Alert archive / Missouri / Tornado Warnings in 2026
Tornado Warning 3, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Mar 11, 2026, 2:18 AM CDT for Montgomery County, Missouri. It was in force for 12 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
- Mar 11, 2026, 2:18 AM CDT (07:18 UTC)
- Expired
- Mar 11, 2026, 2:30 AM CDT
- In force
- 12 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County Montgomery County, MO
The radar
The St Louis radar (KLSX), 68 km from the middle of the area, began a volume at 07:18 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 nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 7.3 hours before the alert went out and 268 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.
- Mixed-layer CAPE
- 2012 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 1162 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 230 m²/s²
- 0-3 km storm-relative helicity
- 356 m²/s²
- Significant tornado parameter
- 2.8
- Supercell composite
- 15.0
The text
As transmitted.
293
WFUS53 KLSX 110718
TORLSX
MOC139-110745-
/O.NEW.KLSX.TO.W.0003.260311T0718Z-260311T0745Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
218 AM CDT Wed Mar 11 2026
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Northeastern Montgomery County in east central Missouri...
* Until 245 AM CDT.
* At 218 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Bellflower, or 9 miles east of Montgomery City,
moving northeast at 60 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.
* Locations impacted include...
Buell and Bellflower.
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 3890 9139 3901 9148 3914 9136 3914 9126
3896 9126
TIME...MOT...LOC 0718Z 235DEG 52KT 3899 9134
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Elmore2 follow-up statements
903
WWUS53 KLSX 110723
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
223 AM CDT Wed Mar 11 2026
MOC139-110745-
/O.CON.KLSX.TO.W.0003.000000T0000Z-260311T0745Z/
Montgomery MO-
223 AM CDT Wed Mar 11 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 245 AM CDT FOR
NORTHEASTERN MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI...
At 223 AM CDT, a severe thunderstorm capable of producing a tornado
was located over Bellflower, or 10 miles east of Montgomery City,
moving northeast at 40 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Bellflower.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from windows. If you are outdoors, in a mobile home, or in a
vehicle, move to the closest substantial shelter and protect yourself
from flying debris.
&&
LAT...LON 3893 9133 3905 9142 3914 9136 3914 9126
3896 9126
TIME...MOT...LOC 0718Z 237DEG 35KT 3897 9137
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Elmore126
WWUS53 KLSX 110730
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
230 AM CDT Wed Mar 11 2026
MOC139-110740-
/O.CAN.KLSX.TO.W.0003.000000T0000Z-260311T0745Z/
Montgomery MO-
230 AM CDT Wed Mar 11 2026
...TORNADO WARNING IS CANCELLED FOR NORTHEASTERN MONTGOMERY COUNTY IN
EAST CENTRAL MISSOURI...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled. However, gusty winds are
still possible with this thunderstorm.
&&
LAT...LON 3893 9133 3905 9142 3914 9136 3914 9126
3896 9126
TIME...MOT...LOC 0723Z 237DEG 35KT 3900 9132
$$
ElmoreThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 10, 9:12 PM CDT | Severe Thunderstorm Warning | LSX | Knox, Lewis, Shelby | 27 min |
| Mar 10, 9:44 PM CDT | Severe Thunderstorm Warning | LSX | Lewis | 31 min |
| Mar 10, 9:47 PM CDT | Severe Thunderstorm Warning | LSX | Knox, Lewis, Shelby | 38 min |
| Mar 10, 10:14 PM CDT | Severe Thunderstorm Warning | LSX | Lewis, Marion | 34 min |
| Mar 11, 2:26 AM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Montgomery, Warren | 49 min |
| Mar 11, 2:48 AM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles | 27 min |
| Mar 11, 3:17 AM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles, Saint Louis, City of Saint Louis | 43 min |
| Mar 11, 4:35 AM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Sainte Genevieve, Saint Francois | 40 min |
Nearby
Tornado Warnings in Missouri, 2026Every tornado warning in 2026Tornadoes 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.