Alert archive / Ohio / Flash Flood Warnings in 1995

Flash Flood Warning 157, NWS Wilmington, OH

August 8, 1995Mercer County, Ohio

NWS Wilmington, OH issued this flash flood warning at Aug 8, 1995, 4:48 PM EDT for Mercer County, Ohio. It was in force for 117 min.

The area

The counties it named.

The facts

Issued
Aug 8, 1995, 4:48 PM EDT (20:48 UTC)
Expired
Aug 8, 1995, 6:45 PM EDT
In force
117 min
Issued by
NWS Wilmington, OH
Area
Whole counties

County Mercer County, OH

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 8.8 hours before the alert went out and 80 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 1995-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 189 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 12:00Z on 1995-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.1939Sfc1 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
189 J/kg
Mixed-layer CIN
-144 J/kg
Mixed-layer LCL
668 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 8, 3:09 PM EDT, 1 hour 39 minutes earlier.

Area forecast discussion, Aug 8, 3:09 PM EDT, 1 hour 39 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
305 PM EDT TUE AUG 8 1995

WL KEEP DISCUSSION SHORT.  FLOODG PROBLEMS STILL CONTINUE N AND NE OF
DAY AND ACROSS LICKING CO.  10.64 IN OF R REPORTED IN W CHAMPAIGN CO!

NGM AND CURRENT CONDITIONS...INCLUDING SATELLITE AND OBS...CONFIRM AREA
OF SUBSIDENCE OVER US BETWEEN CONVECTION IN E OH AND STORMS IN IL.
LOW CLDS HAVE BEEN STUBBORN AND SFC HTG MINIMIZED THIS AFT.  APPEARS
NOW THAT BEST UVV WL OCCUR OVERNIGHT INTO WED MORNG OVER THE CWA...
ALTHOUGH ETA FRH64 MUCH LESS AGRESSIVE WITH PCPN THAN NGM FRHT64.
MOISTURE AND INSTABILITY READY TO BE HARNESSED AGAIN SO A BAD PROBLEM
COULD GET WORSE OVERNIGHT.  I`M LEANG HEAVILLY TOWA>RD NGM QPF.

IT APPEARS THAT WE ARE UNDER THE GUN FOR PCPN THRU EARLY THU UNTIL
RIDGING AT ALL LVLS MOVES IN AND MOISTURE FINALLY DECREASES WITH
DRIER W WINDS.

SANDLER

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 11:21 PM EDTFlash Flood WarningILNMiami3 hr
Aug 8, 12:24 AM EDTFlash Flood WarningILNShelby4 hr
Aug 8, 1:49 AM EDTFlash Flood WarningILNChampaign4 hr
Aug 8, 2:20 AM EDTFlash Flood WarningILNMiami4 hr
Aug 8, 2:40 AM EDTFlash Flood WarningILNLogan4 hr
Aug 8, 3:07 AM EDTFlash Flood WarningILNMercer4 hr
Aug 8, 4:23 AM EDTFlash Flood WarningILNShelby4 hr
Aug 8, 5:15 AM EDTFlash Flood WarningILNChampaign4 hr
Aug 8, 5:20 AM EDTFlash Flood WarningILNDelaware4 hr
Aug 8, 5:31 AM EDTFlash Flood WarningILNMercer4 hr
Aug 8, 5:41 AM EDTFlash Flood WarningILNDarke4 hr
Aug 8, 5:47 AM EDTFlash Flood WarningILNMiami4 hr
Aug 8, 6:17 AM EDTFlash Flood WarningILNLogan4 hr
Aug 8, 7:29 AM EDTFlash Flood WarningILNAllen3 hr
Aug 8, 8:22 AM EDTFlash Flood WarningILNShelby3 hr
Aug 8, 9:09 AM EDTFlash Flood WarningILNChampaign3 hr
Aug 8, 9:27 AM EDTFlash Flood WarningILNDelaware3 hr
Aug 8, 9:40 AM EDTFlash Flood WarningILNMercer3 hr
Aug 8, 10:28 AM EDTFlash Flood WarningILNLogan3 hr
Aug 8, 10:39 AM EDTFlash Flood WarningILNLicking4 hr
Aug 8, 11:20 AM EDTFlash Flood WarningILNClark3 hr
Aug 8, 12:45 PM EDTFlash Flood WarningILNMiami, Shelby4 hr
Aug 8, 12:45 PM EDTFlash Flood WarningILNMercer4 hr
Aug 8, 1:33 PM EDTFlash Flood WarningILNLogan3 hr
Aug 8, 2:46 PM EDTFlash Flood WarningILNLicking3 hr
Aug 8, 4:27 PM EDTFlash Flood WarningILNLogan3 hr
Aug 8, 4:48 PM EDTFlash Flood WarningILNMiami, Shelby117 min
Aug 8, 6:48 PM EDTFlash Flood WarningILNDarke, Miami3 hr
Aug 8, 6:48 PM EDTFlash Flood WarningILNMercer3 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.