Alert archive / Ohio / Tornado Warnings in 1998

Tornado Warning 11, NWS Wilmington, OH

June 12, 1998Highland County, Ohio

NWS Wilmington, OH issued this tornado warning at Jun 12, 1998, 12:36 AM EDT for Highland County, Ohio. It was in force for 49 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 12, 1998, 12:36 AM EDT (04:36 UTC)
Expired
Jun 12, 1998, 1:25 AM EDT
In force
49 min
Issued by
NWS Wilmington, OH
Area
Whole counties

County Highland County, OH

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 4.6 hours before the alert went out and 32 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 00:00Z on 1998-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 593 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 00:00Z on 1998-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 388 square meters per square second.19395878Sfc1 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
593 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
676 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
388 m²/s²
0-3 km storm-relative helicity
431 m²/s²
Significant tornado parameter
1.0
Supercell composite
11.4

Open this sounding in Storm Lab

The text

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

849 
WFUS01 KILN 120437 RRA
TORILN
OHC071-120520-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
1236 AM EDT FRI JUN 12 1998

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  HIGHLAND COUNTY IN SOUTH CENTRAL OHIO.

* EFFECTIVE UNTIL 125 AM EDT.

* AT 1235 AM EDT... DOPPLER RADAR INDICATED A POSSIBLE TORNADO
  19 MILES SOUTHWEST OF HILLSBORO MOVING EAST AT 40 MPH.

* SOME LOCATIONS AFFECTED...
        BUFORD                  AROUND 1240 AM EDT..
        MOWRYSTOWN              AROUND 1242 AM EDT..




DAMAGING WINDS AND TORRENTIAL RAIN ARE LIKELY WITH THIS STORM.
MOVE TO A STURDY BUILDING AND STAY AWAY FROM WINDOWS.

THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE IN
THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND OR TO A
SMALL INTERIOR ROOM ON THE LOWEST FLOOR.

.END/SITES

What forecasters said that day

The local office's own words before this tornado 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 tornado warning went out at Jun 11, 9:15 PM EDT, 3 hours 21 minutes earlier.

Area forecast discussion, Jun 11, 9:15 PM EDT, 3 hours 21 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
915 PM EDT THU JUN 11 1998

AS EXPECTED ILN SOUNDINGS SHOWS IMPRESSIVE DIRECTIONAL SHEAR ON THE
HODOGRAPH WITH SR HELICITY OF 402 (M/S)2.  BEST CHANCE OF POPS WILL BE
NORTH OF DAYTON THIS EVENING AS LINE MOVES NORTHEAST ACROSS THE
REGION...THEN AREA COMES INTO AN AREA OF SLIGHTLY MORE STABLE AIR AS
SHORTWAVE RIDGE AT 500 MB SWINGS ACROSS ALONG WITH NVA. EITHER LOW
CHANCE POPS OR DRY FORECAST AFTER THIS LINE GOES THROUGH.

ETA SHOWING STRONG 850 WINDS UPTO A50 KTS ALONG WITH VEERING WINDS
THROUGH THE ATMOSPHERE AGAIN TOMORROW.  ETA BRINGS AN ARE AOF -6 TO -10
LI INTO REGION BY EARLY EVENING.

SITES

In the hours before

Local storm report, Jun 11, 6:39 PM EDT, 5 hours 57 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE WILMINGTON OHIO
735 PM EDT THU JUN 11 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0300 PM                              KY   FLOODING
06/11/98   KENTON                         ROADS CLOSED DUE TO HIGH
                                          WATER. EVACUATING PEOPLE
                                          ALONG THE DOE RUN
                                          CREEK/OLD SR 17

0400 PM                              KY   FLOODING
06/11/98   LEWIS                          ROADS CLOSED DUE TO HIGH
                                          WATER

0405 PM                              IN   FLOODING
06/11/98   FRANKLIN                       RIVER ROAD CLOSED AND US
                                          52 CLOSED NEAR COTTONWOOD

0405 PM                              KY   FLOODING
06/11/98   BRACKEN                        FLOODING ACROSS THE COUNTY

0408 PM                              IN   FLOODING
06/11/98   FAYETTE                        NUMEROUS COUNTY ROADS
                                          CLOSED WITH HIGH WATER

0410 PM                              IN   FLOODING
06/11/98   UNION                          ROAD CLOSED DUE TO
                                          FLOODING IN BROWNSVILLE

0415 PM                              IN   FLOODING
06/11/98   WAYNE                          CHILD MISSING IN CREEK
                                          NEAR RICHMOND ROADS CLOSED
                                          DUE TO HIGH WATER

0416 PM                              KY   FLOODING
06/11/98   MASON                          FLOODING OCCURING IN DOVER

0420 PM                              OH   FLOODING
06/11/98   BROWN                          ROADS CLOSED DUE TO HIGH
                                          WATER

0422 PM                              OH   FLOODING
06/11/98   ADAMS                          COUNTY ROAD CLOSED DUE TO
                                          HIGH WATER

0540 PM                              IN   FLOODING
06/11/98   FAYETTE                        ROADS CLOSED DUE TO HIGH
                                          WATER SMALL RIVER OUT OF
                                          BANK--TWO HOUSES SURROUNDED
                                          BY HIGH WATER.

