Alert archive / Illinois / Tornado Warnings in 2000

Tornado Warning 36, NWS Lincoln, IL

May 18, 2000Vermilion County, Illinois

NWS Lincoln, IL issued this tornado warning at May 18, 2000, 11:15 AM CDT for Vermilion County, Illinois. It was in force for 45 min. 2 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
May 18, 2000, 11:15 AM CDT (16:15 UTC)
Expired
May 18, 2000, 12:00 PM CDT
In force
45 min
Issued by
NWS Lincoln, IL
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Vermilion County, IL

What was reported inside it

TimeReportWhereRemark
May 18, 11:30 AM CDTHail 2.75Indianola, IL
May 18, 12:04 PM CDTHail 1.75Oakwood, IL

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 nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 4.3 hours before the alert went out and 70 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 2000-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 557 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 2000-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 328 square meters per square second.1939587897Sfc1 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
557 J/kg
Mixed-layer CIN
-308 J/kg
Mixed-layer LCL
1218 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
328 m²/s²
0-3 km storm-relative helicity
351 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KILX 181616
TORSPI
ILC183-181700-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
1115 AM CDT THU MAY 18 2000

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  VERMILION COUNTY IN EAST CENTRAL ILLINOIS

* UNTIL NOON CDT

* AT 1115 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 2 MILES NORTHWEST OF ALLERTON...OR ABOUT 19
  MILES NORTHEAST OF TUSCOLA...MOVING EAST AT 50 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  ALLERTON
  SIDELL
  FITHIAN
  FAIRMOUNT
  OAKWOOD
  CATLIN
  RIDGE FARM
  GEORGETOWN
  DANVILLE

IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IN A BASEMENT OR
INTERIOR ROOM ON THE LOWEST FLOOR. VEHICLES AND MOBILE HOMES SHOULD
BE ABANDONED FOR A SAFER SHELTER.

REPORT SEVERE WEATHER OR ANY STORM DAMAGE TO YOUR NEAREST LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. YOUR
REPORT COULD HELP SAVE LIVES. STAY TUNED FOR LATER STATEMENTS.

LAT...LON 4011 8795 3988 8794 3990 8754 4022 8754

HEDGES

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
May 18, 9:52 AM CDTSevere Thunderstorm WarningILXChampaign53 min
May 18, 10:02 AM CDTSevere Thunderstorm WarningILXVermilion43 min
May 18, 10:17 AM CDTTornado WarningILXVermilion28 min
May 18, 10:35 AM CDTSevere Thunderstorm WarningILXChampaign, Douglas, Piatt55 min
May 18, 10:35 AM CDTSevere Thunderstorm WarningILXMoultrie55 min
May 18, 10:45 AM CDTSevere Thunderstorm WarningILXVermilion60 min
May 18, 10:58 AM CDTTornado WarningILXChampaign, Douglas47 min
May 18, 11:35 AM CDTSevere Thunderstorm WarningILXChampaign40 min
May 18, 11:56 AM CDTSevere Thunderstorm WarningILXVermilion49 min
May 18, 4:00 PM CDTSevere Thunderstorm WarningILXPeoria, Stark45 min
May 18, 4:18 PM CDTSevere Thunderstorm WarningILXMarshall42 min
May 18, 4:38 PM CDTTornado WarningILXMarshall37 min
May 18, 4:46 PM CDTSevere Thunderstorm WarningILXPeoria44 min
May 18, 4:58 PM CDTSevere Thunderstorm WarningILXWoodford47 min
May 18, 5:06 PM CDTTornado WarningILXMarshall24 min
May 18, 5:18 PM CDTTornado WarningILXWoodford42 min
May 18, 5:28 PM CDTSevere Thunderstorm WarningILXPeoria, Tazewell47 min
May 18, 5:30 PM CDTSevere Thunderstorm WarningILXMarshall45 min
May 18, 5:43 PM CDTSevere Thunderstorm WarningILXLogan, McLean62 min
May 18, 5:56 PM CDTTornado WarningILXMcLean, Woodford49 min
May 18, 6:37 PM CDTTornado WarningILXMcLean68 min
May 18, 6:48 PM CDTTornado WarningILXLogan42 min

Nearby

Tornado Warnings in Illinois, 2000Every tornado warning in 2000Tornadoes in 2000

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.