Alert archive / Ohio / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 50, NWS Wilmington, OH

May 14, 1997Fayette County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at May 14, 1997, 5:56 PM EDT for Fayette County, Ohio. It was in force for 64 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 14, 1997, 5:56 PM EDT (21:56 UTC)
Expired: May 14, 1997, 7:00 PM EDT
In force: 64 min
Issued by: NWS Wilmington, OH
Area: Whole counties

County Fayette County, OH

What was reported inside it

Time	Report	Where	Remark
May 14, 6:10 PM EDT	Tornado F1	Jasper Mills, OH	A mini supercell spawned a tornado that moved out of Clinton county into Fayette county. A shed was destroyed, a barn and 2 houses were damaged, and 8 trees were downed.
May 14, 6:20 PM EDT	Hail 1	Washington Court Hou, OH

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.9 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-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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1547 m above ground
0-6 km bulk shear: 89 kt
0-1 km storm-relative helicity: 80 m²/s²
0-3 km storm-relative helicity: 172 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 142158 RRA
SVRILN
OHC047-142300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
556 PM EDT WED MAY 14 1997
 
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL OHIO
 
   ...FAYETTE COUNTY
 
AT 554 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM ENTERING WESTERN FAYETTE COUNTY. THIS STORM WAS MOVING TO
THE EAST AT 25 MPH. TOWNS IN THE PATH OF THIS STORM INCLUDE JASPER
MILLS...JONESBORO AND WASHINGTON COURT HOUSE.
 
IF YOU ARE IN THE PATH OF THIS STORM...MOVE INSIDE A STRONG
BUILDING. STAY AWAY FROM WINDOWS SINCE THEY CAN EASILY SHATTER IN
SEVERE THUNDERSTORM WINDS. DO NOT USE TELEPHONES OR APPLIANCES
UNLESS ABSOLUTELY NECESSARY UNTIL THIS STORM HAS PASSED.
 
KELLS

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at May 14, 2:38 PM EDT, 3 hours 18 minutes earlier.

Area forecast discussion, May 14, 2:38 PM EDT, 3 hours 18 minutes before

FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
237 PM EDT WED MAY 14 1997

CDFNT WAS MOVG INTO WRN IN AT 18Z WITH LITTLE DEVELOPMENT OCCURRING.
ADAP SHOWED SOME CONVERGENCE ALONG THE FNT IN WRN IN.  HOWEVER...LOW
LEVELS REMAIN DRY.  AS H5 VORT MOVES TOWARD FA...MODELS FCST LIFT AND
INSTABILITY ESP ACROSS WRN FA BY 00Z. SFC DEWPOINTS ARE HIGHER ACROSS
SRN FA THAN FURTHER W SO SOME PRECIP DEVELOPMENT SHOULD OCCUR. PREFER
CHC POPS S OF CMH-DAY AND LIKELY POPS VC LIMA...ALL MAINLY IN THE
EVENING. AS THE FNT PASSES THIS EVENING...SOME BRIEF CLEARING POSSIBLE
AS DIURNAL CU SHOULD DISSIPATE.  HOWEVER...CLOUDS SHOULD FILL BACK IN
FROM WRAPAROUND MOISTURE.

SFC LOW PROGD TO DEEPEN OVR NEW ENGLAND STATES ON WED WHICH WL PULL
MUCH COOLER AIR SWD.  WRAPAROUND MOISTURE WL GIVE CHC -SHRA TO NRN 2/3
OF FA AND MOSTLY CLOUDY SRN 1/3 OF FA.  SKIES EXPECTED TO CLEAR ON WED
NIGHT. WL HAVE TO WATCH FOR FROST BUT XPCT WINDS TO STAY >UP ATTM.  P/C
ON THU.

CVG 43/54/38/58 420
DAY 41/51/37/57 430
CMH 43/51/38/56 430

WILKINSON

The office that day

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

Issued	Product	Office	Counties	Lasted
May 14, 5:27 PM EDT	Severe Thunderstorm Warning	ILN	Clinton, Greene	48 min
May 14, 6:01 PM EDT	Tornado Warning	ILN	Clinton, Fayette	49 min
May 14, 6:37 PM EDT	Tornado Warning	ILN	Pickaway, Ross	48 min
May 14, 6:38 PM EDT	Severe Thunderstorm Warning	ILN	Franklin	52 min
May 14, 7:09 PM EDT	Tornado Warning	ILN	Hocking	61 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1997 Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.