Alert archive / Ohio / Flash Flood Warnings in 1995

Flash Flood Warning 9, NWS Wilmington, OH

May 10, 1995Butler County, Ohio

NWS Wilmington, OH issued this flash flood warning at May 10, 1995, 1:52 PM EDT for Butler County, Ohio. It was in force for 95 min.

The area

The counties it named.

The facts

Issued: May 10, 1995, 1:52 PM EDT (17:52 UTC)
Expired: May 10, 1995, 3:27 PM EDT
In force: 95 min
Issued by: NWS Wilmington, OH
Area: Whole counties

County Butler County, OH

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 5.9 hours before the alert went out and 61 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 525 J/kg
Mixed-layer CIN: -79 J/kg
Mixed-layer LCL: 1077 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 116 m²/s²
0-3 km storm-relative helicity: 167 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KILN 101755
FFWILN
OHC017-102000-
 
BULLETIN -
FLOOD WARNING - URBAN AND SMALL STREAMS
NATIONAL WEATHER SERVICE WILMINGTON OH
152 PM EDT WED MAY 10 1995
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  400 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST OHIO
 
   ...BUTLER COUNTY
 
STRONG THUNDERSTORMS WERE DUMPING LOCALLY HEAVY RAIN OVER NORTHWEST
BUTLER COUNTY. THESE HEAVY RAINS WERE RESULTING IN WATER ON ROADWAYS IN
OXFORD OHIO.
 
BUTLER COUNTY CAN EXPECT ADDITIONAL RAIN...WHICH MAY LEAD TO INCREASED
FLOODING PROBLEMS.
 
REMEMBER THAT MOST FLOOD DEATHS ARE THE RESULT OF EITHER DRIVING
INTO FLOOD WATERS OR CHILDREN PLAYING IN FLOODED AREAS. &NEVER DRIVE
INTO FLOODED ROADWAYS. THE WATER LEVEL MAY BE MUCH DEEPER THAN YOU
THINK...OR THE ROAD MAY BE WASHED OUT COMPLETELY. DO NOT LET YOUR
CHILDREN PLAY NEAR DRAINAGE DITCHES OR STREAMS.
 
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 May 10, 9:51 AM EDT, 4 hours 1 minute earlier.

Area forecast discussion, May 10, 9:51 AM EDT, 4 hours 1 minute before

FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
950 AM EDT WED MAY 10 1995

WV IMAGERY INDC VORT MAX LOCATED IN EC MO...WHICH ETA AND ESPECIALLY
NMG HAD EXCELLENT 12 HR FCST.  AS THIS FEATURE MOVES INTO IN LATE TDY
THINGS LOOK TO BECOME INTERESTING.  MODIFIED DAY SOUNDING HAS CAPE ARND
2500 AND LI OF -9...AS CLE MENTIONED ALTHOUGH THERE IS SOME VERTICAL
SHEAR IN THE LOWEST LEVELS...HODOGRAPHS SUGGEST MOSTLY STRAIGHT-LINE.
ANY WAY TO PUT IT...LOOKS LIKE AN ACTIVE DAY.

TEMPS RUNNING WELL AHEAD OF GUID VALUES...AND CRNT FCST AS WELL AS
DRAFT FCST FROM CLE HAS A GOOD HANDLE ON THIS.

HYSELL

In the hours before

Special weather statement, May 10, 11:50 AM EDT, 2 hours 2 minutes before

INZ074-058-066-075-073-080-059-050-OHZ081-025-035-079-070-052-053-
078-072-042-046-065-063-055-062-077-026-080-074-056-044-054-034-
051-061-015-064-082-060-016-073-086-043-045-024-071-KYZ091-097-
093-089-090-095-092-100-099-094-096-201-102000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
1145 AM EDT (1045 AM EST) WED MAY 10 1995

THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY HAS INDICATED
THAT A MODERATE RISK OF SEVERE THUNDERSTORMS EXIST FOR ALL OF CENTRAL
AND MUCH OF WESTERN OHIO AS WELL AS NORTHERN KENTUCKY FOR THIS AFTERNOON
AND TONIGHT.  ACROSS EAST CENTRAL AND SOUTHEAST INDIANA THERE IS A SLIGHT
RISK FOR SEVERE THUNDERSTORMS.

A COLD FRONT THAT WAS LOCATED OVER EASTERN ILLINOIS LATE THIS MORNING
WILL MOVE INTO CENTRAL OHIO OVERNIGHT. TEMPERATURES AHEAD OF THE
FRONT WILL APPROACH 80 DEGREES AND WILL HELP PROVIDE THE INSTABILITY
TO PRODUCE WIDELY SCATTERED SEVERE THUNDERSTORMS THROUGHOUT THE AREA.

AMATEUR RADIO AND OTHER SKYWARN SPOTTERS MAY NEED TO BE ACTIVATED THIS
AFTERNOON.

SANDLER

Special weather statement, May 10, 12:49 PM EDT, 1 hour 3 minutes before

INZ074-058-066-075-073-059-050-OHZ025-035-070-052-053-078-072-042-
046-065-063-055-062-077-026-056-044-054-034-051-061-015-064-060-
016-043-045-024-071-101945-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
1248 PM EDT (1148 AM EST) WED MAY 10 1995

A TORNADO WATCH HAS BEEN ISSUED FOR EASTERN INDIANA AND
WESTERN...CENTRAL AND SOUTHERN OHIO UNTIL 700 PM EDT (600 PM EST).

SOME CITIES INCLUDED IN THE WATCH ARE...CINCINNATI...DAYTON...COLUMBUS
AND FINDLEY OHIO...AS WELL AS RICHMOND INDIANA.

STRONG THUNDERSTORMS WERE MOVING THROUGH VAN WERT COUNTY OHIO...AS WELL
AS FRANKLIN COUNTY INDIANA AND INTO PREBLE...MONTGOMERY AND BUTLER
COUNTIES IN WESTERN OHIO.

THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 40 MILES AN HOUR.

REMEMBER...A TORNADO WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR
SEVERE THUNDERSTORMS AND TORNADOES TO DEVELOP IN AND AROUND THE WATCH
AREA.  IF SEVERE THUNDERSTORMS APPROACH YOUR AREA...MOVE INDOORS AND
STAY AWAY FROM WINDOWS.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES ON THIS SEVERE
WEATHER SITUATION.

DIAN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 10, 12:23 PM EDT	Severe Thunderstorm Warning	ILN	Putnam	37 min
May 10, 1:46 PM EDT	Flash Flood Warning	ILN	Putnam	62 min
May 10, 1:57 PM EDT	Severe Thunderstorm Warning	ILN	Darke	48 min
May 10, 2:21 PM EDT	Severe Thunderstorm Warning	ILN	Butler	39 min
May 10, 2:48 PM EDT	Severe Thunderstorm Warning	ILN	Brown, Clermont	42 min
May 10, 4:10 PM EDT	Severe Thunderstorm Warning	ILN	Adams, Brown	50 min
May 10, 4:34 PM EDT	Severe Thunderstorm Warning	ILN	Miami, Montgomery	56 min
May 10, 4:36 PM EDT	Severe Thunderstorm Warning	ILN	Scioto	39 min
May 10, 5:05 PM EDT	Tornado Warning	ILN	Pike	25 min

Nearby

Flash Flood Warnings in Ohio, 1995 Every 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.