Alert archive / Illinois / Tornado Warnings in 2021

Tornado Warning 48, NWS Lincoln, IL

December 10, 2021Logan County, Mason County, Tazewell County, Illinois

NWS Lincoln, IL issued this tornado warning at Dec 10, 2021, 8:28 PM CST for Logan County, Mason County, Tazewell County, Illinois. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Dec 10, 2021, 8:28 PM CST (02:28 UTC)
Expired
Dec 10, 2021, 9:00 PM CST
In force
32 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Logan County, IL, Mason County, IL, Tazewell County, IL

The radar

The Lincoln radar (KILX), 18 km from the middle of the area, began a volume at 02:28 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Dec 10, 5:17 PM CSTTornado WatchSPC6 hr
Dec 10, 7:47 PM CSTTornado WatchSPC8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 2.5 hours before the alert went out and 64 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 2021-12-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 119 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 2021-12-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 341 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
119 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
662 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
341 m²/s²
0-3 km storm-relative helicity
357 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

546 
WFUS53 KILX 110228
TORILX
ILC107-125-179-110300-
/O.NEW.KILX.TO.W.0048.211211T0228Z-211211T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
828 PM CST Fri Dec 10 2021

The National Weather Service in Lincoln has issued a

* Tornado Warning for...
  Northern Logan County in central Illinois...
  Southeastern Tazewell County in central Illinois...
  East central Mason County in central Illinois...

* Until 900 PM CST.
    
* At 828 PM CST, a severe thunderstorm capable of producing a tornado
  was located near Middletown, or near Mason City, 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...
  Emden and Hartsburg around 840 PM CST.

Other locations in the path of this tornadic thunderstorm include
Atlanta and Armington.

This includes the following highways...
 Interstate 155 between mile markers 0 and 13.
 Interstate 55 between mile markers 126 and 141.

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 4044 8927 4042 8926 4029 8926 4028 8918
      4023 8915 4011 8960 4027 8963
TIME...MOT...LOC 0228Z 242DEG 49KT 4017 8960 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

Shimon
3 follow-up statements
334 
WWUS53 KILX 110235
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
835 PM CST Fri Dec 10 2021

ILC125-110245-
/O.CAN.KILX.TO.W.0048.000000T0000Z-211211T0300Z/
Mason-
835 PM CST Fri Dec 10 2021

...THE TORNADO WARNING FOR EAST CENTRAL MASON 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 200 AM CST for central
Illinois.

LAT...LON 4044 8927 4042 8926 4029 8926 4028 8918
      4023 8915 4012 8955 4029 8959
TIME...MOT...LOC 0235Z 239DEG 49KT 4023 8949 

$$

ILC107-179-110300-
/O.CON.KILX.TO.W.0048.000000T0000Z-211211T0300Z/
Logan-Tazewell-
835 PM CST Fri Dec 10 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CST FOR NORTHERN
LOGAN AND SOUTHEASTERN TAZEWELL COUNTIES...
    
At 835 PM CST, a severe thunderstorm capable of producing a tornado
was located near Hartsburg, or 8 miles northwest of Lincoln, 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.

Locations impacted include...
  Atlanta and Armington.

This includes the following highways...
 Interstate 155 between mile markers 0 and 13.
 Interstate 55 between mile markers 126 and 141.

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 4044 8927 4042 8926 4029 8926 4028 8918
      4023 8915 4012 8955 4029 8959
TIME...MOT...LOC 0235Z 239DEG 49KT 4023 8949 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

Shimon
442 
WWUS53 KILX 110243
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
843 PM CST Fri Dec 10 2021

ILC107-179-110300-
/O.CON.KILX.TO.W.0048.000000T0000Z-211211T0300Z/
Logan-Tazewell-
843 PM CST Fri Dec 10 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CST FOR
NORTHEASTERN LOGAN AND SOUTHEASTERN TAZEWELL COUNTIES...
    
At 843 PM CST, a severe thunderstorm capable of producing a tornado
was located near Hartsburg, or 9 miles north of Lincoln, 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.

Locations impacted include...
Atlanta, Emden, Armington, Hartsburg and Lawndale. 

This includes the following highways...
 Interstate 155 between mile markers 7 and 13.
 Interstate 55 between mile markers 136 and 141.

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 4044 8927 4042 8926 4029 8926 4028 8918
      4023 8915 4020 8943 4033 8950
TIME...MOT...LOC 0243Z 245DEG 42KT 4029 8937 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

Shimon
631 
WWUS53 KILX 110254
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
854 PM CST Fri Dec 10 2021

ILC107-179-110303-
/O.EXP.KILX.TO.W.0048.000000T0000Z-211211T0300Z/
Logan-Tazewell-
854 PM CST Fri Dec 10 2021

...THE TORNADO WARNING FOR NORTHEASTERN LOGAN AND SOUTHEASTERN
TAZEWELL COUNTIES WILL EXPIRE AT 900 PM CST...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 200 AM CST for central
Illinois.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Lincoln.

LAT...LON 4044 8927 4042 8926 4029 8926 4028 8918
      4023 8915 4020 8943 4033 8950
TIME...MOT...LOC 0253Z 242DEG 49KT 4034 8925 

$$

Shimon

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 10, 7:15 PM CSTTornado WarningILXCass, Morgan, Scott45 min
Dec 10, 7:54 PM CSTTornado Warning Tornado observedILXCass, Mason, Menard40 min
Dec 10, 8:05 PM CSTTornado WarningILXMason, Tazewell40 min
Dec 10, 8:20 PM CSTSevere Thunderstorm WarningILXChristian, Sangamon40 min
Dec 10, 8:32 PM CSTSevere Thunderstorm WarningILXLogan, Sangamon28 min
Dec 10, 8:38 PM CSTTornado WarningILXMcLean, Woodford22 min
Dec 10, 8:50 PM CSTTornado WarningILXMcLean12 min
Dec 10, 8:58 PM CSTSevere Thunderstorm WarningILXDeWitt, McLean, Macon, Moultrie, Piatt, Sangamon47 min
Dec 10, 9:09 PM CSTSevere Thunderstorm WarningILXChristian, Macon, Moultrie, Piatt, Shelby66 min
Dec 10, 9:23 PM CSTTornado Warning Tornado observedILXShelby36 min
Dec 10, 9:33 PM CSTSevere Thunderstorm WarningILXChampaign, Piatt, Vermilion42 min
Dec 10, 9:51 PM CSTSevere Thunderstorm WarningILXChampaign, Coles, Cumberland, Douglas, Moultrie, Piatt and 1 more54 min
Dec 10, 9:55 PM CSTTornado WarningILXColes, Douglas, Moultrie19 min
Dec 10, 9:58 PM CSTTornado Warning Tornado observedILXColes, Douglas, Moultrie32 min
Dec 10, 10:24 PM CSTSevere Thunderstorm WarningILXChampaign, Clark, Coles, Douglas, Edgar, Vermilion35 min
Dec 10, 10:26 PM CSTTornado Warning Tornado observedILXColes, Douglas, Edgar, Vermilion19 min
Dec 10, 10:56 PM CSTSevere Thunderstorm WarningILXColes, Cumberland, Effingham, Jasper, Moultrie, Shelby49 min
Dec 10, 11:40 PM CSTSevere Thunderstorm WarningILXClark, Coles, Crawford, Cumberland, Edgar, Effingham and 2 more65 min
Dec 11, 12:50 AM CSTSpecial Weather StatementILXLawrence40 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.