Alert archive / Illinois / Tornado Warnings in 2021
Tornado Warning 51, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Dec 10, 2021, 9:23 PM CST for Shelby County, Illinois. It was in force for 36 min. 2 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
- Dec 10, 2021, 9:23 PM CST (03:23 UTC)
- Expired
- Dec 10, 2021, 9:59 PM CST
- In force
- 36 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Tornado
- Observed
- Hail
- 1.0 in
County Shelby County, IL
The radar
The Lincoln radar (KILX), 103 km from the middle of the area, began a volume at 03:26 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 10, 9:26 PM CST | TORNADO | 1 W Herrick, IL | *** 1 INJ *** DELAYED REPORT...***THIS TORNADO DEVELOPED OUTSIDE THE NWS CENTRAL ILLINOIS (ILX) COUNTY WARNING AREA (CWA), IN BOND COUNTY, CROSSING INTO FAYETTE COUNTY, BOTH COVERED BY NWS ST. LOUIS (LSX). THE TORNADO ENTERED SHELBY COUNTY AT 9:26 PM DOWNING S |
| Dec 10, 9:50 PM CST | TSTM WND DMG | 1 Ene Windsor, IL | TREES WERE BLOWN DOWN AND POWER POLES WERE BENT ALONG RT 16 JUST NORTHEAST OF WINDSOR. |
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.
| 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, 3.4 hours before the alert went out and 93 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.
- 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
The text
As transmitted.
400
WFUS53 KILX 110323
TORILX
ILC173-110415-
/O.NEW.KILX.TO.W.0051.211211T0323Z-211211T0415Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
923 PM CST Fri Dec 10 2021
The National Weather Service in Lincoln has issued a
* Tornado Warning for...
Southern Shelby County in central Illinois...
* Until 1015 PM CST.
* At 922 PM CST, a tornado producing storm was located over Ramsey,
or 13 miles north of Vandalia, moving northeast at 60 mph.
HAZARD...Damaging tornado and quarter size hail.
SOURCE...Radar confirmed tornado.
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 storm will be near...
Cowden around 935 PM CST.
Shelbyville around 940 PM CST.
Other locations in the path of this tornadic thunderstorm include
Stewardson and Windsor.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. 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 3922 8914 3930 8914 3949 8860 3947 8858
3945 8858 3945 8848 3925 8848 3921 8862
3921 8901
TIME...MOT...LOC 0322Z 241DEG 54KT 3917 8910
TORNADO...OBSERVED
MAX HAIL SIZE...1.00 IN
$$
Shimon3 follow-up statements
746
WWUS53 KILX 110334
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
934 PM CST Fri Dec 10 2021
ILC173-110415-
/O.CON.KILX.TO.W.0051.000000T0000Z-211211T0415Z/
Shelby-
934 PM CST Fri Dec 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM CST FOR SOUTHERN
SHELBY COUNTY...
At 934 PM CST, a confirmed large and extremely dangerous tornado was
located over Cowden, or 11 miles southwest of Shelbyville, moving
northeast at 60 mph.
This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!
HAZARD...Damaging tornado.
SOURCE...Radar confirmed tornado.
IMPACT...You are in a life-threatening situation. Flying debris may
be deadly to those caught without shelter. Mobile homes
will be destroyed. Considerable damage to homes,
businesses, and vehicles is likely and complete destruction
is possible.
The tornado will be near...
Shelbyville around 940 PM CST.
Other locations in the path of this tornadic thunderstorm include
Stewardson and Windsor.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, TAKE COVER NOW! Move
to a basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 3925 8901 3934 8901 3949 8860 3947 8858
3945 8858 3945 8848 3925 8848 3921 8862
3921 8895
TIME...MOT...LOC 0334Z 241DEG 54KT 3926 8889
TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
MAX HAIL SIZE...1.00 IN
$$
Shimon032
WWUS53 KILX 110344
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
944 PM CST Fri Dec 10 2021
ILC173-110415-
/O.CON.KILX.TO.W.0051.000000T0000Z-211211T0415Z/
Shelby-
944 PM CST Fri Dec 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM CST FOR
SOUTHEASTERN SHELBY COUNTY...
At 944 PM CST, a severe thunderstorm capable of producing a tornado
was located near Stewardson, or near Shelbyville, moving northeast at
60 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...
Windsor.
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 3929 8887 3941 8882 3949 8860 3947 8858
3945 8858 3945 8848 3925 8848 3921 8862
3921 8885
TIME...MOT...LOC 0344Z 244DEG 53KT 3933 8873
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Shimon595
WWUS53 KILX 110359
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
959 PM CST Fri Dec 10 2021
ILC173-110409-
/O.CAN.KILX.TO.W.0051.000000T0000Z-211211T0415Z/
Shelby-
959 PM CST Fri Dec 10 2021
...THE TORNADO WARNING FOR SOUTHEASTERN SHELBY COUNTY IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 200 AM CST for south central
and central Illinois.
LAT...LON 3929 8887 3941 8882 3949 8860 3947 8858
3945 8858 3945 8848 3925 8848 3921 8862
3921 8885
TIME...MOT...LOC 0355Z 241DEG 54KT 3944 8848
$$
37The 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 | 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, 9:33 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 | 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 | 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 10, 11:40 PM CST | Severe Thunderstorm Warning | ILX | Clark, Coles, Crawford, Cumberland, Edgar, Effingham and 2 more | 65 min |
| Dec 11, 12:50 AM CST | Special Weather Statement | ILX | Lawrence | 40 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.