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Home Return to list Severe Thunderstorm Warning 0227 Issued by the St. Louis Forecast Office
Action: New Issued At: 2026-08-12 15:58:54
999
WUUS53 KLSX 122058
SVRLSX
ILC157-122145-
/O.NEW.KLSX.SV.W.0227.260812T2058Z-260812T2145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
358 PM CDT Wed Aug 12 2026
The National Weather Service in St Louis has issued a
* Severe Thunderstorm Warning for...
Central Randolph County in southwestern Illinois...
* Until 445 PM CDT.
* At 358 PM CDT, a severe thunderstorm was located 6 miles south of
Evansville, or 5 miles northeast of Ste. Genevieve, moving east at
20 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
* Locations impacted include...
Roots, Ellis Grove, Kaskaskia, New Palestine, Blair, Chester,
Bremen and Welge.
This includes the following State Parks...
Randolph County State Recreation Area and Turkey Bluffs State Fish
and Wildlife Area.
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 3807 9000 3806 8968 3785 8974 3785 8979
3786 8980 3788 8980 3791 8984 3787 8990
3789 8996 3793 8997 3794 8996 3795 8993
3796 8993 3796 8994 3797 8994 3796 9000
3800 9004
TIME...MOT...LOC 2058Z 289DEG 16KT 3801 8997
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Carney
Action: Continued Issued At: 2026-08-12 16:25:55
725
WWUS53 KLSX 122125
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
425 PM CDT Wed Aug 12 2026
ILC157-122145-
/O.CON.KLSX.SV.W.0227.000000T0000Z-260812T2145Z/
Randolph IL-
425 PM CDT Wed Aug 12 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR
CENTRAL RANDOLPH COUNTY...
At 425 PM CDT, a severe thunderstorm was located 6 miles northwest of
Chester, moving southeast at 10 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Roots, Ellis Grove, Kaskaskia, Chester, New Palestine, Bremen,
Welge and Blair.
This includes the following State Parks...
Randolph County State Recreation Area and Turkey Bluffs State Fish
and Wildlife Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds and large
hail.
&&
LAT...LON 3807 9000 3806 8968 3785 8974 3785 8979
3786 8980 3788 8980 3791 8984 3787 8990
3789 8996 3793 8997 3794 8996 3795 8993
3796 8993 3796 8994 3797 8994 3796 9000
3800 9004
TIME...MOT...LOC 2058Z 300DEG 9KT 3802 8998
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Carney
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