Alert archive / Ohio / Flash Flood Warnings in 1997

Flash Flood Warning 66, NWS Wilmington, OH

June 2, 1997Scioto County, Ohio

NWS Wilmington, OH issued this flash flood warning at Jun 2, 1997, 6:32 PM EDT for Scioto County, Ohio. It was in force for 118 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 2, 1997, 6:32 PM EDT (22:32 UTC)
Expired
Jun 2, 1997, 8:30 PM EDT
In force
118 min
Issued by
NWS Wilmington, OH
Area
Whole counties

County Scioto County, OH

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.5 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 1997-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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, Cncnati-Daytn, OH at 12:00Z on 1997-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 square meters per square second.193958Sfc1 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
6 J/kg
Mixed-layer CIN
-145 J/kg
Mixed-layer LCL
817 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
52 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 022230
FFWILN
OHC145-030030-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
632 PM EDT MON JUN 2 1997

THE NATIONAL WEATHER SERVICE IN WILMINGTON OH HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 830 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTH CENTRAL OHIO

   ...SCIOTO COUNTY
 
AT 630 PM WEATHER SERVICE DOPPLER RADAR WAS ESTIMATING BETWEEN 2
AND 2.5 INCHES OF RAINFALL OVER EXTREME EASTERN SCIOTO AND WESTERN
LAWENCE COUNTIES IN THE PAST HOUR. THE STORMS PRODUCING THIS
TORRENTIAL RAINFALL WERE MOVING TO THE WEST AT 10 MPH AND PASS
OVER SOUTHERN SCIOTO COUNTY.
 
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
TO ESCAPE RISING WATER MOVE TO HIGHER GROUND.

RANDALL

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 2, 3:00 PM EDT, 3 hours 32 minutes earlier.

Area forecast discussion, Jun 2, 3:00 PM EDT, 3 hours 32 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
300 PM EDT MON JUN 2 1997

QUSAI-STATIONARY UPR LO OVR S CNTR TN/NRN AL 12Z THIS MRNG WITH
CYC E-NE FLO OVR OH. ILN H5 TEMPS HV COOLED 3 DEG FM -12 TO -15
DEG THIS MRNG. SCTD HVY RAIN PRODUCING TSTMS DVLPG OVR WV/SE OH
NE KY WHERE GOOD MSTR CVRGC...LI/S -6...WHERE GOOD SS HAS BEEN OBSVRD.
LTST WV IMGRY SHWS S/WV ROTATING ARND E SIDE OF UPR LO THRU ERN TN.
THIS FEATURE XPCTD TO ROTATE INTO OH VLY THIS EVE...SHUD AID TSTM
DVLPMNT THIS EVE OVR SRN OH AND NRN KY WHERE LKLY POPS LOOK INORDER.
GIVEN XPCTD DWPTS PREFER WRMR LOW TEMPS ASCD WITH FWC GUID TNGT.
TSTMS DUMPING 2 TO 3 INCHES PER HOUR...IN VERY MOIST AMS...THEREFORE
PREFER MAINTAINING FFA FOR SW OH...S CNTRL OH/NE KY TNGT.

MODELS SIMILAIR OPENING UP CLOSED LO AND MOVING IT E ACRS SE U.S.
AS EMBEDDED S/WV DROPS S ACRS OH. BAND OF MSTR AND GOOD PE/S DROPS
S INTO CNTRL OH TNGT AND SRN OH...ERLY ON TUE. XPCT CONTD SHWRS AND
TSTMS OVR THE S TUE WITH DRYING INTO THE NW BY AFTN. AGN PREFER FWC
MOS NUMBERS WITH TUE HI/S. ENTIRE RGN DRIES OUT TUE NGT WITH NGM
AND RGG INTO AREA AND 30 PERCENT MN RH INTO NW OH.

IN NW FLO S/WV DROPS SE INTO LWR OH VLY BY 00Z THU WITH BEST
MSTR RMNNG S OF OH RVR. AT THIS POINT PREFER TO KEEP FCST DRY
ACRS AREA WITH WK LIFT AND MSTR STAYING TO THE S.

CVG 063 075/059 073/055 752
DAY 060 071/055 070/053 652
CMH 061 070/056 071/053 752

RANDALL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 8:01 PM EDTFlash Flood WarningILNMadison3 hr
Jun 1, 8:17 PM EDTFlash Flood WarningILNLogan3 hr
Jun 1, 8:58 PM EDTFlash Flood WarningILNGallia5 hr
Jun 1, 9:05 PM EDTFlash Flood WarningILNDelaware3 hr
Jun 1, 9:18 PM EDTFlash Flood WarningILNUnion2 hr
Jun 2, 5:38 PM EDTSevere Thunderstorm WarningILNClermont52 min
Jun 2, 6:00 PM EDTFlash Flood WarningILNLicking2 hr
Jun 2, 6:49 PM EDTFlash Flood WarningILNFranklin2 hr
Jun 2, 6:53 PM EDTFlash Flood WarningILNFairfield2 hr
Jun 2, 7:38 PM EDTFlash Flood WarningILNPike112 min

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.