Alert archive / Indiana / Flash Flood Warnings in 1995

Flash Flood Warning 39, NWS Indianapolis, IN

May 18, 1995Hamilton County, Indiana

NWS Indianapolis, IN issued this flash flood warning at May 18, 1995, 3:38 PM EST for Hamilton County, Indiana. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
May 18, 1995, 3:38 PM EST (20:38 UTC)
Expired
May 18, 1995, 7:00 PM EST
In force
3 hr
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Hamilton County, IN

The radar

The Indianapolis radar (KIND), 45 km from the middle of the area, began a volume at 20:39 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 8.6 hours before the alert went out and 159 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 1995-05-18Temperature 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 1995-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 298 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
631 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
298 m²/s²
0-3 km storm-relative helicity
520 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 182049
FFWIND
INC005-011-057-063-081-097-109-045-107-121-133-165-182345-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
338 PM EST THU MAY 18 1995
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  700 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL INDIANA
 
   ...BARTHOLOMEW COUNTY...BOONE COUNTY...HAMILTON COUNTY
   ...HENDRICKS COUNTY...JOHNSON COUNTY...MARION COUNTY...MORGAN COUNTY
 
IN WEST CENTRAL INDIANA
 
   ...FOUNTAIN COUNTY...MONTGOMERY COUNTY...PARKE COUNTY
   ...PUTNAM COUNTY...VERMILLION COUNTY
 
AT 345 PM EST...RADAR INDICATED SHOWERS AND THUNDERSTORMS WITH HEAVY
RAIN MOVING OVER SOUTHERN AND CENTRAL INDIANA. THE ADDITIONAL RAIN FROM
THESE STORMS WILL CONTRIBUTE TO FLOODING.
 
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.
 
DUBICKI

The office that day

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

IssuedProductOfficeCountiesLasted
May 18, 1:33 AM ESTFlash Flood WarningINDGreene, Sullivan6 hr
May 18, 1:33 AM ESTFlash Flood WarningINDLawrence6 hr
May 18, 2:15 AM ESTFlash Flood WarningINDGibson, Knox, Pike, Posey, Vanderburgh, Warrick4 hr
May 18, 2:15 AM ESTFlash Flood WarningINDDubois, Perry4 hr
May 18, 2:15 AM ESTFlash Flood WarningINDDaviess4 hr
May 18, 2:23 AM ESTFlash Flood WarningINDSpencer4 hr
May 18, 2:44 AM ESTFlash Flood WarningINDJackson6 hr
May 18, 4:55 AM ESTFlash Flood WarningINDBartholomew, Decatur, Jennings4 hr
May 18, 3:02 PM ESTFlash Flood WarningINDBrown, Monroe4 hr
May 18, 3:02 PM ESTFlash Flood WarningINDClay, Greene, Sullivan, Vigo4 hr
May 18, 3:02 PM ESTFlash Flood WarningINDOwen4 hr
May 18, 3:14 PM ESTTornado WarningINDClinton46 min
May 18, 3:36 PM ESTSevere Thunderstorm WarningINDDaviess, Pike54 min
May 18, 3:38 PM ESTFlash Flood WarningINDBoone, Hendricks, Marion, Montgomery, Morgan, Putnam3 hr
May 18, 3:38 PM ESTFlash Flood WarningINDFountain, Parke, Vermillion3 hr
May 18, 3:38 PM ESTFlash Flood WarningINDBartholomew, Johnson3 hr
May 18, 3:47 PM ESTFlash Flood WarningINDDelaware, Henry, Randolph3 hr
May 18, 3:47 PM ESTFlash Flood WarningINDDecatur, Hancock, Rush, Shelby3 hr
May 18, 3:47 PM ESTFlash Flood WarningINDMadison3 hr
May 18, 3:47 PM ESTFlash Flood WarningINDJackson, Jennings, Lawrence3 hr

Nearby

Flash Flood Warnings in Indiana, 1995Every flash flood warning in 1995

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; radar from the NEXRAD Level II archive.