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Home Return to list Severe Thunderstorm Warning 0257 Issued by the St. Louis Forecast Office
Action: New Issued At: 2026-09-20 18:04:01
991
WUUS53 KLSX 202303
SVRLSX
ILC051-210000-
/O.NEW.KLSX.SV.W.0257.260920T2303Z-260921T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
603 PM CDT Sun Sep 20 2026
The National Weather Service in St Louis has issued a
* Severe Thunderstorm Warning for...
Northern Fayette County in south central Illinois...
* Until 700 PM CDT.
* At 603 PM CDT, a severe thunderstorm was located over Ramsey, or 12
miles southeast of Nokomis, moving southeast at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
* Locations impacted include...
Bingham, Bayle City, Ramsey, Wrights Corner, Brownstown, Avena and
St. Elmo.
This includes the following State Parks...
Ramsey Lake State Recreation Area.
This includes Interstate 70 in Illinois near exit 76.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds and large
hail.
&&
LAT...LON 3912 8924 3921 8925 3922 8917 3922 8914
3914 8881 3903 8881 3891 8889
TIME...MOT...LOC 2303Z 298DEG 24KT 3916 8915
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Carney
Action: Continued Issued At: 2026-09-20 18:25:02
519
WWUS53 KLSX 202324
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
624 PM CDT Sun Sep 20 2026
ILC051-210000-
/O.CON.KLSX.SV.W.0257.000000T0000Z-260921T0000Z/
Fayette IL-
624 PM CDT Sun Sep 20 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT FOR
NORTHEASTERN FAYETTE COUNTY...
At 624 PM CDT, a severe thunderstorm was located 7 miles north of
Brownstown, or 10 miles northeast of Vandalia, moving southeast at 30
mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Wrights Corner, Brownstown, Avena and St. Elmo.
This includes Interstate 70 in Illinois near exit 76.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds and large
hail.
Tornadoes can develop quickly from severe thunderstorms. Seek shelter
immediately in an interior room on the lowest floor of a well-built
structure.
&&
LAT...LON 3911 8909 3919 8901 3914 8881 3903 8881
3891 8889
TIME...MOT...LOC 2303Z 298DEG 24KT 3916 8914
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Carney
Action: Cancelled Issued At: 2026-09-20 18:52:02
356
WWUS53 KLSX 202351
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
651 PM CDT Sun Sep 20 2026
ILC051-210001-
/O.CAN.KLSX.SV.W.0257.000000T0000Z-260921T0000Z/
Fayette IL-
651 PM CDT Sun Sep 20 2026
...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR NORTHEASTERN FAYETTE
COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled. However, gusty winds and
heavy rain are still possible with this thunderstorm.
&&
LAT...LON 3911 8909 3919 8901 3914 8881 3903 8881
3891 8889
TIME...MOT...LOC 2324Z 298DEG 24KT 3909 8898
$$
Carney
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