Alert archive / Illinois / Tornado Warnings in 2024

Tornado Warning 21, NWS Lincoln, IL

May 26, 2024Clay County, Illinois

NWS Lincoln, IL issued this tornado warning at May 26, 2024, 7:37 PM CDT for Clay County, Illinois. It was in force for 12 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 26, 2024, 7:37 PM CDT (00:37 UTC)
Expired
May 26, 2024, 7:49 PM CDT
In force
12 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Clay County, IL

The radar

The Evansville,IN radar (KVWX), 91 km from the middle of the area, began a volume at 00:42 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 26, 7:38 PM CDTTSTM WND DMG4 Nnw Xenia, ILA machine shed was damaged and a few trees were blown down in Songer Township north of Xenia.
May 26, 7:38 PM CDTTSTM WND DMG4 N Xenia, ILHog barn leveled and several power poles leaning or broken. Debris from the barn was entangled in the power lines.
May 26, 7:48 PM CDTHAIL 11 W Louisville, IL
May 26, 7:50 PM CDTTSTM WND DMGLouisville, ILTrees down and car port damaged.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
May 26, 6:54 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.6 hours before the alert went out and 159 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 2024-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1023 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, Lincoln, IL at 00:00Z on 2024-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 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
1023 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
1329 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted.

974 
WFUS53 KILX 270037
TORILX
ILC025-270100-
/O.NEW.KILX.TO.W.0021.240527T0037Z-240527T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
737 PM CDT Sun May 26 2024

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  Southwestern Clay County in south central Illinois...

* Until 800 PM CDT.

* At 737 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Stephen Forbes Station, or 10 miles west of Flora,
  moving east at 40 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Louisville around 745 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3865 8870 3877 8870 3881 8848 3870 8841
TIME...MOT...LOC 0037Z 265DEG 36KT 3871 8866 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

MJA
1 follow-up statement
441 
WWUS53 KILX 270049
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
749 PM CDT Sun May 26 2024

ILC025-270058-
/O.CAN.KILX.TO.W.0021.000000T0000Z-240527T0100Z/
Clay-
749 PM CDT Sun May 26 2024

...THE TORNADO WARNING FOR SOUTHWESTERN CLAY COUNTY IS CANCELLED...

The Tornado Warning that was previously in effect has been reissued 
for Clay County and is in effect until 815 PM CDT. Please refer to 
that bulletin for the latest severe weather information.

A Tornado Watch remains in effect until 100 AM CDT for south central
Illinois.

&&

LAT...LON 3865 8870 3877 8870 3881 8848 3870 8841
TIME...MOT...LOC 0048Z 265DEG 36KT 3872 8851 

$$

MJA

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 7:27 PM CDTSevere Thunderstorm Warning Considerable damage threatILXClay33 min
May 26, 7:43 PM CDTSevere Thunderstorm WarningILXEffingham29 min
May 26, 7:49 PM CDTTornado WarningILXClay, Richland26 min
May 26, 8:00 PM CDTSevere Thunderstorm Warning Considerable damage threatILXClay, Jasper, Richland45 min
May 26, 8:21 PM CDTSevere Thunderstorm Warning Considerable damage threatILXCrawford, Lawrence39 min
May 26, 8:30 PM CDTTornado WarningILXLawrence30 min
May 27, 6:30 PM CDTSevere Thunderstorm WarningILXKnox26 min
May 27, 6:55 PM CDTSpecial Weather StatementILXPeoria20 min

Nearby

Tornado Warnings in Illinois, 2024Every tornado warning in 2024Tornadoes in 2024

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.