Alert archive / Illinois / Tornado Warnings in 2021

Tornado Warning 44, NWS Lincoln, IL

October 24, 2021Christian County, Macon County, Shelby County, Illinois

NWS Lincoln, IL issued this tornado warning at Oct 24, 2021, 9:57 PM CDT for Christian County, Macon County, Shelby County, Illinois. It was in force for 21 min. 1 report 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
Oct 24, 2021, 9:57 PM CDT (02:57 UTC)
Expired
Oct 24, 2021, 10:18 PM CDT
In force
21 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Christian County, IL, Macon County, IL, Shelby County, IL

The radar

The Lincoln radar (KILX), 63 km from the middle of the area, began a volume at 02:57 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
Oct 24, 10:00 PM CDTTSTM WND DMG2 W Moweaqua, ILWCIA STORM-TRACKER REPORTED TREE IN ROADWAY.

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
Oct 24, 5:44 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 3.0 hours before the alert went out and 71 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 2021-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 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 2021-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 371 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
3 J/kg
Mixed-layer CIN
-286 J/kg
Mixed-layer LCL
585 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
371 m²/s²
0-3 km storm-relative helicity
467 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

As transmitted.

526 
WFUS53 KILX 250257
TORILX
ILC021-115-173-250330-
/O.NEW.KILX.TO.W.0044.211025T0257Z-211025T0330Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
957 PM CDT Sun Oct 24 2021

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  East central Christian County in central Illinois...
  Northwestern Shelby County in central Illinois...
  South central Macon County in central Illinois...

* Until 1030 PM CDT.
    
* At 957 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Stonington, or 9 miles northeast of Taylorville,
  moving northeast at 55 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...
  Blue Mound around 1000 PM CDT.
  Moweaqua around 1005 PM CDT.
  Macon around 1010 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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3954 8916 3963 8922 3981 8897 3961 8882
TIME...MOT...LOC 0257Z 240DEG 48KT 3961 8912 

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

$$

Deubelbeiss
2 follow-up statements
420 
WWUS53 KILX 250308
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1008 PM CDT Sun Oct 24 2021

ILC021-250318-
/O.CAN.KILX.TO.W.0044.000000T0000Z-211025T0330Z/
Christian-
1008 PM CDT Sun Oct 24 2021

...THE TORNADO WARNING FOR EAST CENTRAL CHRISTIAN COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

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

LAT...LON 3962 8903 3965 8902 3966 8907 3981 8897
      3961 8882 3960 8901
TIME...MOT...LOC 0308Z 239DEG 45KT 3967 8899 

$$

ILC115-173-250330-
/O.CON.KILX.TO.W.0044.000000T0000Z-211025T0330Z/
Shelby-Macon-
1008 PM CDT Sun Oct 24 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT FOR NORTH
CENTRAL SHELBY AND SOUTH CENTRAL MACON COUNTIES...
    
At 1008 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Macon, or 12 miles south of Decatur, moving
northeast at 50 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 tornadic thunderstorm will remain over mainly rural areas of
north central Shelby and south central Macon Counties, including the
following locations... Elwin.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3962 8903 3965 8902 3966 8907 3981 8897
      3961 8882 3960 8901
TIME...MOT...LOC 0308Z 239DEG 45KT 3967 8899 

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

$$

Deubelbeiss
353 
WWUS53 KILX 250318
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1018 PM CDT Sun Oct 24 2021

ILC115-173-250328-
/O.CAN.KILX.TO.W.0044.000000T0000Z-211025T0330Z/
Shelby-Macon-
1018 PM CDT Sun Oct 24 2021

...THE TORNADO WARNING FOR NORTH CENTRAL SHELBY AND SOUTH CENTRAL
MACON COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

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

LAT...LON 3962 8903 3965 8902 3966 8907 3981 8897
      3961 8882 3960 8901
TIME...MOT...LOC 0317Z 240DEG 48KT 3974 8883 

$$

Deubelbeiss

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 24, 7:04 PM CDTSevere Thunderstorm WarningILXDeWitt, Logan, McLean, Macon, Menard, Sangamon and 1 more41 min
Oct 24, 7:08 PM CDTFlash Flood WarningILXMcLean, Tazewell, Woodford3 hr
Oct 24, 7:38 PM CDTSpecial Weather StatementILXVermilion37 min
Oct 24, 7:48 PM CDTFlash Flood WarningILXMcLean, Tazewell3 hr
Oct 24, 7:58 PM CDTAreal Flood WarningILXFulton, Schuyler9 hr
Oct 24, 8:04 PM CDTSpecial Weather StatementILXChampaign, Vermilion41 min
Oct 24, 8:06 PM CDTSpecial Weather StatementILXDeWitt, Piatt39 min
Oct 24, 8:09 PM CDTSpecial Weather StatementILXFulton36 min
Oct 24, 8:32 PM CDTRiver Flood WarningILXFulton, Knox71 hr
Oct 24, 8:32 PM CDTRiver Flood WarningILXFulton35 hr
Oct 24, 8:37 PM CDTRiver Flood WarningILXMcLean, Tazewell, Woodford14 hr
Oct 24, 9:25 PM CDTSpecial Weather StatementILXChampaign, Vermilion65 min
Oct 24, 9:51 PM CDTSpecial Weather StatementILXChristian24 min
Oct 24, 10:57 PM CDTSevere Thunderstorm WarningILXClay, Effingham33 min
Oct 25, 3:18 AM CDTWind AdvisoryILXChampaign, DeWitt, McLean, Piatt, Vermilion10 hr
Oct 25, 11:48 AM CDTRiver Flood WarningILXMarshall, Putnam47 hr
Oct 25, 11:50 AM CDTRiver Flood WarningILXPeoria, Tazewell, Woodford12 days
Oct 25, 11:52 AM CDTRiver Flood WarningILXCass, Fulton, Mason21 days
Oct 25, 11:54 AM CDTRiver Flood WarningILXBrown, Cass, Morgan, Schuyler22 days

Nearby

Tornado Warnings in Illinois, 2021Every tornado warning in 2021Tornadoes in 2021

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.