Alert archive / Illinois / Tornado Warnings in 2000

Tornado Warning 28, NWS Paducah, KY

May 23, 2000Union County, Illinois

NWS Paducah, KY issued this tornado warning at May 23, 2000, 10:57 PM CDT for Union County, Illinois. It was in force for 33 min. 1 report 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 23, 2000, 10:57 PM CDT (03:57 UTC)
Expired
May 23, 2000, 11:30 PM CDT
In force
33 min
Issued by
NWS Paducah, KY
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Union County, IL

What was reported inside it

TimeReportWhereRemark
May 23, 11:27 PM CDTHail 1.75Jonesboro, ILThis was the second of two severe thunderstorms that passed southeast across Union County in less than two hours. The main feature of both storms was golf ball size hail.

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 23, 7:45 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 4.0 hours before the alert went out and 283 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, Nashville Metro, TN at 00:00Z on 2000-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1386 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, Nashville Metro, TN at 00:00Z on 2000-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 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
1386 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1168 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
216 m²/s²
Significant tornado parameter
0.9
Supercell composite
6.9

Open this sounding in Storm Lab

The text

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

229 
WFUS53 KPAH 240357
TORPAH
ILC181-240430-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
1057 PM CDT TUE MAY 23 2000

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* TORNADO WARNING FOR...
  UNION COUNTY IN SOUTHERN ILLINOIS

* UNTIL 1130 PM CDT

* AT 1057 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 4 MILES SOUTHEAST OF ANNA...MOVING SOUTHEAST AT 30 MPH.

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

LAT...LON 3755 8950 3735 8939 3735 8906 3759 8905

DH

The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 9:32 PM CDTSevere Thunderstorm WarningPAHJohnson, Union43 min
May 23, 10:00 PM CDTSevere Thunderstorm WarningPAHHardin, Pope30 min
May 23, 10:01 PM CDTSevere Thunderstorm WarningPAHJackson59 min
May 23, 10:10 PM CDTSevere Thunderstorm WarningPAHMassac50 min
May 23, 10:15 PM CDTSevere Thunderstorm WarningPAHUnion75 min
May 23, 10:17 PM CDTTornado WarningPAHMassac28 min
May 23, 10:31 PM CDTTornado WarningPAHMassac, Pope29 min
May 23, 10:48 PM CDTSevere Thunderstorm WarningPAHPulaski72 min
May 23, 11:27 PM CDTSevere Thunderstorm WarningPAHUnion48 min
May 23, 11:48 PM CDTSevere Thunderstorm WarningPAHPulaski42 min
May 24, 12:21 AM CDTSevere Thunderstorm WarningPAHUnion39 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.