Alert archive / Indiana / Flash Flood Warnings in 1997

Flash Flood Warning 83, NWS Wilmington, OH

June 18, 1997Ripley County, Indiana

NWS Wilmington, OH issued this flash flood warning at Jun 18, 1997, 6:45 AM EST for Ripley County, Indiana. It was in force for 115 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 18, 1997, 6:45 AM EST (11:45 UTC)
Expired: Jun 18, 1997, 8:40 AM EST
In force: 115 min
Issued by: NWS Wilmington, OH
Area: Whole counties

County Ripley County, IN

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 11.8 hours before the alert went out and 131 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: 67 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 1114 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: -6 m²/s²
0-3 km storm-relative helicity: 37 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 181148
FFWILN
INC137-181340-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
645 AM EST WED JUN 18 1997

THE NATIONAL WEATHER SERVICE IN WILMINGTON OH HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 840 AM EST (940 AM EDT)
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTHEASTERN INDIANA

   ...RIPLEY COUNTY
 
AT 640 AM EST DOPPLER RADAR SHOWED THUNDERSTORMS WITH TORRENTIAL
DOWNPOURS OVER SOUTHERN RIPLEY COUNTY MOVING TOWARD THE NORTHEAST
AT 30 MPH. THESE THUNDERSTORMS WERE SPREADING INTO CENTRAL
AND NORTHERN RIPLEY COUNTY...AND ADDITIONAL THUNDERSTORMS WERE
DEVELOPING SOUTHWEST OF THE AREA.

UNTIL 840 AM EST...THUNDERSTORMS WILL PRODUCE RAIN AMOUNTS EXCEEDING
ONE INCH WITHIN 30 MINUTES. THESE DOWNPOURS WILL PRODUCE RAPID
FLOODING OF CREEKS AND SMALL STREAMS IN THE COUNTY. ALSO...
EXPECT FLOODING OF ROADS AND AREAS OF POOR DRAINAGE.

IF YOU ARE LOCATED NEAR A CREEK OR STREAM IN RIPLEY COUNTY...
PREPARE NOW TO MOVE TO HIGHER GROUND QUICKLY.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED
QUICKL~Y.  MOVE TO HIGHER GROUND.

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 Jun 18, 1:55 AM EST, 4 hours 50 minutes earlier.

Area forecast discussion, Jun 18, 1:55 AM EST, 4 hours 50 minutes before

FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
250 AM EDT WED JUN 18 1997

COMPLEX WX PICTURE THIS AM. MID/UPR VORT CENTER PUSHING INTO S IL AND
TWD ENE. ASSOCIATED SFC LO CENTERED NEAR EVV...AND WARM FRONT E OF
LOW LOCATED ALNG OH RVR. FARTHER N...OLD SFC BDNRY THAT PUSHED INTO
N OH TUE AM STILL LOCATED ACRS LIMA VCNTY.

PCPN WDSPRD ALNG AND N OF OH RVR THIS AM. HEAVIEST PCPN...ASSOCIATED
WITH LIFT JUST N OF WARM FRONT...CONCENTRATED IN BAND FRM CVG THRU ILN
TO JUST S OF CMH. THIS BAND LIFTG RATHER QUICKLY TWD THE NNE...AND...
XCEPT FOR LINGERING -SHRA JUST S OF CVG...NO PCPN ALNG/S OF OH RVR
INVOF CWA ATTM.

MID/UPR LVL SHTWV AND SFC-H8 LOW PROGGED TO TRACK THRU S SECTIONS OF
CWA TDA. FUTURE PCPN PTTN HARD TO NAIL DOWN. LIKELY POPS IN ORDER FOR
ALL AREAS. BAND OF HEAVIEST PCPN WL CONT TO PUSH TWD NNE THRU CNTL AND
INTO N SECTIONS OF CWA EARLY THIS AM...LIKELY WEAKENING AS IT MOVES
FARTHER AWAY FROM WARMFRNT. MEANWHILE...BAND OF SHRA/TSRA ASSOCIATED
WITH VORT MAX OVR W KY WL TRACK NE AND INTO S/SW SECTIONS OF CWA AFTER
DAYBREAK. ALSO...CONDITIONS WL REMAIN FAVORABLE FOR ADDL SHRA/TSRA TO
DEVELOP E OF LOW TRACK...ACRS S SECTIONS OF CWA...THRU THIS AM.
HOWEVER...PCPN MAY REMAIN MORE WDSPRD ALNG/N OF VORT/SFC-H8 LO
TRACK...AND HEAVIEST RAFL OVR WDSPRD AREA MAY OCCUR N OF OH
RVR...PERHAPS IN RICH-DAY-CMH CORRIDOR....TDA. ALSO...CUD BE ISOLD SVR
THIS AFTN WHERE SFC BASED INSTABILITY HIEST...ACRS S CNTL OH/N KY.

PCPN SHUD END BY EARLY AFTN ACRS THE W AND BY EARLY EVE ACRS THE E.
THEN...CLDS WL BREAK UP TONITE...AND CUD BE ANOTHER NIGHT OF WDSPRD
DENSE FG ACRS REGION.

THU...AFTER EARLY AM FG BECMG P/M SUNNY. AVN SUGGESTS CHC FOR PM
TSTM CNTJL/S PM AS WK IMPULSE PUSHES THRU AREA...BUT FEATURE NOT
EVIDENT ON NGM/ETA AND PREFER TO LEAVE CURRNT DRY FCST AS IS FOR NOW.

CVG 77/63/84 702
DAY 75/61/83 901
CMH 76/62/85 801

ROWLEY

Nearby

Flash Flood Warnings in Indiana, 1997 Every 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.