Alert archive / Illinois / Tornado Warnings in 2021
Tornado Warning 61, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Dec 10, 2021, 11:10 PM CST for Clinton County, Marion County, Washington County, Illinois. It was in force for 50 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, 11:10 PM CST (05:10 UTC)
- Expired
- Dec 11, 2021, 12:00 AM CST
- In force
- 50 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Clinton County, IL, Marion County, IL, Washington County, IL
The radar
The Evansville,IN radar (KVWX), 127 km from the middle of the area, began a volume at 05:13 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, 3:07 PM CST | Tornado Watch | SPC | 11 hr |
| Dec 10, 11:03 PM CST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 5.2 hours before the alert went out and 178 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.
753
WFUS53 KLSX 110510
TORLSX
ILC027-121-189-110600-
/O.NEW.KLSX.TO.W.0061.211211T0510Z-211211T0600Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
1110 PM CST Fri Dec 10 2021
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Eastern Clinton County in south central Illinois...
Marion County in south central Illinois...
Northeastern Washington County in south central Illinois...
* Until midnight CST.
* At 1110 PM CST, a severe thunderstorm capable of producing a
tornado was located near Beckemeyer, moving northeast at 70 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...
Centralia, Wamac, Central City, Shattuc and Boulder around 1120 PM
CST.
Sandoval, Odin and Fairman around 1125 PM CST.
Salem around 1130 PM CST.
Other locations in the path of this tornadic thunderstorm include
Kinmundy, Omega, Stephen Forbes Station and Farina.
This includes the following highways...
Interstate 57 in Illinois between exits 109 and 127.
Interstate 64 in Illinois near exit 41.
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 3847 8906 3847 8914 3846 8915 3840 8952
3854 8958 3874 8918 3874 8914 3876 8914
3882 8902 3883 8870 3853 8870
TIME...MOT...LOC 0510Z 246DEG 59KT 3854 8938
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Britt4 follow-up statements
382
WWUS53 KLSX 110518
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
1118 PM CST Fri Dec 10 2021
ILC189-110527-
/O.CAN.KLSX.TO.W.0061.000000T0000Z-211211T0600Z/
Washington IL-
1118 PM CST Fri Dec 10 2021
...THE TORNADO WARNING FOR NORTHEASTERN WASHINGTON COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has weakened.
moved out of the warned area. Therefore, the warning has been
cancelled.
A Tornado Watch remains in effect until 500 AM CST for south central
Illinois.
LAT...LON 3854 8934 3865 8937 3874 8918 3874 8914
3876 8914 3882 8902 3883 8870 3860 8870
TIME...MOT...LOC 0517Z 242DEG 56KT 3861 8924
$$
ILC027-121-110600-
/O.CON.KLSX.TO.W.0061.000000T0000Z-211211T0600Z/
Clinton IL-Marion IL-
1118 PM CST Fri Dec 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST FOR
NORTHEASTERN CLINTON AND MARION COUNTIES...
At 1117 PM CST, a severe thunderstorm capable of producing a tornado
was located over Shattuc, moving northeast at 65 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...
Odin and Fairman around 1125 PM CST.
Salem and Patoka around 1130 PM CST.
Other locations in the path of this tornadic thunderstorm include
Kinmundy, Omega, Stephen Forbes Station and Farina.
This includes Interstate 57 in Illinois between exits 116 and 127.
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 3854 8934 3865 8937 3874 8918 3874 8914
3876 8914 3882 8902 3883 8870 3860 8870
TIME...MOT...LOC 0517Z 242DEG 56KT 3861 8924
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Britt894
WWUS53 KLSX 110528
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
1128 PM CST Fri Dec 10 2021
ILC027-110537-
/O.CAN.KLSX.TO.W.0061.000000T0000Z-211211T0600Z/
Clinton IL-
1128 PM CST Fri Dec 10 2021
...THE TORNADO WARNING FOR NORTHEASTERN CLINTON COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 500 AM CST for south central
Illinois.
LAT...LON 3865 8870 3865 8914 3876 8914 3882 8902
3883 8870
TIME...MOT...LOC 0527Z 241DEG 60KT 3872 8904
$$
ILC121-110600-
/O.CON.KLSX.TO.W.0061.000000T0000Z-211211T0600Z/
Marion IL-
1128 PM CST Fri Dec 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST FOR
NORTHERN MARION COUNTY...
