Alert archive / Illinois / Tornado Warnings in 2024
Tornado Warning 42, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Apr 18, 2024, 7:05 PM CDT for Clinton County, Marion County, Washington County, Illinois. It was in force for 55 min. 6 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
- Apr 18, 2024, 7:05 PM CDT (00:05 UTC)
- Expired
- Apr 18, 2024, 8:00 PM CDT
- In force
- 55 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), 123 km from the middle of the area, began a volume at 00:07 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 |
|---|---|---|---|
| Apr 18, 7:18 PM CDT | TSTM WND DMG | 1 E Junction City, IL | Report from mPING: Trees uprooted or snapped; Roof blown off. |
| Apr 18, 7:20 PM CDT | TSTM WND DMG | 1 E Junction City, IL | Report from mPING: 3-inch tree limbs broken; Power poles broken. |
| Apr 18, 7:22 PM CDT | TSTM WND DMG | Centralia, IL | trees and limbs down. |
| Apr 18, 7:25 PM CDT | TSTM WND DMG | 1 N Kinmundy, IL | Marion County Sheriffs Office reported a tree down on St. Peter Road at I-57. Time estimated from radar. |
| Apr 18, 7:34 PM CDT | TSTM WND DMG | 5 Ene Kell, IL | Marion County Sheriffs Office reported a tree on State Route 161 Extension at Lincoln Road. Time estimated by radar. |
| Apr 18, 7:35 PM CDT | TSTM WND DMG | Salem, IL | tree limbs down. |
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 |
|---|---|---|---|
| Apr 18, 12:56 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.1 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1011 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 468 m²/s²
- 0-3 km storm-relative helicity
- 850 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
959
WFUS53 KLSX 190005
TORLSX
ILC027-121-189-190100-
/O.NEW.KLSX.TO.W.0042.240419T0005Z-240419T0100Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
705 PM CDT Thu Apr 18 2024
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Northeastern Clinton County in south central Illinois...
Marion County in south central Illinois...
Northeastern Washington County in south central Illinois...
* Until 800 PM CDT.
* At 704 PM CDT, severe thunderstorms capable of producing a tornado
were located along a line extending from near Carlyle to near
Beckemeyer to near Nashville, moving east 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.
* These dangerous storms will be near...
Shattuc around 710 PM CDT.
Centralia, Centralia, Sandoval, Wamac, Central City, Irvington,
and Boulder around 715 PM CDT.
Odin, Patoka, and Fairman around 720 PM CDT.
Other locations in the path of these tornadic storms include Salem,
Kinmundy, Omega, Stephen Forbes Station, Farina and Helm.
This includes the following highways...
Interstate 57 in Illinois between exits 109 and 127.
Interstate 64 in Illinois near exit 61.
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 3847 8914 3839 8915 3839 8928 3874 8925
3874 8914 3882 8913 3883 8870 3848 8870
TIME...MOT...LOC 0004Z 257DEG 44KT 3865 8940 3855 8937 3843 8939
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CVKING3 follow-up statements
870
WWUS53 KLSX 190027
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
727 PM CDT Thu Apr 18 2024
ILC027-189-190036-
/O.CAN.KLSX.TO.W.0042.000000T0000Z-240419T0100Z/
Clinton IL-Washington IL-
727 PM CDT Thu Apr 18 2024
...THE TORNADO WARNING FOR NORTHEASTERN CLINTON AND NORTHEASTERN
WASHINGTON COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
south central Illinois.
&&
LAT...LON 3847 8914 3874 8914 3882 8901 3883 8870
3848 8870
TIME...MOT...LOC 0026Z 251DEG 49KT 3870 8905 3860 8903 3848 8904
$$
ILC121-190100-
/O.CON.KLSX.TO.W.0042.000000T0000Z-240419T0100Z/
Marion IL-
727 PM CDT Thu Apr 18 2024
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR MARION
COUNTY...
At 726 PM CDT, severe thunderstorms capable of producing tornadoes
were located along a line extending from near Fairman to Odin to near
Centralia, moving east 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...
Salem, Kinmundy, Farina, Omega, Stephen Forbes Station and Helm.
This includes Interstate 57 in Illinois between exits 109 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.
&&
LAT...LON 3847 8914 3874 8914 3882 8901 3883 8870
3848 8870
TIME...MOT...LOC 0026Z 251DEG 49KT 3870 8905 3860 8903 3848 8904
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CVKING707
WWUS53 KLSX 190035
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
735 PM CDT Thu Apr 18 2024
ILC121-190100-
/O.CON.KLSX.TO.W.0042.000000T0000Z-240419T0100Z/
Marion IL-
735 PM CDT Thu Apr 18 2024
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR MARION
COUNTY...
At 735 PM CDT, severe thunderstorms capable of producing tornadoes
were located along a line extending from near Kinmundy to near Salem
to 10 miles southeast of Odin, moving east at 50 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Salem, Odin, Kinmundy, Farina, Omega, Stephen Forbes Station, Helm,
Tonti, Iuka, Alma, Kell, Cartter, Selmaville, and Brubaker.
This includes Interstate 57 in Illinois between exits 109 and 127.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3847 8902 3873 8906 3883 8877 3883 8870
3848 8870
TIME...MOT...LOC 0035Z 257DEG 44KT 3872 8894 3862 8892 3850 8893
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CVKING343
WWUS53 KLSX 190052
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
752 PM CDT Thu Apr 18 2024
ILC121-190102-
/O.EXP.KLSX.TO.W.0042.000000T0000Z-240419T0100Z/
Marion IL-
752 PM CDT Thu Apr 18 2024
...THE TORNADO WARNING FOR MARION COUNTY WILL EXPIRE AT 800 PM CDT...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
south central Illinois.
&&
LAT...LON 3847 8902 3873 8906 3883 8877 3883 8870
3848 8870
TIME...MOT...LOC 0052Z 257DEG 44KT 3877 8868 3867 8866 3855 8867
$$
CVKINGThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 18, 7:01 PM CDT | Areal Flood Advisory | LSX | Fayette, Macoupin, Montgomery | 3 hr |
Nearby
Tornado Warnings in Illinois, 2024Every tornado warning in 2024Tornadoes in 2024
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.