Alert archive / Indiana / Flash Flood Warnings in 1996

Flash Flood Warning 64, NWS Wilmington, OH

May 15, 1996Franklin County, Indiana

NWS Wilmington, OH issued this flash flood warning at May 15, 1996, 12:29 PM EST for Franklin County, Indiana. It was in force for 91 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 15, 1996, 12:29 PM EST (17:29 UTC)
Expired
May 15, 1996, 2:00 PM EST
In force
91 min
Issued by
NWS Wilmington, OH
Area
Whole counties

County Franklin County, IN

The radar

The Cincinnati radar (KILN), 106 km from the middle of the area, began a volume at 17:31 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 5.5 hours before the alert went out and 108 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 12:00Z on 1996-05-15Temperature 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, Cncnati-Daytn, OH at 12:00Z on 1996-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 320 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
601 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
320 m²/s²
0-3 km storm-relative helicity
353 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 KILN 151732
FFWILN
INC047-151900-
 
BULLETIN
FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
129 PM EDT (1229 PM EST) WED MAY 15 1996
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS EFFECTIVE UNTIL 300 PM
EDT (200 PM EST) FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST INDIANA
 
   ...FRANKLIN COUNTY
 
SHOWERS AND THUNDERSTORMS HAVE PRODUCED AROUND 2 INCHES OF RAIN ACROSS
THE COUNTY THROUGH 1215 PM EST. LOCAL LAW ENFORCEMENT OFFICIALS REPORTED
SOME ROADS CLOSED ACROSS FRANKLIN COUNTY DUE TO HIGH WATER.
 
SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE THROUGH MID AFTERNOON.
ANY ADDITIONAL RAIN WILL LIKELY RESULT IN FLOODING PROBLEMS...MAINLY
ALONG SMALL CREEKS AND STREAMS AS WELL AS IN LOW LYING AREAS.
 
 
NEVER DRIVE YOUR CAR INTO A FLOODED ROADWAY. YOU CAN EASILY
BECOME STRANDED OR TRAPPED. THE DEPTH OF WATER IS NOT ALWAYS
OBVIOUS. IF YOU ARE UNSURE ABOUT THE ROAD CONDITION. OR THE WATER
LEVEL AHEAD OF YOU...TURN AROUND AND TAKE ANOTHER ROUTE.
 
LOTT
 
&

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.

NWS Wilmington, OH wrote its last area forecast discussion before this flash flood warning went out at May 15, 8:50 AM EST, 3 hours 39 minutes earlier.

Area forecast discussion, May 15, 8:50 AM EST, 3 hours 39 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
950 AM EDT WED MAY 15 1996

LTST SFC ANALYS SHWG TROF ACRS SRN IND INTO NRN KY. GOOD WAA AND LLVL
MSTR CONV ACRS FA THIS MRNG AS 40 KT 8H JET PUSHES INTO AREA. KILN-88D
SHWG GOOD AMT OF PCPN OVRSPDG MOST OF FA ATTM. HVYST RAIN...ALG WITH
SCT TSTMS...HAS MOVD INTO SW FA. TSTMS HAV MAINLY BEEN PRDCG HVY RAIN
WITH RADAR ESTIMATES OF ARND 1 INCH ACRS NRN KY CNTYS PAST HR. HAV ALSO
HAD A REPORT OF PEA SIZE HAIL ABT 15 MINUTES AGO IN CARROLL CNTY KY.
RAIN SHUD CONT TO PUSH E ACRS FA THRU THE ERLY AFTN HRS WITH PDS OF HVY
RAIN PSBL. BASED ON THIS... FFA FOR SRN OH TDA STILL LUKS RSBL. SHUD
SEE DCRS IN PCPN BY LATE THIS AFTN AS BESTR LLVL CONV AND UPR LVL DIVG
SHIFTS E OF FA.

WITH CLDS AND PCPN...CRNT TMPS ONLY RANGING FM THE UPR 40S N TO LOW AND
MID 50S S. EVEN WITH WAA THRU THIS AFTN...FEEL TMPS MAY NEED TO BE
ADJUSTED DOWN SLIGHTLY...ESPCLY ACRS S.

LOTT

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 15, 2:13 PM ESTFlash Flood WarningILNFranklin4 hr
May 15, 2:51 PM ESTFlash Flood WarningILNDearborn4 hr
May 15, 3:53 PM ESTFlash Flood WarningILNFayette4 hr
May 15, 5:54 PM ESTFlash Flood WarningILNFranklin3 hr

Nearby

Flash Flood Warnings in Indiana, 1996Every flash flood warning in 1996

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.