Alert archive / Missouri / Tornado Warnings in 2026

Tornado Warning 13, NWS St. Louis, MO

April 15, 2026Crawford County, Franklin County, Gasconade County, Missouri

NWS St. Louis, MO issued this tornado warning at Apr 15, 2026, 9:03 PM CDT for Crawford County, Franklin County, Gasconade County, Missouri. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 15, 2026, 9:03 PM CDT (02:03 UTC)
Expired: Apr 15, 2026, 9:31 PM CDT
In force: 28 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Crawford County, MO, Franklin County, MO, Gasconade County, MO

The radar

The St Louis radar (KLSX), 43 km from the middle of the area, began a volume at 02:03 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 15, 6:50 PM CDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 2.1 hours before the alert went out and 284 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 266 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 964 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 278 m²/s²
0-3 km storm-relative helicity: 257 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 5.1

Open this sounding in Storm Lab

The text

As transmitted.

404 
WFUS53 KLSX 160203
TORLSX
MOC055-071-073-160245-
/O.NEW.KLSX.TO.W.0013.260416T0203Z-260416T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
903 PM CDT Wed Apr 15 2026

The National Weather Service in St Louis has issued a

* Tornado Warning for...
  North Central Crawford County in east central Missouri...
  Franklin County in east central Missouri...
  Southeastern Gasconade County in east central Missouri...

* Until 945 PM CDT.

* At 903 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 10 miles southeast of Owensville, moving east at 55
  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.

* This tornado will be near...
  Sullivan around 920 PM CDT.
  Miramiguoa Park around 925 PM CDT.

Other locations impacted by the tornado include Oak Hill, Japan,
Stanton, Noser Mill, Piney Park, Moselle and Robertsville.

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

This includes Interstate 44 in Missouri between exits 225 and 253.

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 3821 9149 3832 9153 3858 9103 3858 9102
      3857 9102 3856 9100 3855 9099 3855 9097
      3853 9093 3853 9092 3854 9090 3855 9087
      3856 9085 3831 9076 3828 9077 3815 9147
TIME...MOT...LOC 0203Z 250DEG 47KT 3822 9141

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

Delia

2 follow-up statements

196 
WWUS53 KLSX 160216
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
916 PM CDT Wed Apr 15 2026

MOC055-073-160226-
/O.CAN.KLSX.TO.W.0013.000000T0000Z-260416T0245Z/
Crawford MO-Gasconade MO-
916 PM CDT Wed Apr 15 2026

...TORNADO WARNING IS CANCELLED FOR NORTH CENTRAL CRAWFORD AND
SOUTHEASTERN GASCONADE COUNTIES...

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 1200 AM CDT for a portion of
east central Missouri.

&&

LAT...LON 3840 9137 3858 9103 3857 9102 3856 9100
      3855 9099 3855 9097 3853 9093 3853 9092
      3854 9090 3855 9087 3856 9085 3831 9076
      3828 9077 3820 9118 3821 9137
TIME...MOT...LOC 0203Z 250DEG 47KT 3822 9141

$$


MOC071-160245-
/O.CON.KLSX.TO.W.0013.000000T0000Z-260416T0245Z/
Franklin MO-
916 PM CDT Wed Apr 15 2026

...TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR FRANKLIN
COUNTY...

At 916 PM CDT, a severe thunderstorm capable of producing a tornado
was located 5 miles north of Sullivan, moving east at 55 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.

This tornado will be near...
  Sullivan around 920 PM CDT.
  Miramiguoa Park around 925 PM CDT.
  St. Clair and Parkway around 930 PM CDT.

Other locations impacted by the tornado include Stanton, Noser Mill,
Piney Park, Moselle and Robertsville.

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

This includes Interstate 44 in Missouri between exits 225 and 253.

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 3840 9137 3858 9103 3857 9102 3856 9100
      3855 9099 3855 9097 3853 9093 3853 9092
      3854 9090 3855 9087 3856 9085 3831 9076
      3828 9077 3820 9118 3821 9137
TIME...MOT...LOC 0203Z 250DEG 47KT 3822 9141

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

Delia

780 
WWUS53 KLSX 160231
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
931 PM CDT Wed Apr 15 2026

MOC071-160241-
/O.CAN.KLSX.TO.W.0013.000000T0000Z-260416T0245Z/
Franklin MO-
931 PM CDT Wed Apr 15 2026

...TORNADO WARNING IS CANCELLED FOR FRANKLIN COUNTY...

The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.

&&

LAT...LON 3840 9137 3858 9103 3857 9102 3856 9100
      3855 9099 3855 9097 3853 9093 3853 9092
      3854 9090 3855 9087 3856 9085 3831 9076
      3828 9077 3820 9118 3821 9137
TIME...MOT...LOC 0216Z 251DEG 47KT 3828 9119

$$

Delia

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 15, 8:46 PM CDT	Severe Thunderstorm Warning	LSX	Crawford, Franklin, Gasconade, Osage	44 min
Apr 15, 9:02 PM CDT	Areal Flood Advisory	LSX	Crawford, Franklin, Gasconade	6 hr
Apr 15, 9:40 PM CDT	Tornado Warning	LSX	Saint Louis, City of Saint Louis	43 min
Apr 15, 10:15 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson, Saint Louis, City of Saint Louis	21 min
Apr 15, 10:24 PM CDT	Areal Flood Advisory	LSX	Saint Louis, City of Saint Louis	97 min
Apr 16, 12:37 PM CDT	Severe Thunderstorm Warning	LSX	Iron, Reynolds	53 min
Apr 16, 3:02 PM CDT	Severe Thunderstorm Warning	LSX	Reynolds	33 min
Apr 16, 4:22 PM CDT	Areal Flood Advisory	LSX	Cole	28 min
Apr 16, 4:37 PM CDT	Severe Thunderstorm Warning	LSX	Cole, Moniteau	38 min
Apr 16, 4:50 PM CDT	Flash Flood Warning	LSX	Boone, Callaway, Cole, Moniteau, Osage	3 hr
Apr 16, 5:09 PM CDT	Severe Thunderstorm Warning	LSX	Cole	38 min

Nearby

Tornado Warnings in Missouri, 2026 Every tornado warning in 2026 Tornadoes in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.