Alert archive / Ohio / Flash Flood Warnings in 1995

Flash Flood Warning 158, NWS Wilmington, OH

August 8, 1995Darke County, Miami County, Ohio

NWS Wilmington, OH issued this flash flood warning at Aug 8, 1995, 6:48 PM EDT for Darke County, Miami County, Ohio. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Aug 8, 1995, 6:48 PM EDT (22:48 UTC)
Expired
Aug 8, 1995, 9:45 PM EDT
In force
3 hr
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Darke County, OH, Miami County, OH

The radar

The Cincinnati radar (KILN), 91 km from the middle of the area, began a volume at 22:51 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 12:00Z, 10.8 hours before the alert went out and 29 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

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KILN 082250
FFWILN
OHC037-107-109-090145-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
648 PM EDT TUE AUG 8 1995
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  945 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST CENTRAL OHIO
 
   ...DARKE COUNTY...MERCER COUNTY...MIAMI COUNTY
 
AT 645 PM EDT DOPPLER RADAR SHOWED THUNDERSTORMS IN MERCER...DARKE...
AND MIAMI COUNTIES WHICH WERE PRODUCING HEAVY RAIN. THESE THUNDERSTORMS
WERE MOVING VERY LITTLE AND DOPPLER RADAR HAD ESTIMATED 1 TO 2 INCHES
OF RAIN IN NORTHWEST MIAMI COUNTY AND PARTS OF CENTRAL DARKE COUNTY AS
OF 645 PM.
 
AVOID CROSSING FLOWING WATERx...EITHER IN YOUR CAR OR ON FOOT. THE
SWIFT CURRENT CAN SWEEP YOU OFF YOUR FEET OR CARRY YOUR CAR AWAY.
STAY AWAY FROM DRAINS...DITCHES...AND LOW SPOTS. TO ESCAPE RISING
WATER...MOVE UP TO HIGHER GROUND.
 
PARKER

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, 3 hours 39 minutes earlier.

Area forecast discussion, Aug 8, 3:09 PM EDT, 3 hours 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, 4:48 PM EDTFlash Flood WarningILNMercer117 min
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; radar from the NEXRAD Level II archive.