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Severe Thunderstorm Warning 0236
Issued by the St. Louis Forecast Office

Action Issued Starts Expiration
New 2026-08-12 19:03:59 2026-08-12 19:03:00 2026-08-12 19:30:00
Expired 2026-08-12 19:33:30 2026-08-12 19:30:00


Action: New
Issued At: 2026-08-12 19:03:59

780 
WUUS53 KLSX 130003
SVRLSX
MOC186-187-130030-
/O.NEW.KLSX.SV.W.0236.260813T0003Z-260813T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
703 PM CDT Wed Aug 12 2026

The National Weather Service in St Louis has issued a

* Severe Thunderstorm Warning for...
  Southeastern Sainte Genevieve County in southeastern Missouri...
  Southeastern Saint Francois County in southeastern Missouri...

* Until 730 PM CDT.

* At 703 PM CDT, severe thunderstorms were located along a line from
  near Ste. Genevieve to over Knob Lick, or along a line from near
  Ste. Genevieve to 7 miles northwest of Fredericktown, moving
  southeast at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Coffman, Libertyville, River Aux Vases, Womac and Minnith.

This includes the following State Parks...
Hawn State Park.

This includes Interstate 55 in Missouri near exit 150.

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 3764 9041 3782 9025 3796 9012 3781 9001
      3775 9005 3767 9011 3764 9015
TIME...MOT...LOC 0003Z 306DEG 36KT 3794 9009 3781 9019 3765 9036

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Carney


Action: Expired
Issued At: 2026-08-12 19:33:30

723 
WWUS53 KLSX 130033
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
733 PM CDT Wed Aug 12 2026

MOC186-187-130043-
/O.EXP.KLSX.SV.W.0236.000000T0000Z-260813T0030Z/
Sainte Genevieve MO-Saint Francois MO-
733 PM CDT Wed Aug 12 2026

...SEVERE THUNDERSTORM WARNING HAS EXPIRED FOR SOUTHEASTERN SAINTE
GENEVIEVE AND SOUTHEASTERN SAINT FRANCOIS COUNTIES...

The storms which prompted the warning have moved out of the area.
Therefore, the warning has been allowed to expire. However, gusty
winds are still possible with these thunderstorms.

&&

LAT...LON 3764 9041 3782 9025 3796 9012 3781 9001
      3775 9005 3767 9011 3764 9015
TIME...MOT...LOC 0003Z 306DEG 36KT 3794 9008 3780 9018 3765 9036

$$

Carney



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