34 PM ESTSevere Thunderstorm WarningINDMontgomery31 min
Jun 29, 7:38 PM ESTSevere Thunderstorm WarningINDMarion47 min
Jun 29, 7:53 PM ESTSevere Thunderstorm WarningINDGreene32 min
Jun 29, 8:01 PM ESTTornado WarningINDDaviess34 min
Jun 29, 8:04 PM ESTSevere Thunderstorm WarningINDJohnson51 min
Jun 29, 8:08 PM ESTSevere Thunderstorm WarningINDHancock, Shelby47 min
Jun 29, 8:22 PM ESTTornado WarningINDLawrence33 min
Jun 29, 8:29 PM ESTSevere Thunderstorm WarningINDBartholomew36 min
Jun 29, 8:45 PM ESTSevere Thunderstorm WarningINDJackson, Jennings45 min
Jun 29, 8:45 PM ESTSevere Thunderstorm WarningINDLawrence45 min
Jun 29, 8:51 PM ESTSevere Thunderstorm WarningINDJackson, Jennings49 min
Jun 29, 8:51 PM ESTSevere Thunderstorm WarningINDDecatur49 min

Nearby

Flash Flood Warnings in Indiana, 1998Every flash flood warning in 1998

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.