Alert archive / Illinois / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 130, NWS Lincoln, IL

December 10, 20218 counties in Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Dec 10, 2021, 11:40 PM CST for 8 counties in Illinois. It was in force for 65 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, 11:40 PM CST (05:40 UTC)
Expired: Dec 11, 2021, 12:45 AM CST
In force: 65 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Clark County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Edgar County, IL, Effingham County, IL, Jasper County, IL, Shelby County, IL

The radar

The Evansville,IN radar (KVWX), 120 km from the middle of the area, began a volume at 05:39 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.

Issued	Product	Office	Lasted
Dec 10, 7:47 PM CST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 5.7 hours before the alert went out and 103 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

506 
WUUS53 KILX 110540
SVRILX
ILC023-029-033-035-045-049-079-173-110645-
/O.NEW.KILX.SV.W.0130.211211T0540Z-211211T0645Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lincoln IL
1140 PM CST Fri Dec 10 2021

The National Weather Service in Lincoln has issued a

* Severe Thunderstorm Warning for...
  Southeastern Coles County in east central Illinois...
  Northwestern Crawford County in east central Illinois...
  Southern Edgar County in east central Illinois...
  Northern Jasper County in southeastern Illinois...
  Clark County in east central Illinois...
  Southeastern Shelby County in central Illinois...
  Cumberland County in east central Illinois...
  Northern Effingham County in south central Illinois...

* Until 1245 AM CST.

* At 1140 PM CST, severe thunderstorms were located along a line
  extending from near Westfield to near Greenup to near Watson,
  moving east at 65 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Severe thunderstorms will be near...
  Toledo, Greenup and Westfield around 1145 PM CST.
  Casey and Kansas around 1150 PM CST.
  Martinsville, Montrose and Clarksville around 1155 PM CST.
  Paris, Jewett and Oliver around 1200 AM CST.

Other locations in the path of these severe thunderstorms include
Marshall, Vermilion, Hidalgo, Hazel Dell and Dennison.

This includes the following highways...
 Interstate 57 between mile markers 154 and 174.
 Interstate 70 between mile markers 79 and 154.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 200 AM CST for south central,
central, southeastern and east central Illinois.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.

A Tornado Watch remains in effect until 200 AM CST for south central,
central, southeastern and east central Illinois.

&&

LAT...LON 3916 8785 3900 8880 3921 8880 3931 8842
      3949 8812 3967 8754 3939 8754
TIME...MOT...LOC 0540Z 253DEG 58KT 3946 8807 3927 8819 3905 8865 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Shimon

5 follow-up statements

782 
WWUS53 KILX 110554
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1154 PM CST Fri Dec 10 2021

ILC023-029-033-035-045-049-079-173-110645-
/O.CON.KILX.SV.W.0130.000000T0000Z-211211T0645Z/
Coles-Crawford-Edgar-Jasper-Clark-Shelby-Cumberland-Effingham-
1154 PM CST Fri Dec 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CST
FOR SOUTHEASTERN COLES...NORTHWESTERN CRAWFORD...SOUTHERN EDGAR...
NORTHERN JASPER...CLARK...SOUTHEASTERN SHELBY...CUMBERLAND AND
NORTHEASTERN EFFINGHAM COUNTIES...

At 1154 PM CST, severe thunderstorms were located along a line
extending from near Vermilion to near Martinsville to Montrose,
moving east at 65 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

These severe storms will be near...
  Vermilion and Clarksville around 1200 AM CST.

Other locations in the path of these severe thunderstorms include
Marshall, Hidalgo, Greenup, Hazel Dell, Dennison, Oliver and Casey.

This includes the following highways...
 Interstate 57 near mile marker 158, and between mile markers 162 and
165.
 Interstate 70 between mile markers 91 and 92, and between mile
markers 96 and 154.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 200 AM CST for south central,
central, southeastern and east central Illinois.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3916 8785 3909 8859 3922 8847 3931 8842
      3945 8807 3955 8792 3967 8754 3939 8754
TIME...MOT...LOC 0554Z 252DEG 58KT 3961 8763 3933 8792 3915 8840 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Shimon

327 
WWUS53 KILX 110603
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1203 AM CST Sat Dec 11 2021

ILC033-049-079-173-110612-
/O.CAN.KILX.SV.W.0130.000000T0000Z-211211T0645Z/
Crawford-Jasper-Shelby-Effingham-
1203 AM CST Sat Dec 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CRAWFORD...
NORTHERN JASPER...SOUTHEASTERN SHELBY AND NORTHEASTERN EFFINGHAM
COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

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

LAT...LON 3919 8784 3917 8834 3919 8841 3934 8835
      3945 8807 3955 8792 3967 8754 3939 8754
TIME...MOT...LOC 0602Z 252DEG 58KT 3964 8748 3937 8777 3920 8827 

$$

ILC023-029-035-045-110645-
/O.CON.KILX.SV.W.0130.000000T0000Z-211211T0645Z/
Coles-Edgar-Clark-Cumberland-
1203 AM CST Sat Dec 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CST
FOR SOUTHEASTERN COLES...SOUTHERN EDGAR...CLARK AND CUMBERLAND
COUNTIES...

At 1202 AM CST, severe thunderstorms were located along a line
extending from near Clinton to near Marshall to Jewett, moving east
at 65 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

These severe storms will be near...
  Marshall, Dennison and Oliver around 1210 AM CST.

Other locations in the path of these severe thunderstorms include
Casey and Martinsville.

