Alert archive / Illinois / Tornado Warnings in 1998

Tornado Warning 93, NWS Lincoln, IL

June 14, 1998Clay County, Effingham County, Illinois

NWS Lincoln, IL issued this tornado warning at Jun 14, 1998, 7:36 PM CDT for Clay County, Effingham County, Illinois. It was in force for 54 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
Jun 14, 1998, 7:36 PM CDT (00:36 UTC)
Expired
Jun 14, 1998, 8:30 PM CDT
In force
54 min
Issued by
NWS Lincoln, IL
Area
Whole counties

Counties Clay County, IL, Effingham County, IL

What was reported inside it

TimeReportWhereRemark
Jun 14, 8:13 PM CDTThunderstorm WindEffingham, ILAs a severe thunderstorm moved through Effingham it blew down numerous large tree limbs throughout the town.
Jun 14, 8:31 PM CDTTornado F0Flora, ILA tornado briefly touched down in a field 4 miles northeast of Flora. No injuries or damage were reported.

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
Jun 14, 3:00 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.6 hours before the alert went out and 138 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 00:00Z on 1998-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.1000850700500300200100-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 1998-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
7105 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
47 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.

848 
WFUS1 KSPI 150036 RRA
TORSPI
ILC025-049-150130-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
736 PM CDT SUN JUN 14 1998

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR
  CLAY COUNTY IN SOUTHEASTERN ILLINOIS
  EFFINGHAM COUNTY IN SOUTHEASTERN ILLINOIS

* UNTIL 830 PM CDT

* AT 734 PM CDT DOPPLER RADAR AND STORM SPOTTERS INDICATED A TORNADO
  25 MILES SOUTHWEST OF EFFINGHAM...JUST SOUTH OF I-70...MOVING EAST
  AT 30 MPH.

* THIS STORM IS EXPECTED TO AFFECT AREAS AROUND...
  ALTAMONT
  EDGEWOOD
  LOUISVILLE
  FLORA

THIS STORM HAS A LONG HISTORY OF PRODUCING TORNADOES

THIS IS A VERY DANGEROUS SITUATION. TAKE COVER IN A BASEMENT OR
INTERIOR ROOM ON THE LOWEST FLOOR. ACT QUICKLY YOUR LIFE MAY
DEPEND ON IT.

GEELHART/FRIEDERS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 7:28 PM CDTFlash Flood WarningILXVermilion92 min
Jun 14, 7:33 PM CDTSevere Thunderstorm WarningILXPeoria, Tazewell57 min
Jun 14, 7:51 PM CDTTornado WarningILXPeoria, Tazewell54 min
Jun 14, 7:59 PM CDTTornado WarningILXChristian, Macon61 min
Jun 14, 8:18 PM CDTTornado WarningILXJasper, Richland57 min
Jun 14, 8:28 PM CDTTornado WarningILXClay32 min
Jun 14, 8:33 PM CDTTornado WarningILXDeWitt, Logan57 min
Jun 14, 8:56 PM CDTTornado WarningILXPiatt49 min

Nearby

Tornado Warnings in Illinois, 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.