Alert archive / Indiana / Flash Flood Warnings in 1996

Flash Flood Warning 9, NWS Wilmington, OH

April 29, 1996Fayette County, Union County, Wayne County, Indiana

NWS Wilmington, OH issued this flash flood warning at Apr 29, 1996, 12:40 AM EST for Fayette County, Union County, Wayne County, Indiana. It was in force for 6 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
Apr 29, 1996, 12:40 AM EST (05:40 UTC)
Expired
Apr 29, 1996, 7:00 AM EST
In force
6 hr
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Fayette County, IN, Union County, IN, Wayne County, IN

The radar

The Indianapolis radar (KIND), 106 km from the middle of the area, began a volume at 05:40 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 00:00Z, 5.7 hours before the alert went out and 111 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 1996-04-29Temperature 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 00:00Z on 1996-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 637 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
889 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
637 m²/s²
0-3 km storm-relative helicity
1126 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 290542
FFWILN
INC041-161-177-029-047-115-137-155-291200-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
140 AM EDT (1240 AM EST) MON APR 29 1996
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  800 AM EDT (700 AM EST)
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL INDIANA
 
   ...FAYETTE COUNTY...UNION COUNTY...WAYNE COUNTY
 
IN SOUTHEAST INDIANA
 
   ...DEARBORN COUNTY...FRANKLIN COUNTY...OHIO COUNTY
   ...RIPLEY COUNTY...SWITZERLAND COUNTY
 
RAIN HAS BEEN FALLING ACROSS THE AREA SINCE SUNDAY EVENING WITH
RAINFALL TOTALS CLOSE TO 2 INCHES IN MOST PLACES. THE RAIN IS EXPECTED
TO CONTINUE THROUGH THE EARLY MORNING HOURS WITH PERIODS OF HEAVY RAIN
POSSIBLE.
 
AS A RESULT...FLOODING IS LIKELY THIS MORNING...ESPECIALLY ALONG
STREAMS AND CREEKS AND IN LOW LYING AREAS.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FL,OODS AND FLASH FLOODS. IF FLOODING IS OBSERVED...
ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
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 Apr 28, 8:18 PM EST, 4 hours 22 minutes earlier.

Area forecast discussion, Apr 28, 8:18 PM EST, 4 hours 22 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
917 PM EDT SUN APR 28 1996

NEXT SHOT OF PCPN NOW MOVG INTO FA WITH KILN-88D SHWG AREA OF MDT TO
HVY RAIN ACRS SE IND AND PARTS OF NRN KY CNTYS MOVG INTO SW OH ATTM.
PCPN TOTALS OF BTWN 1/2 AND 1 INCH HAV BEEN RPTD ACRS PARTS OF SE IND
AND NRN KY BUT LTST CHK WITH LOCAL OFFICIALS INDICTG NO FLOODING PBLMS
ATTM. LTST SFC ANALYS SHWG WRM FNT ACRS S CNTRL KY INTO WRN TN WITH
WIND SHIFT TROF JUST S OF CWA. WRM FNT TO MOV SLOWLY N OVRNGT WITH GOOD
ISENT LIFT CONTG ACRS AREA. PCPN ACRS MO...SRN IL AND SRN IND SHUD CONT
TO TRACK ENE INTO FA OVRNGT WITH CHC TSTMS AS 50 KT 8H JET AND BEST WAA
AND UPR LVL DIVG SHIFTS EWD OVR FA THRU THE OVRNGT HRS. 00Z ILN RAOB
FAIRLY MOIST WITH PW ARND AN INCH AND CRNT FFAS ACRS AREA LUK RSBL WITH
ALL BUT FAR SE FA RCVG SIG AMTS OF PCPN OVRNGT. SHUD SEE BEST CHC PCPN
PCPN SHIFT INTO NRN 1/3 FA THRU LATE MON MRNG AS WRM FNT PUSHES N.

CRNT TMPS RUNNING IN MID TO UPR 40S FAR N TO ARND 50 S...AT OR JUST
BELOW CRNT FCST LOWS FOR OH AND NRN KY CNTYS. WITH CLD CVR AND
PCPN...TMPS SHUD RMN FAIRLY STEADY INTO ERLY MRNG HRS BEFORE RISING
LATE. THUS...WITH WRM FNT SLOW TO MOV N WL LIKELY NEED TOb ADJUST TMPS
DOWN SLGTLY...ESPCLY ACRS NRN 1/2 OF FA.

LOTT

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 12:40 AM ESTFlash Flood WarningILNDearborn, Franklin, Ohio, Ripley, Switzerland6 hr
Apr 29, 6:35 AM ESTFlash Flood WarningILNDearborn, Franklin, Ohio, Ripley9 hr
Apr 29, 6:35 AM ESTFlash Flood WarningILNFayette, Union, Wayne9 hr
Apr 29, 6:35 AM ESTFlash Flood WarningILNSwitzerland9 hr
Apr 29, 2:31 PM ESTSevere Thunderstorm WarningILNDearborn, Ohio29 min
Apr 29, 2:31 PM ESTSevere Thunderstorm WarningILNSwitzerland29 min
Apr 29, 6:35 PM ESTFlash Flood WarningILNDearborn, Franklin, Ripley5 hr
Apr 29, 6:35 PM ESTFlash Flood WarningILNFayette, Union5 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.