0540 PM                              IN   FLOODING
06/11/98   WAYNE                          SEARCHING FOR MISSING BOY
                                          IN RIVER HIGH WATER ON
                                          SOME ROADS

0545 PM                              IN   FLOODING
06/11/98   UNION                          2 BRIDGES COVERED WITH
                                          HIGH WATER NEAR LIBERTY
                                          SOME ROADS COVERED WITH
                                          HIGH WATER

0545 PM                              IN   FLOODING
06/11/98   FRANKLIN                       FEW BRIDGES AND ROADS
                                          WASHED OUT LEVEE ROAD IN
                                          BROOKVILLE TWP WASHED OUT

CORRECTED FOR KENTON COUNTY EVACUATIONS.

DIAN-REED
Local storm report, Jun 11, 7:35 PM EDT, 5 hours 1 minute before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE WILMINGTON OHIO
735 PM EDT THU JUN 11 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0300 PM                              KY   FLOODING
06/11/98   KENTON                         ROADS CLOSED DUE TO HIGH
                                          WATER. EVACUATING PEOPLE
                                          ALONG THE DOE RUN
                                          CREEK/OLD SR 17

0400 PM                              KY   FLOODING
06/11/98   LEWIS                          ROADS CLOSED DUE TO HIGH
                                          WATER

0405 PM                              IN   FLOODING
06/11/98   FRANKLIN                       RIVER ROAD CLOSED AND US
                                          52 CLOSED NEAR COTTONWOOD

0405 PM                              KY   FLOODING
06/11/98   BRACKEN                        FLOODING ACROSS THE COUNTY

0408 PM                              IN   FLOODING
06/11/98   FAYETTE                        NUMEROUS COUNTY ROADS
                                          CLOSED WITH HIGH WATER

0410 PM                              IN   FLOODING
06/11/98   UNION                          ROAD CLOSED DUE TO
                                          FLOODING IN BROWNSVILLE

0415 PM                              IN   FLOODING
06/11/98   WAYNE                          CHILD MISSING IN CREEK
                                          NEAR RICHMOND ROADS CLOSED
                                          DUE TO HIGH WATER

0416 PM                              KY   FLOODING
06/11/98   MASON                          FLOODING OCCURING IN DOVER

0420 PM                              OH   FLOODING
06/11/98   BROWN                          ROADS CLOSED DUE TO HIGH
                                          WATER

0422 PM                              OH   FLOODING
06/11/98   ADAMS                          COUNTY ROAD CLOSED DUE TO
                                          HIGH WATER

0540 PM                              IN   FLOODING
06/11/98   FAYETTE                        ROADS CLOSED DUE TO HIGH
                                          WATER SMALL RIVER OUT OF
                                          BANK--TWO HOUSES SURROUNDED
                                          BY HIGH WATER.

0540 PM                              IN   FLOODING
06/11/98   WAYNE                          SEARCHING FOR MISSING BOY
                                          IN RIVER HIGH WATER ON
                                          SOME ROADS

0545 PM                              IN   FLOODING
06/11/98   UNION                          2 BRIDGES COVERED WITH
                                          HIGH WATER NEAR LIBERTY
                                          SOME ROADS COVERED WITH
                                          HIGH WATER

0545 PM                              IN   FLOODING
06/11/98   FRANKLIN                       FEW BRIDGES AND ROADS
                                          WASHED OUT LEVEE ROAD IN
                                          BROOKVILLE TWP WASHED OUT

CORRECTED FOR KENTON COUNTY EVACUATIONS.

DIAN-REED
Special weather statement, Jun 11, 8:10 PM EDT, 4 hours 26 minutes before
OHZ034-035-042-043-051-060-061-INZ050-058-059-066-120500-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
810 PM EDT THU JUN 11 1998

...TORNADO WATCH FOR EAST CENTRAL INDIANA...WEST CENTRAL OHIO AND
AND THE MIAMI VALLEY UNTIL 1 AM EDT (MIDNIGHT EST) FRIDAY MORNING...

SOME CITIES IN THE WATCH INCLUDE CELINA...WAPAKONETA...GREENVILLE
EASTON AND DAYTON IN OHIO...AND RICHMOND...CONNERSVILLE...LIBERTY
AND BROOKVILLE IN INDIANA.

