Alert archive / Indiana / Tornado Warnings in 1998

Tornado Warning 49, NWS Northern Indiana

June 29, 1998Allen County, Indiana

NWS Northern Indiana issued this tornado warning at Jun 29, 1998, 2:49 PM EST for Allen County, Indiana. It was in force for 51 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, 2:49 PM EST (19:49 UTC)
Expired
Jun 29, 1998, 3:40 PM EST
In force
51 min
Issued by
NWS Northern Indiana
Area
Whole counties

County Allen County, IN

The radar

The Northern Indiana radar (KIWX), 61 km from the middle of the area, began a volume at 19:49 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.8 hours before the alert went out and 214 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 1998-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 749 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 1998-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 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
749 J/kg
Mixed-layer CIN
-115 J/kg
Mixed-layer LCL
961 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.1
Supercell composite
4.5

Open this sounding in Storm Lab

The text

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

315 
WFUS53 KIWX 291948 RRA
TORFWA
INC003-292040-

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

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* TORNADO WARNING FOR...
  ALLEN COUNTY IN NORTHEASTERN INDIANA

* UNTIL 340 PM EST

* AT 247 PM EST... DOPPLER RADAR AT NORTH WEBSTER INDICATED A
  POSSIBLE TORNADO NEAR LOWER HUNTINGTON RD IN FORT WAYNE MOVING
  SOUTHEAST AT 25 MPH.

* SOME LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM ARE...
  FORT WAYNE
  NEW HAVEN
  TOWNLEY
  EDGERTON
  MONROEVILLE

SEEK SHELTER INSIDE A STURDY BUILDING AWAY FROM WINDOWS.  SEVERE
THUNDERSTORMS PRODUCE DESTRUCTIVE HAIL AND DAMAGING WINDS.

JAH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 8:35 PM ESTSevere Thunderstorm WarningIWXWhite45 min
Jun 28, 8:56 PM ESTSevere Thunderstorm WarningIWXFulton49 min
Jun 28, 9:31 PM ESTSevere Thunderstorm WarningIWXKosciusko49 min
Jun 28, 9:53 PM ESTFlash Flood WarningIWXWhite2 hr
Jun 28, 11:51 PM ESTSevere Thunderstorm WarningIWXFulton, Pulaski44 min
Jun 28, 11:54 PM ESTSevere Thunderstorm WarningIWXAdams, Jay46 min
Jun 29, 12:33 AM ESTSevere Thunderstorm WarningIWXJay32 min
Jun 29, 1:03 AM ESTFlash Flood WarningIWXJay2 hr
Jun 29, 1:07 AM ESTSevere Thunderstorm WarningIWXJay33 min
Jun 29, 6:35 PM ESTSevere Thunderstorm WarningIWXPulaski, Starke, White65 min
Jun 29, 6:35 PM ESTSevere Thunderstorm WarningIWXLaPorte65 min
Jun 29, 6:58 PM ESTSevere Thunderstorm WarningIWXElkhart, Saint Joseph47 min

Nearby

Tornado Warnings in Indiana, 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; radar from the NEXRAD Level II archive.