This includes Interstate 70 between mile markers 106 and 154.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3919 8784 3917 8834 3919 8841 3934 8835
      3945 8807 3955 8792 3967 8754 3939 8754
TIME...MOT...LOC 0602Z 252DEG 58KT 3964 8748 3937 8777 3920 8827 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Shimon

062 
WWUS53 KILX 110615
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1215 AM CST Sat Dec 11 2021

ILC023-029-035-045-110645-
/O.CON.KILX.SV.W.0130.000000T0000Z-211211T0645Z/
Coles-Edgar-Clark-Cumberland-
1215 AM CST Sat Dec 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CST
FOR SOUTHEASTERN COLES...SOUTHEASTERN EDGAR...CLARK AND NORTHEASTERN
CUMBERLAND COUNTIES...

At 1215 AM CST, severe thunderstorms were located along a line
extending from Vermilion to near Dennison to near Greenup, moving
east at 55 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

These severe storms will be near...
  Vermilion and Dennison around 1220 AM CST.

Other locations in the path of these severe thunderstorms include
Martinsville and Marshall.

This includes Interstate 70 between mile markers 117 and 154.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3924 8777 3922 8814 3926 8818 3936 8812
      3950 8774 3961 8763 3967 8754 3939 8754
TIME...MOT...LOC 0615Z 255DEG 48KT 3960 8756 3942 8760 3926 8809 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Shimon

084 
WWUS53 KILX 110627
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1227 AM CST Sat Dec 11 2021

ILC029-035-110637-
/O.CAN.KILX.SV.W.0130.000000T0000Z-211211T0645Z/
Coles-Cumberland-
1227 AM CST Sat Dec 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN COLES AND
NORTHEASTERN CUMBERLAND COUNTIES IS CANCELLED...
    
The severe 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 east central
Illinois.

LAT...LON 3931 8780 3931 8793 3937 8796 3947 8775
      3954 8754 3939 8754
TIME...MOT...LOC 0627Z 247DEG 55KT 3936 8783 

$$

ILC023-045-110645-
/O.CON.KILX.SV.W.0130.000000T0000Z-211211T0645Z/
Edgar-Clark-
1227 AM CST Sat Dec 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CST
FOR SOUTHEASTERN EDGAR AND NORTHERN CLARK COUNTIES...

At 1227 AM CST, a severe thunderstorm was located over Martinsville,
or 8 miles west of Marshall, moving northeast at 65 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

This severe storm will be near...
  Marshall around 1235 AM CST.

Other locations in the path of this severe thunderstorm include
Dennison and Oliver.

This includes Interstate 70 between mile markers 131 and 154.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3931 8780 3931 8793 3937 8796 3947 8775
      3954 8754 3939 8754
TIME...MOT...LOC 0627Z 247DEG 55KT 3936 8783 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Shimon

722 
WWUS53 KILX 110635
SVSILX

Severe Weather Statement
National Weather Service Lincoln IL
1235 AM CST Sat Dec 11 2021

ILC023-045-110645-
/O.EXP.KILX.SV.W.0130.000000T0000Z-211211T0645Z/
Edgar-Clark-
1235 AM CST Sat Dec 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN EDGAR AND
NORTHERN CLARK COUNTIES WILL EXPIRE AT 1245 AM CST...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 200 AM CST for east 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 3931 8780 3931 8793 3937 8796 3947 8775
      3954 8754 3939 8754
TIME...MOT...LOC 0635Z 253DEG 58KT 3940 8767 

$$

Shimon

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 10, 7:15 PM CST	Tornado Warning	ILX	Cass, Morgan, Scott	45 min
Dec 10, 7:54 PM CST	Tornado Warning Tornado observed	ILX	Cass, Mason, Menard	40 min
Dec 10, 8:05 PM CST	Tornado Warning	ILX	Mason, Tazewell	40 min
Dec 10, 8:20 PM CST	Severe Thunderstorm Warning	ILX	Christian, Sangamon	40 min
Dec 10, 8:28 PM CST	Tornado Warning	ILX	Logan, Mason, Tazewell	32 min
Dec 10, 8:32 PM CST	Severe Thunderstorm Warning	ILX	Logan, Sangamon	28 min
Dec 10, 8:38 PM CST	Tornado Warning	ILX	McLean, Woodford	22 min
Dec 10, 8:50 PM CST	Tornado Warning	ILX	McLean	12 min
Dec 10, 8:58 PM CST	Severe Thunderstorm Warning	ILX	DeWitt, McLean, Macon, Moultrie, Piatt, Sangamon	47 min
Dec 10, 9:09 PM CST	Severe Thunderstorm Warning	ILX	Christian, Macon, Moultrie, Piatt, Shelby	66 min
Dec 10, 9:23 PM CST	Tornado Warning Tornado observed	ILX	Shelby	36 min
Dec 10, 9:33 PM CST	Severe Thunderstorm Warning	ILX	Champaign, Piatt, Vermilion	42 min
Dec 10, 9:51 PM CST	Severe Thunderstorm Warning	ILX	Champaign, Coles, Cumberland, Douglas, Moultrie, Piatt and 1 more	54 min
Dec 10, 9:55 PM CST	Tornado Warning	ILX	Coles, Douglas, Moultrie	19 min
Dec 10, 9:58 PM CST	Tornado Warning Tornado observed	ILX	Coles, Douglas, Moultrie	32 min
Dec 10, 10:24 PM CST	Severe Thunderstorm Warning	ILX	Champaign, Clark, Coles, Douglas, Edgar, Vermilion	35 min
Dec 10, 10:26 PM CST	Tornado Warning Tornado observed	ILX	Coles, Douglas, Edgar, Vermilion	19 min
Dec 10, 10:56 PM CST	Severe Thunderstorm Warning	ILX	Coles, Cumberland, Effingham, Jasper, Moultrie, Shelby	49 min
Dec 11, 12:50 AM CST	Special Weather Statement	ILX	Lawrence	40 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2021 Every severe thunderstorm warning 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.