Alert archive / Ohio / Flash Flood Warnings in 1995

Flash Flood Warning 16, NWS Wilmington, OH

May 17, 1995Butler County, Preble County, Ohio

NWS Wilmington, OH issued this flash flood warning at May 17, 1995, 2:44 AM EDT for Butler County, Preble County, Ohio. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 17, 1995, 2:44 AM EDT (06:44 UTC)
Expired
May 17, 1995, 7:45 AM EDT
In force
5 hr
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Butler County, OH, Preble County, OH

The radar

The Cincinnati radar (KILN), 70 km from the middle of the area, began a volume at 06:44 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, 6.7 hours before the alert went out and 49 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 1995-05-17Temperature 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, Dayton/James M C, OH at 00:00Z on 1995-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 square meters per square second.1939587897117Sfc1 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
1447 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
175 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 May 16, 8:35 PM EDT, 6 hours 9 minutes earlier.

Area forecast discussion, May 16, 8:35 PM EDT, 6 hours 9 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
830 PM EDT TUE MAY 16 1995

MCC GETTING ITS ACT TOGETHER ACROSS N MO INTO W IL. CLD TOPS ASSOC WITH
IT WERE COOLG QUICKLY.  KLOT AND KIND RADARS SHOW A VAST AREA OF RW/TRW
MOVG E.  ONE LRG SECTION OF THIS AREA NOSED OUT ACROSS C IN ROUGHLY W
OF GUS AND IND.  AT 30 KT MOVEMT THESE RW/TRW SHOULD ENTER OH AROUND
11 PM BETWEEN DAY AND FDY.  MAY BE A LITTLE WHILE AFTER THAT BEFORE
PCPN ENTERS FAR SW OH...AS LONG AS MOVEMENT REMAINS ALMOST DUE E.

BIG PROBLEMS AHEAD AS INSTABILITY...BOUNDARY AND ABUNDANT MOISTURE
INTERACT OVER CWA.  PREVIOUS DISCUSSION LOOKS GOOD PERTAINING TO
SVR WX POTENTIAL BEING MINOR COMPARED WITH POSS FLOODING.

IT`S ALMOST IMPOSSIBLE TO TIME PCPN IN VARIOUS PARTS OF THE CWA THRU
48 HRS...SO WL PLAY UP RW/TRW POPS WITH LITTLE IF ANY TIMING.  OUR
CWA...AND ESP THE S CANNOT HANDLE TOO MUCH WATER AND THAT`S WHERE
IT`S HEADED.
^
GOT BURNED ON HIGH TEMPS FOR TODAY AS OLD MCC SPREAD CLDS INTO THE
RGN.  SINCE WE ARE STARTING IN THE 60S TNGT IT IS NO BIG STRETCH TO
FCST HIGHS WED IN THE MID-UPPER 70S.

SANDLER

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 12:08 AM EDTSevere Thunderstorm WarningILNBrown37 min
May 17, 12:40 AM EDTSevere Thunderstorm WarningILNClermont35 min
May 17, 8:00 AM EDTFlash Flood WarningILNFayette3 hr
May 17, 8:00 AM EDTFlash Flood WarningILNPreble3 hr
May 17, 10:42 AM EDTFlash Flood WarningILNScioto3 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.