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Home Return to list Severe Thunderstorm Warning 0232 Issued by the St. Louis Forecast Office
Action: New Issued At: 2026-08-12 17:19:56
559
WUUS53 KLSX 122219
SVRLSX
MOC071-122300-
/O.NEW.KLSX.SV.W.0232.260812T2219Z-260812T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
519 PM CDT Wed Aug 12 2026
The National Weather Service in St Louis has issued a
* Severe Thunderstorm Warning for...
Southern Franklin County in east central Missouri...
* Until 600 PM CDT.
* At 519 PM CDT, severe thunderstorms were located along a line from
over Washington to 5 miles south of Rosebud, or along a line from
over Washington to 7 miles east of Owensville, moving southeast at
40 mph.
HAZARD...60 mph wind gusts and small hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Union, Villa Ridge, St. Clair, Japan, Moselle, Gray Summit,
Parkway, Stanton, Sullivan, Robertsville, Piney Park, Catawissa,
Miramiguoa Park, Pacific and Lonedell.
This includes the following State Parks...
Robertsville State Park and Meramec State Park.
This includes Interstate 44 in Missouri between exits 225 and 257.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds.
&&
LAT...LON 3821 9137 3838 9116 3854 9095 3854 9093
3853 9092 3855 9088 3855 9086 3854 9074
3842 9074 3820 9078 3820 9087 3821 9097
3820 9099 3820 9136
TIME...MOT...LOC 2219Z 300DEG 34KT 3853 9100 3844 9104 3832 9138
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Carney
Action: Continued Issued At: 2026-08-12 17:37:57
017
WWUS53 KLSX 122237
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
537 PM CDT Wed Aug 12 2026
MOC071-122300-
/O.CON.KLSX.SV.W.0232.000000T0000Z-260812T2300Z/
Franklin MO-
537 PM CDT Wed Aug 12 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 6 PM CDT FOR
SOUTHERN FRANKLIN COUNTY...
At 537 PM CDT, severe thunderstorms were located along a line from
over Gray Summit to over Sullivan, moving southeast at 40 mph.
HAZARD...60 mph wind gusts and small hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Union, St. Clair, Parkway, Villa Ridge, Japan, Gray Summit, Piney
Park, Stanton, Moselle, Sullivan, Miramiguoa Park, Robertsville,
Catawissa, Lonedell and Pacific.
This includes the following State Parks...
Robertsville State Park and Meramec State Park.
This includes Interstate 44 in Missouri between exits 225 and 257.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds.
&&
LAT...LON 3821 9137 3838 9116 3854 9095 3854 9093
3853 9092 3855 9088 3855 9086 3854 9074
3842 9074 3820 9078 3820 9087 3821 9097
3820 9099 3820 9136
TIME...MOT...LOC 2219Z 304DEG 34KT 3856 9099 3838 9107 3832 9139
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Carney
Action: Continued Issued At: 2026-08-12 17:45:27
289
WWUS53 KLSX 122245
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
545 PM CDT Wed Aug 12 2026
MOC071-122300-
/O.CON.KLSX.SV.W.0232.000000T0000Z-260812T2300Z/
Franklin MO-
545 PM CDT Wed Aug 12 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 6 PM CDT FOR
SOUTHERN FRANKLIN COUNTY...
At 545 PM CDT, severe thunderstorms were located along a line from
near Pacific to over Sullivan, moving southeast at 45 mph.
HAZARD...60 mph wind gusts and small hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Union, St. Clair, Villa Ridge, Parkway, Gray Summit, Japan,
Moselle, Stanton, Piney Park, Sullivan, Robertsville, Miramiguoa
Park, Lonedell, Catawissa and Pacific.
This includes the following State Parks...
Robertsville State Park and Meramec State Park.
This includes Interstate 44 in Missouri between exits 225 and 257.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds.
&&
LAT...LON 3821 9137 3838 9116 3854 9095 3854 9093
3853 9092 3855 9088 3855 9086 3854 9074
3842 9074 3820 9078 3820 9087 3821 9097
3820 9099 3820 9136
TIME...MOT...LOC 2237Z 310DEG 38KT 3847 9080 3829 9088 3824 9120
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Carney
Action: Expired Issued At: 2026-08-12 18:04:28
841
WWUS53 KLSX 122303
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
603 PM CDT Wed Aug 12 2026
MOC071-122313-
/O.EXP.KLSX.SV.W.0232.000000T0000Z-260812T2300Z/
Franklin MO-
603 PM CDT Wed Aug 12 2026
...SEVERE THUNDERSTORM WARNING HAS EXPIRED FOR SOUTHERN FRANKLIN
COUNTY...
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been allowed to expire. However, gusty
winds and heavy rain are still possible with these thunderstorms.
&&
LAT...LON 3821 9137 3838 9116 3854 9095 3854 9093
3853 9092 3855 9088 3855 9086 3854 9074
3842 9074 3820 9078 3820 9087 3821 9097
3820 9099 3820 9136
TIME...MOT...LOC 2245Z 310DEG 38KT 3842 9073 3824 9081 3818 9113
$$
Carney
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