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Home Return to list Tornado Warning 0069 Issued by the St. Louis Forecast Office
Action: New Issued At: 2026-06-21 17:03:03
537
WFUS53 KLSX 212202
TORLSX
ILC027-119-163-212245-
/O.NEW.KLSX.TO.W.0069.260621T2202Z-260621T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
502 PM CDT Sun Jun 21 2026
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Northwestern Clinton County in south central Illinois...
Southeastern Madison County in southwestern Illinois...
Northeastern Saint Clair County in southwestern Illinois...
* Until 545 PM CDT.
* At 502 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Collinsville, moving east at 35 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...
Collinsville, Pontoon Beach, Caseyville, Fairview Heights,
Maryville, OFallon, Troy, Lebanon, St. Jacob, Summerfield,
Trenton, Highland, Aviston, Albers, St. Rose, Breese and
Germantown.
This includes Interstate 64 in Illinois between exits 12 and 14.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from 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 3866 9004 3873 9004 3876 8960 3874 8960
3874 8952 3853 8951 3860 9004
TIME...MOT...LOC 2202Z 267DEG 29KT 3866 8997
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
$$
BSH
Action: Continued Issued At: 2026-06-21 17:16:03
008
WWUS53 KLSX 212215
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
515 PM CDT Sun Jun 21 2026
ILC027-119-163-212245-
/O.CON.KLSX.TO.W.0069.000000T0000Z-260621T2245Z/
Clinton IL-Madison IL-Saint Clair IL-
515 PM CDT Sun Jun 21 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR
NORTHWESTERN CLINTON COUNTY IN SOUTH CENTRAL ILLINOIS AND
SOUTHEASTERN MADISON AND NORTHEASTERN SAINT CLAIR COUNTIES IN
SOUTHWESTERN ILLINOIS...
At 515 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Lebanon, moving east at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows and vehicles will occur. Tree damage is
likely.
Locations impacted include...
OFallon, Lebanon, St. Jacob, Summerfield, Highland, Trenton,
Aviston, Breese, St. Rose and Germantown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from windows. If you are outdoors, in a mobile home, or in a
vehicle, move to the closest substantial shelter and protect yourself
from flying debris.
&&
LAT...LON 3866 8991 3871 8991 3876 8960 3874 8960
3874 8952 3853 8951 3861 8991
TIME...MOT...LOC 2202Z 274DEG 25KT 3865 8997
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
$$
BSH
Action: Continued Issued At: 2026-06-21 17:24:03
109
WWUS53 KLSX 212223
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
523 PM CDT Sun Jun 21 2026
ILC027-119-163-212245-
/O.CON.KLSX.TO.W.0069.000000T0000Z-260621T2245Z/
Clinton IL-Madison IL-Saint Clair IL-
523 PM CDT Sun Jun 21 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR
NORTHWESTERN CLINTON COUNTY IN SOUTH CENTRAL ILLINOIS AND
SOUTHEASTERN MADISON AND NORTHEASTERN SAINT CLAIR COUNTIES IN
SOUTHWESTERN ILLINOIS...
At 523 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Lebanon, moving east at 30 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...
Summerfield, Trenton, Aviston, Breese, St. Rose and Germantown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from 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 3862 8982 3870 8981 3874 8960 3874 8952
3853 8951
TIME...MOT...LOC 2215Z 274DEG 25KT 3865 8985
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
$$
BSH
Action: Continued Issued At: 2026-06-21 17:38:04
480
WWUS53 KLSX 212237
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
537 PM CDT Sun Jun 21 2026
ILC163-212247-
/O.CAN.KLSX.TO.W.0069.000000T0000Z-260621T2245Z/
Saint Clair IL-
537 PM CDT Sun Jun 21 2026
...TORNADO WARNING IS CANCELLED FOR NORTHEASTERN SAINT CLAIR
COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 900 PM CDT Sunday for a
portion of southwest Illinois.
&&
LAT...LON 3866 8971 3870 8964 3871 8960 3871 8952
3853 8951 3859 8971
TIME...MOT...LOC 2223Z 274DEG 25KT 3864 8978
$$
ILC027-119-212245-
/O.CON.KLSX.TO.W.0069.000000T0000Z-260621T2245Z/
Clinton IL-Madison IL-
537 PM CDT Sun Jun 21 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR
NORTHWESTERN CLINTON COUNTY IN SOUTH CENTRAL ILLINOIS AND
SOUTHEASTERN MADISON COUNTY IN SOUTHWESTERN ILLINOIS...
At 537 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Trenton, or 7 miles west of Breese, moving east at
30 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...
Trenton, Aviston, Breese, St. Rose and Germantown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from 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 3866 8971 3870 8964 3871 8960 3871 8952
3853 8951 3859 8971
TIME...MOT...LOC 2223Z 274DEG 25KT 3864 8978
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
$$
BSH
Action: Cancelled Issued At: 2026-06-21 17:38:04
480
WWUS53 KLSX 212237
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
537 PM CDT Sun Jun 21 2026
ILC163-212247-
/O.CAN.KLSX.TO.W.0069.000000T0000Z-260621T2245Z/
Saint Clair IL-
537 PM CDT Sun Jun 21 2026
...TORNADO WARNING IS CANCELLED FOR NORTHEASTERN SAINT CLAIR
COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 900 PM CDT Sunday for a
portion of southwest Illinois.
&&
LAT...LON 3866 8971 3870 8964 3871 8960 3871 8952
3853 8951 3859 8971
TIME...MOT...LOC 2223Z 274DEG 25KT 3864 8978
$$
ILC027-119-212245-
/O.CON.KLSX.TO.W.0069.000000T0000Z-260621T2245Z/
Clinton IL-Madison IL-
537 PM CDT Sun Jun 21 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR
NORTHWESTERN CLINTON COUNTY IN SOUTH CENTRAL ILLINOIS AND
SOUTHEASTERN MADISON COUNTY IN SOUTHWESTERN ILLINOIS...
At 537 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Trenton, or 7 miles west of Breese, moving east at
30 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...
Trenton, Aviston, Breese, St. Rose and Germantown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from 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 3866 8971 3870 8964 3871 8960 3871 8952
3853 8951 3859 8971
TIME...MOT...LOC 2223Z 274DEG 25KT 3864 8978
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
$$
BSH
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