Alert archive / Ohio / Flash Flood Warnings in 1995

Flash Flood Warning 172, NWS Wilmington, OH

August 10, 1995Scioto County, Ohio

NWS Wilmington, OH issued this flash flood warning at Aug 10, 1995, 12:49 AM EDT for Scioto County, Ohio. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Aug 10, 1995, 12:49 AM EDT (04:49 UTC)
Expired
Aug 10, 1995, 5:00 AM EDT
In force
4 hr
Issued by
NWS Wilmington, OH
Area
Whole counties

County Scioto County, OH

The radar

The Cincinnati radar (KILN), 99 km from the middle of the area, began a volume at 04:48 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

Huntington/Tri S, WV (KHTS), launched 00:00Z, 4.8 hours before the alert went out and 65 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, Huntington/Tri S, WV at 00:00Z on 1995-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1332 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Huntington/Tri S, WV at 00:00Z on 1995-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.1939Sfc1 km3 km6 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
1332 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
875 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
-65 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 100452
FFWILN
OHC145-100900-
 
BULLETIN
FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
1249 AM EDT THU AUG 10 1995
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
FLOOD WARNING FOR URBAN AREAS AND SMALL STRAMS EFFECTIVE UNTIL 500 AM
EDT FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH OHIO
 
   ...SCIOTO COUNTY
 
AT 1250 AM EDT...WILMINGTON WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SLOW MOVING THUNDERSTORMS ACROSS EASTERN SCIOTO COUNTY. DOPPLER
RADAR PRECIPITATION ESTIMATES INDICATE THAT BETWEEN 2.00 AND 2.50 INCHES
OF RAIN HAS FALLEN ACROSS EASTERN SCIOTO COUNTY FROM SOUTH WEBSTER TO
FRANKLIN FURNACE.
 
LAW ENFORCEMENT OFFICIALS REPORTED NUMEROUS ROADS WERE WATER COVERED AND
NEAR IMPASSIBLE.  HIGH WATER WAS REPORTED ACROSS STATE ROUTE 140 WITH
SEVERAL CARS STALLED ON THIS HIGHWAY DUE TO THE HIGH WATER.
 
SHOWERS AND THUNDERSTORMS...BRINGING MORE HEAVY RAINS...WILL PERSIST
ACROSS EASTERN SCIOTO COUNTY THROUGH 330 AM.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS 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.
 
HYSELL
 
&

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, 10:03 PM EDT, 2 hours 46 minutes earlier.

Area forecast discussion, Aug 9, 10:03 PM EDT, 2 hours 46 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, 8:29 PM EDTFlash Flood WarningILNClermont2 hr
Aug 9, 10:45 PM EDTFlash Flood WarningILNButler2 hr
Aug 10, 4:50 AM EDTFlash Flood WarningILNScioto4 hr

Nearby

Flash Flood Warnings in Ohio, 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.