At 1127 PM CST, a severe thunderstorm capable of producing a tornado
was located near Patoka, moving northeast at 70 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...
Kinmundy, Farina, Omega and Stephen Forbes Station.
This includes Interstate 57 in Illinois near exit 127.
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 3865 8870 3865 8914 3876 8914 3882 8902
3883 8870
TIME...MOT...LOC 0527Z 241DEG 60KT 3872 8904
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Britt472
WWUS53 KLSX 110538
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
1138 PM CST Fri Dec 10 2021
ILC121-110600-
/O.CON.KLSX.TO.W.0061.000000T0000Z-211211T0600Z/
Marion IL-
1138 PM CST Fri Dec 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST FOR
NORTHERN MARION COUNTY...
At 1138 PM CST, a severe thunderstorm capable of producing a tornado
was located over Kinmundy, moving northeast at 70 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Salem, Kinmundy, Farina, Omega, Stephen Forbes Station, Tonti, Alma
and Brubaker.
This includes Interstate 57 in Illinois near exit 127.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 3865 8870 3865 8906 3882 8893 3883 8870
TIME...MOT...LOC 0538Z 246DEG 59KT 3880 8882
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
BSH585
WWUS53 KLSX 110555
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
1155 PM CST Fri Dec 10 2021
ILC121-110605-
/O.EXP.KLSX.TO.W.0061.000000T0000Z-211211T0600Z/
Marion IL-
1155 PM CST Fri Dec 10 2021
...THE TORNADO WARNING FOR NORTHERN MARION COUNTY WILL EXPIRE AT
MIDNIGHT 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 500 AM CST for south central
Illinois.
LAT...LON 3865 8870 3865 8906 3882 8893 3883 8870
TIME...MOT...LOC 0555Z 246DEG 59KT 3890 8853
$$
BSHThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 6:42 PM CST | Tornado Warning | LSX | Pike | 48 min |
| Dec 10, 7:11 PM CST | Tornado Warning | LSX | Pike | 49 min |
| Dec 10, 7:16 PM CST | Tornado Warning | LSX | Pike | 14 min |
| Dec 10, 7:30 PM CST | Tornado Warning | LSX | Calhoun, Greene, Jersey | 45 min |
| Dec 10, 7:35 PM CST | Tornado Warning | LSX | Calhoun, Jersey | 40 min |
| Dec 10, 7:36 PM CST | Tornado Warning | LSX | Pike | 21 min |
| Dec 10, 8:06 PM CST | Tornado Warning | LSX | Jersey, Macoupin, Madison | 39 min |
| Dec 10, 8:33 PM CST | Tornado Warning | LSX | Bond, Madison | 42 min |
| Dec 10, 8:37 PM CST | Tornado Warning | LSX | Macoupin, Madison | 17 min |
| Dec 10, 8:44 PM CST | Tornado Warning | LSX | Fayette, Macoupin, Madison, Montgomery | 46 min |
| Dec 10, 8:56 PM CST | Tornado Warning | LSX | Bond, Fayette, Montgomery | 34 min |
| Dec 10, 9:07 PM CST | Severe Thunderstorm Warning | LSX | Calhoun | 38 min |
| Dec 10, 9:39 PM CST | Tornado Warning | LSX | Macoupin, Madison | 51 min |
| Dec 10, 10:05 PM CST | Severe Thunderstorm Warning | LSX | Madison, Saint Clair | 25 min |
| Dec 10, 10:18 PM CST | Severe Thunderstorm Warning | LSX | Bond, Fayette, Macoupin, Madison, Montgomery | 57 min |
| Dec 10, 10:19 PM CST | Severe Thunderstorm Warning | LSX | Monroe, Randolph, Saint Clair | 41 min |
| Dec 10, 10:26 PM CST | Tornado Warning | LSX | Bond, Fayette, Montgomery | 49 min |
| Dec 10, 10:51 PM CST | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair, Washington | 39 min |
| Dec 10, 11:02 PM CST | Tornado Warning | LSX | Fayette | 29 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.