Alert archive / Ohio / Flash Flood Warnings in 1995

Flash Flood Warning 151, NWS Wilmington, OH

August 8, 1995Miami County, Shelby County, Ohio

NWS Wilmington, OH issued this flash flood warning at Aug 8, 1995, 12:45 PM EDT for Miami County, Shelby County, Ohio. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Aug 8, 1995, 12:45 PM EDT (16:45 UTC)
Expired
Aug 8, 1995, 4:45 PM EDT
In force
4 hr
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Miami County, OH, Shelby County, OH

The radar

The Cincinnati radar (KILN), 92 km from the middle of the area, began a volume at 16:44 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 12:00Z, 4.8 hours before the alert went out and 33 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 081649
FFWILN
OHC107-109-149-082045-
 
BULLETIN
FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
1245 PM EDT TUE AUG 8 1995
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS EFFECTIVE UNTIL 445 PM
EDT FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL OHIO
 
   ...MERCER...MIAMI AND SHELBY COUNTIES
 
AT 1230 PM EDT...MIAMI COUNTY OFFICIALS REPORTED THAT NUMEROUS ROADS
WERE CLOSED AND CREEKS AND STREAMS WERE STILL RISING BETWEEN PIQUA AND
TROY. THE GREAT MIAMI RIVER WAS ALSO NEARING BANKFULL AND WAS INTO
FIELDS IN PORTIONS OF THE COUNTY.
 
OFFICIALS IN MERCER COUNTY REPORTED THAT WATER IN AREA
CREEKS AND STREAMS WERE STILL RISING AT THIS TIME...ALTHOUGH THE
IMMEIDATE FLASH FLOOD DANGER HAS SUBSIDED. MANY COUNTY ROADS
WERE STILL CLOSED AT THIS TIME ACROSS THE COUNTY. SO THE FLASH FLOOD
WARNING FOR MERCER COUNTY WILL BECOME AN URBAN AND SMALL STREAM FLOOD
WARNING.
 
SHELBY COUNTY OFFICIALS ALSO REPORTED NUMEROUS ROADS CLOSED IN THE
WASHINGTON TOWNSHIP AREA.  SOUTHERN SHELBY COUNTY...THE LOCKINGTON AREA
IN PARTICULAR...HAD THE WORST REPORTS OF FLOODING.
 
NEVER DRIVE YOUR CAR INTO A FLOODED ROADWAY. YOU CAN EASILY
BECOME, STRANDED OR TRAPPED. THE DEPTH OF WATER IS NOT ALWAYS
OBVIOUS. IF YOU ARE UNSURE ABOUT THE ROAD CONDITION OR THE WATER
LEVEL AHEAD OF YOU...TURN AROUND AND TAKE ANOTHER ROUTE.
 
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 8, 10:15 AM EDT, 2 hours 30 minutes earlier.

Area forecast discussion, Aug 8, 10:15 AM EDT, 2 hours 30 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
1015 AM EDT TUE AUG 8 1995

NO TIME FOR A DISCUSSION.  FLASH FLOOD WOES CONTINUE.  SHELBY...
CHAMPAIGN AND MERCER COUNTIES WERE HIT BAD.  HOPE THAT NO RAIN
DEVELOPS THIS AFT.

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 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 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; radar from the NEXRAD Level II archive.