Alert archive / Ohio / Flash Flood Warnings in 1997

Flash Flood Warning 9, NWS Wilmington, OH

March 1, 1997Scioto County, Ohio

NWS Wilmington, OH issued this flash flood warning at Mar 1, 1997, 10:53 AM EST for Scioto County, Ohio. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 1, 1997, 10:53 AM EST (15:53 UTC)
Expired
Mar 1, 1997, 4:00 PM EST
In force
5 hr
Issued by
NWS Wilmington, OH
Area
Whole counties

County Scioto County, OH

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 3.9 hours before the alert went out and 98 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, Cncnati-Daytn, OH at 12:00Z on 1997-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 1997-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 411 square meters per square second.1939587897Sfc1 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
514 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
411 m²/s²
0-3 km storm-relative helicity
353 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KILN 011554
FFWILN
KYC023-161-OHC001-015-145-012100-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
1053 AM EST SAT MAR 1 1997
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  400 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHERN KENTUCKY
 
   ...BRACKEN COUNTY...MASON COUNTY
 
IN SOUTHWEST OHIO
 
   ...BROWN COUNTY
 
IN SOUTH CENTRAL OHIO
 
   ...ADAMS COUNTY
   ...SCIOTO COUNTY
 
AT 1052 AM...THE WILMINGTON RADAR CONTINUED TO SHOW RAINFALL OCCURRING
THOUGHOUT THE WARNING AREA. RAINFALL SINCE MIDNIGHT IN THE AREA HAS
REACHED ALMOST 4 TO 5 INCHES...ACCORDING TO SPOTTER REPORTS AND RADAR
ESTIMATES.
 
ACCORDING TO EMERGENCY OFFICIALS IN THOSE COUNTIES...MANY LIFE
THREATENING SITUATIONS ARE OCCURRING NOW.  DO NOT VENTURE INTO ANY
WATERWAY...NO MATTER HOW TAME THE WATERWAY NORMALLY APPEARS.
 
THIS WARNING EXTENDS THE PREVIOUS FLASH FLOOD WARNINGS FOR ADAMS AND
SCIOTO COUNTIES...AND UPGRADES THE OTHER COUNTIES TO FLASH FLOOD
WARNINGS (THEY WERE UNDER URBAN AND SMALL STREAM FLOOD WARNINGS).
 
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.
 
AVOID CROSSING FLOWING WATER...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.
 
DANGELO
&

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 Mar 1, 9:45 AM EST, 1 hour 8 minutes earlier.

Area forecast discussion, Mar 1, 9:45 AM EST, 1 hour 8 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
945 AM EST SAT MAR 1 1997

13Z SFC ANALYSIS INDICATED LOW PRES OVR ERN MN WITH THE WARM FNT ALONG
THE OH-MI BORDER.  60F DEWPOINTS WERE AS FAR N AS THE OH RIVER.  MCSS
WERE FIRING IN HIGHEST DEWPOINT AIR AND MOVG ALONG THE SAME BOUNDARY.
NUMEROUS REPORTS OF FLOODING IN S-CNTRL OH AND NRN KY HAVE BEEN
RECEIVED.  IR IMAGERY INDICATES COLD CLOUD TOPS CONTINUING TO DEVELOP
ACROSS WRN KY.  TREND HAS BEEN FOR EACH BAND OF PRECIP TO SLIDE SLOWLY
SEWD.  THUS...PRECIP WL TAPER OFF ACROSS NRN KY AND S-CNTRL OH BY NOON.
HOWEVER...MODELS KEEP MOISTURE ACROSS AREA AND INCREASE THE LIFT AND
INSTABILITY TOWARD 00Z SUN.  THUS... CONT CHC OF SHRA/TSRA THIS PM.
ALSO...WITH PLENTY OF MCS BLOWOFF...EVEN IF LOWER CLOUDS BREAK...HIGH
CLOUDS WILL KEEP IN CLOUDY TODAY.

WILKINSON

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 1, 7:46 AM ESTFlash Flood WarningILNBrown3 hr
Mar 1, 7:46 AM ESTFlash Flood WarningILNAdams, Scioto3 hr
Mar 1, 9:19 AM ESTFlash Flood WarningILNClermont116 min
Mar 1, 10:02 AM ESTFlash Flood WarningILNAdams, Scioto3 hr
Mar 1, 10:53 AM ESTFlash Flood WarningILNAdams, Brown5 hr
Mar 1, 11:11 AM ESTFlash Flood WarningILNClermont5 hr
Mar 1, 4:05 PM ESTFlash Flood WarningILNBrown4 hr
Mar 1, 4:05 PM ESTFlash Flood WarningILNAdams, Scioto4 hr

Nearby

Flash Flood Warnings in Ohio, 1997Every flash flood warning in 1997

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.