Alert archive / Indiana / Flash Flood Warnings in 1995

Flash Flood Warning 171, NWS Wilmington, OH

August 9, 1995Franklin County, Indiana

NWS Wilmington, OH issued this flash flood warning at Aug 9, 1995, 11:41 PM EST for Franklin County, Indiana. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Aug 9, 1995, 11:41 PM EST (04:41 UTC)
Expired
Aug 10, 1995, 3:00 AM EST
In force
3 hr
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 04:43 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 00:00Z, 4.7 hours before the alert went out and 91 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 1995-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1818 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1995-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 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
1818 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
723 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
177 m²/s²
Significant tornado parameter
1.1
Supercell composite
6.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Aug 9, 9:03 PM EST, 2 hours 38 minutes earlier.

Area forecast discussion, Aug 9, 9:03 PM EST, 2 hours 38 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
840 PM EDT WED AUG 9 1995

TSTMS CONT SW OH AND SE IN ATTM ALG AN E-W BNDRY. LG AREA OF PRECIP
IN INDIANA MOVG SE APCHG ILN CWA AT 830PM. TSTMS WL CONT FOR AT
LEAST NEXT FEW HRS WHERE SFC TROF EXISTS...MAY CONT PAST MIDN.
OTR THAN TSTM ACTIVITY SEE NO NEED FOR CHANGES TO ZFP.

PARKER

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 7:29 PM ESTFlash Flood WarningILNClermont2 hr
Aug 9, 9:45 PM ESTFlash Flood WarningILNButler2 hr
Aug 9, 11:49 PM ESTFlash Flood WarningILNScioto4 hr
Aug 10, 3:50 AM ESTFlash Flood WarningILNScioto4 hr
Aug 10, 12:26 AM ESTFlash Flood WarningILNCampbell, Pendleton2 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.