Alert archive / Indiana / Tornado Warnings in 1998

Tornado Warning 5, NWS Chicago, IL

May 19, 1998Newton County, Indiana

NWS Chicago, IL issued this tornado warning at May 19, 1998, 4:49 PM CDT for Newton County, Indiana. It was in force for 31 min. 1 report 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 19, 1998, 4:49 PM CDT (21:49 UTC)
Expired
May 19, 1998, 5:20 PM CDT
In force
31 min
Issued by
NWS Chicago, IL
Area
Whole counties

County Newton County, IN

The radar

The Chicago radar (KLOT), 92 km from the middle of the area, began a volume at 21:50 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.

What was reported inside it

TimeReportWhereRemark
May 19, 5:18 PM CDTThunderstorm Wind 50Lake Vlg, INA tree fell on a house in Lake Village. Strong winds tore part of a roof off of a house and damaged a machine shed.

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 watch it was issued in

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

IssuedProductOfficeLasted
May 19, 2:00 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.8 hours before the alert went out and 136 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, Lincoln, IL at 12:00Z on 1998-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1768 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, Lincoln, IL at 12:00Z on 1998-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 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
1768 J/kg
Mixed-layer CIN
-211 J/kg
Mixed-layer LCL
1007 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
108 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.

829 
WFUS1 KCHI 192151 RRA
TORCHI
INC111-192219-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHICAGO IL
449 PM CDT TUE MAY 19 1998

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A

* TORNADO WARNING FOR...
  NEWTON COUNTY IN NORTHWEST INDIANA

* UNTIL 520 PM CDT

* AT 451 PM CDT DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH A
  POSSIBLE TORNADO 5 MILES NORTHWEST OF MOROCCO ON THE
  ILLINOIS/INDIANA STATE LINE. THE STORM WAS MOVING EAST SOUTHEAST AT
  10 MPH. 

* THE TORNADO WILL BE NEAR...
  ENOS BY 500 PM CDT

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR

$$
DICKSON

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 19, 3:43 PM CDTSevere Thunderstorm WarningLOTBenton32 min
May 19, 4:09 PM CDTSevere Thunderstorm WarningLOTNewton36 min
May 19, 4:21 PM CDTSevere Thunderstorm WarningLOTBenton39 min
May 19, 5:00 PM CDTSevere Thunderstorm WarningLOTJasper45 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.