A LINE OF THUNDERSTORMS MOVING THROUGH CENTRAL INDIANA WILL MOVE
EASTWARD INTO THE EXTREME EASTERN INDIANA BY 9 PM.  THESE STORMS
HAVE ALREADY PRODUCED SEVERAL TORNADOES IN CENTRAL AND NORTHERN
INDIANA.

THE AIR MASS ACROSS THE REGION REMAINS VERY UNSTABLE AND SUPPORTIVE
OF NOT ONLY THUNDERSTORMS...BUT ALSO POSSIBLE TORNADOES.

.END/SITES
Special weather statement, Jun 11, 8:10 PM EDT, 4 hours 26 minutes before
OHZ034-035-042-043-051-060-061-INZ050-058-059-066-120500-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
810 PM EDT THU JUN 11 1998

...TORNADO WATCH FOR EAST CENTRAL INDIANA...WEST CENTRAL OHIO AND
AND THE MIAMI VALLEY UNTIL 1 AM EDT (MIDNIGHT EST) FRIDAY MORNING...

SOME CITIES IN THE WATCH INCLUDE CELINA...WAPAKONETA...GREENVILLE
EASTON AND DAYTON IN OHIO...AND RICHMOND...CONNERSVILLE...LIBERTY
AND BROOKVILLE IN INDIANA.

A LINE OF THUNDERSTORMS MOVING THROUGH CENTRAL INDIANA WILL MOVE
EASTWARD INTO THE EXTREME EASTERN INDIANA BY 9 PM.  THESE STORMS
HAVE ALREADY PRODUCED SEVERAL TORNADOES IN CENTRAL AND NORTHERN
INDIANA.

THE AIR MASS ACROSS THE REGION REMAINS VERY UNSTABLE AND SUPPORTIVE
OF NOT ONLY THUNDERSTORMS...BUT ALSO POSSIBLE TORNADOES.

.END/SITES
Special weather statement, Jun 12, 12:05 AM EDT, 31 minutes before
OHZ034-035-042-043-051-060-061-INZ050-058-059-066-120500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
1205 AM EDT FRI JUN 12 1998

...TORNADO WATCH FOR EAST CENTRAL INDIANA...WEST CENTRAL OHIO AND
AND THE MIAMI VALLEY OF OHIO CANCELLED...

THE TORNADO WATCH THAT WAS IN EFFECT FOR RICHMOND...CONNERSVILLE...
GREENVILLE...DAYTON AND SURROUNDING COMMUNITIES UNTIL 1 AM EDT
(MIDNIGHT EST) HAS BEEN CANCELLED.

AS OF MIDNIGHT EDT (11 PM EST)...STRONGEST THUNDERSTORMS HAS PUSHED
NORTHEAST OF THE REGION...AND THE THREAT FOR TORNADOES NO LONGER
EXISTED.

ROWLEY
Special weather statement, Jun 12, 12:05 AM EDT, 31 minutes before
OHZ034-035-042-043-051-060-061-INZ050-058-059-066-120500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
1205 AM EDT FRI JUN 12 1998

...TORNADO WATCH FOR EAST CENTRAL INDIANA...WEST CENTRAL OHIO AND
AND THE MIAMI VALLEY OF OHIO CANCELLED...

THE TORNADO WATCH THAT WAS IN EFFECT FOR RICHMOND...CONNERSVILLE...
GREENVILLE...DAYTON AND SURROUNDING COMMUNITIES UNTIL 1 AM EDT
(MIDNIGHT EST) HAS BEEN CANCELLED.

AS OF MIDNIGHT EDT (11 PM EST)...STRONGEST THUNDERSTORMS HAS PUSHED
NORTHEAST OF THE REGION...AND THE THREAT FOR TORNADOES NO LONGER
EXISTED.

ROWLEY

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 9:06 PM EDTTornado WarningILNDarke49 min
Jun 11, 9:36 PM EDTTornado WarningILNMercer64 min
Jun 11, 10:11 PM EDTSevere Thunderstorm WarningILNAuglaize59 min
Jun 11, 10:34 PM EDTFlash Flood WarningILNMercer91 min
Jun 11, 10:58 PM EDTSevere Thunderstorm WarningILNHamilton47 min
Jun 12, 12:22 AM EDTSevere Thunderstorm WarningILNClermont48 min
Jun 12, 12:24 AM EDTSevere Thunderstorm WarningILNBrown46 min
Jun 12, 7:50 PM EDTSevere Thunderstorm WarningILNAuglaize45 min

Nearby

Tornado Warnings in Ohio, 1998Every tornado warning in 1998Tornadoes in 1998

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.