Alert archive / Ohio / Flash Flood Warnings in 1995

Flash Flood Warning 124, NWS Wilmington, OH

August 5, 1995Warren County, Ohio

NWS Wilmington, OH issued this flash flood warning at Aug 5, 1995, 10:01 PM EDT for Warren County, Ohio. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Aug 5, 1995, 10:01 PM EDT (02:01 UTC)
Expired
Aug 6, 1995, 1:00 AM EDT
In force
3 hr
Issued by
NWS Wilmington, OH
Area
Whole counties

County Warren County, OH

The radar

The Cincinnati radar (KILN), 30 km from the middle of the area, began a volume at 02:05 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, 2.0 hours before the alert went out and 53 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 1995-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 73 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 1995-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
73 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
508 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
45 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 060202
FFWILN
OHC165-060500-
 
BULLETIN
FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
1001 PM EDT SAT AUG 5 1995
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS EFFECTIVE UNTIL 100 AM
EDT FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST OHIO
 
   ...WARREN COUNTY
 
AT 950 PM EDT...WARREN COUNTY COMMUNICATIONS OFFICE REPORTED SOME
STREETS HAD TO BE CLOSED DUE TO CREEKS RISING OUT OF THEIR BANKS. HALLS
CREEK WAS RISING AND CAUSING MASON-MORROW AND MILGROVE ROADS NEAR STATE
ROUTE 123 TO CLOSE.
 
WEATHER SERVICE RADAR INDICATED THAT RAIN HAS SLOWED OVER WARREN COUNTY
DURING THE EVENING HOURS...ALTHOUGH NEARLY 3 INCHES OF RAINFALL HAS
BEEN ESTIMATED OVER SOUTHERN WARREN COUNTY SINCE MIDNIGHT.
 
 
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.
 
 
DIAN

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 5, 9:01 PM EDT, 1 hour earlier.

Area forecast discussion, Aug 5, 9:01 PM EDT, 1 hour before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
855 PM EDT SAT AUG 5 1995

CORE OF ERIN REMAINS NOW NR SDF...WITH THE BACK EDGE OF PCPN THRU CNTRL
KY AND SOUTH CNTRL IN. FFG FOR FA IS XTRMLY HIGH...SO EVEN THOUGH SOME
SRN AREAS HAD 4-5 INCHES BY 88D ESIMATES AND SOME REPORTS...FLOODING
PROBLEMS ARE SPARSE. LOOKS LIKE BACK EDGE SHUD BE TO OH RVR MY MIDNGT.

OCNL HVY BANDS TRACK THRU SRN OH ATTM. SOME PTNS OF HAMILTON CO HAVE OVR
3 INCHES SINCE MIDNIGHT. BEEN CALLING AROUND...BUT NOT MANY PROBS. BACK
EDGE SYSTEM SHARPLY APPARENT ON MSWIS...PUSHING THRU WRN KY/IN.

FOR EARLY SUN ON BACK EDGE OF SYSTM...LOTS OF LO CLDS AND OCNL R-/L-...
BUT NO REAL ACCUMULATING PCPN TO SPEAK OF.

DIAN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 12:39 AM EDTFlash Flood WarningILNScioto4 hr
Aug 6, 1:24 AM EDTFlash Flood WarningILNFranklin2 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.