Alert archive / Ohio / Tornado Warnings in 1998

Tornado Warning 60, NWS Northern Indiana

June 29, 1998Defiance County, Ohio

NWS Northern Indiana issued this tornado warning at Jun 29, 1998, 10:21 PM EDT for Defiance 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 29, 1998, 10:21 PM EDT (02:21 UTC)
Expired
Jun 29, 1998, 11:10 PM EDT
In force
49 min
Issued by
NWS Northern Indiana
Area
Whole counties

County Defiance County, OH

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 29, 10:00 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 2.4 hours before the alert went out and 178 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, Detroit, MI at 00:00Z on 1998-06-30Temperature 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, Detroit, MI at 00:00Z on 1998-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.1939587897117Sfc1 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
-76 J/kg
Mixed-layer LCL
2449 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
-1 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.

306 
WFUS53 KIWX 300221 RRA
TORFWA
OHC039-300310-

BULLETIN- EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
921 PM EST MON JUN 29 1998

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* TORNADO WARNING FOR...
  DEFIANCE COUNTY IN NORTHWESTERN OHIO

* UNTIL 1110 PM EDT (1010 PM EST)

* AT 1020 PM EDT... DOPPLER RADAR AT NORTH WEBSTER INDICATED A
  POSSIBLE TORNADO 21 MILES WEST OF DEFIANCE OR 7 MILES NORTHWEST
  OF MARK CENTER MOVING EAST AT 30 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO ARE...
  MARK CENTER
  FARMER
  NEY
  THE BEND
  EVANSPORT
  HICKSVILLE

THIS IS A DANGEROUS STORM ACT QUICKLY. SEEK SHELTER IN AN
INTERIOR ROOM ON THE LOWEST FLOOR AWAY FROM WINDOWS.

TEH/TAL

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 10:17 PM EDTSevere Thunderstorm WarningIWXPaulding, Van Wert48 min
Jun 29, 10:35 PM EDTSevere Thunderstorm WarningIWXAllen, Putnam50 min
Jun 29, 10:35 PM EDTSevere Thunderstorm WarningIWXHenry50 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.