Alert archive / Illinois / Tornado Warnings in 2021
Tornado Warning 47, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Dec 10, 2021, 8:05 PM CST for Mason County, Tazewell County, Illinois. It was in force for 40 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
- Dec 10, 2021, 8:05 PM CST (02:05 UTC)
- Expired
- Dec 10, 2021, 8:45 PM CST
- In force
- 40 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Mason County, IL, Tazewell County, IL
The radar
The Lincoln radar (KILX), 30 km from the middle of the area, began a volume at 02:05 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, 8:19 PM CST | TSTM WND DMG | 2 N Green Valley, IL | A FARM IRRIGATION UNIT WAS FLIPPED INTO A DITCH ON GOEKEN ROAD JUST EAST OF RT 29. |
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, 5:17 PM CST | Tornado Watch | SPC | 6 hr |
| Dec 10, 7:47 PM CST | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 2.1 hours before the alert went out and 85 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.
380
WFUS53 KILX 110205
TORILX
ILC125-179-110245-
/O.NEW.KILX.TO.W.0047.211211T0205Z-211211T0245Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lincoln IL
805 PM CST Fri Dec 10 2021
The National Weather Service in Lincoln has issued a
* Tornado Warning for...
Southeastern Tazewell County in central Illinois...
Northeastern Mason County in central Illinois...
* Until 845 PM CST.
* At 805 PM CST, a severe thunderstorm capable of producing a tornado
was located near Easton, or 9 miles northwest of Mason City, moving
northeast at 45 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...
San Jose around 820 PM CST.
Delavan and Green Valley around 825 PM CST.
Other locations in the path of this tornadic thunderstorm include
Hopedale, Tremont and Mackinaw.
This includes Interstate 155 between mile markers 12 and 26.
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 4036 8934 4032 8951 4032 8960 4030 8960
4023 8988 4031 8992 4060 8938
TIME...MOT...LOC 0205Z 237DEG 41KT 4029 8985
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Shimon4 follow-up statements
197
WWUS53 KILX 110213
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
813 PM CST Fri Dec 10 2021
ILC125-179-110245-
/O.CON.KILX.TO.W.0047.000000T0000Z-211211T0245Z/
Tazewell-Mason-
813 PM CST Fri Dec 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CST FOR
SOUTHEASTERN TAZEWELL AND NORTHEASTERN MASON COUNTIES...
At 813 PM CST, a severe thunderstorm capable of producing a tornado
was located near Manito, or 10 miles north of Mason City, moving
northeast at 50 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Green Valley around 820 PM CST.
Delavan around 825 PM CST.
Other locations in the path of this tornadic thunderstorm include
Tremont, Hopedale and Mackinaw.
This includes Interstate 155 between mile markers 12 and 26.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4036 8934 4032 8951 4032 8960 4030 8960
4026 8977 4036 8983 4060 8938
TIME...MOT...LOC 0213Z 237DEG 43KT 4034 8973
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Shimon480
WWUS53 KILX 110224
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
824 PM CST Fri Dec 10 2021
ILC125-110233-
/O.CAN.KILX.TO.W.0047.000000T0000Z-211211T0245Z/
Mason-
824 PM CST Fri Dec 10 2021
...THE TORNADO WARNING FOR NORTHEASTERN 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 4032 8951 4032 8957 4038 8964 4044 8966
4060 8938 4036 8934
TIME...MOT...LOC 0223Z 242DEG 47KT 4041 8955
$$
ILC179-110245-
/O.CON.KILX.TO.W.0047.000000T0000Z-211211T0245Z/
Tazewell-
824 PM CST Fri Dec 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CST FOR
SOUTHEASTERN TAZEWELL COUNTY...
At 823 PM CST, a severe thunderstorm capable of producing a tornado
was located over Delavan, or 11 miles south of Pekin, moving
northeast at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Tremont and Hopedale around 830 PM CST.
Other locations in the path of this tornadic thunderstorm include
Mackinaw.
This includes Interstate 155 between mile markers 12 and 26.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4032 8951 4032 8957 4038 8964 4044 8966
4060 8938 4036 8934
TIME...MOT...LOC 0223Z 242DEG 47KT 4041 8955
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Shimon992
WWUS53 KILX 110233
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
833 PM CST Fri Dec 10 2021
ILC179-110245-
/O.CON.KILX.TO.W.0047.000000T0000Z-211211T0245Z/
Tazewell-
833 PM CST Fri Dec 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CST FOR
SOUTHEASTERN TAZEWELL COUNTY...
At 833 PM CST, a severe thunderstorm capable of producing a tornado
was located near Mackinaw, or 13 miles southeast of Pekin, 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.
This tornadic thunderstorm will remain over mainly rural areas of
southeastern Tazewell County.
This includes Interstate 155 between mile markers 15 and 24.
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 4037 8941 4037 8947 4045 8950 4050 8949
4056 8937 4039 8934
TIME...MOT...LOC 0233Z 238DEG 52KT 4048 8940
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Shimon601
WWUS53 KILX 110240
SVSILX
Severe Weather Statement
National Weather Service Lincoln IL
840 PM CST Fri Dec 10 2021
ILC179-110249-
/O.EXP.KILX.TO.W.0047.000000T0000Z-211211T0245Z/
Tazewell-
840 PM CST Fri Dec 10 2021
...THE TORNADO WARNING FOR SOUTHEASTERN TAZEWELL COUNTY WILL EXPIRE
AT 845 PM CST...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.
A Tornado Watch remains in effect until 200 AM CST for central
Illinois.
Remember, a Tornado Warning still remains in effect for southeast
Tazewell County until 9 pm.
LAT...LON 4037 8941 4037 8947 4045 8950 4050 8949
4056 8937 4039 8934
TIME...MOT...LOC 0239Z 237DEG 41KT 4052 8932
$$
ShimonThe 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, 8:20 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 | 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 | 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.