Alert archive / Missouri / Tornado Warnings in 2021
Tornado Warning 26, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Oct 24, 2021, 8:09 PM CDT for Sainte Genevieve County, Saint Francois County, Missouri. It was in force for 40 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Oct 24, 2021, 8:09 PM CDT (01:09 UTC)
- Expired
- Oct 24, 2021, 8:49 PM CDT
- In force
- 40 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Saint Francois County, MO, Sainte Genevieve County, MO
The radar
The St Louis radar (KLSX), 107 km from the middle of the area, began a volume at 01:08 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 24, 8:25 PM CDT | TORNADO | 2 Ssw Libertyville, MO | HOUSE COMPLETELY DESTROYED ON OLD FREDERICKTOWN RD; INJURIES UNKNOWN. |
| Oct 24, 8:25 PM CDT | TORNADO | 3 Se Farmington, MO | FOUR HOUSES DESTROYED NEAR POSSUM HOLLOW RD AND OLD FREDERICKTOWN RD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 24, 5:44 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 1.2 hours before the alert went out and 310 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
- 3 J/kg
- Mixed-layer CIN
- -286 J/kg
- Mixed-layer LCL
- 585 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 371 m²/s²
- 0-3 km storm-relative helicity
- 467 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.1
The text
As transmitted.
959
WFUS53 KLSX 250109
TORLSX
MOC186-187-250200-
/O.NEW.KLSX.TO.W.0026.211025T0109Z-211025T0200Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
809 PM CDT Sun Oct 24 2021
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Southwestern Ste. Genevieve County in southeastern Missouri...
Southwestern St. Francois County in southeastern Missouri...
* Until 900 PM CDT.
* At 808 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Iron Mountain Lake, moving northeast at 45 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 dangerous storm will be near...
Park Hills around 820 PM CDT.
Farmington and Knob Lick around 825 PM CDT.
Other locations in the path of this tornadic thunderstorm include
Coffman, Weingarten and Rocky Ridge.
This also includes St. Joe State Park and Hawn State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid 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 3775 9064 3799 9012 3764 9019 3765 9065
TIME...MOT...LOC 0108Z 240DEG 39KT 3766 9060
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Glass4 follow-up statements
813
WWUS53 KLSX 250120
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
820 PM CDT Sun Oct 24 2021
MOC186-187-250200-
/O.CON.KLSX.TO.W.0026.000000T0000Z-211025T0200Z/
Ste. Genevieve MO-St. Francois MO-
820 PM CDT Sun Oct 24 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
SOUTHWESTERN STE. GENEVIEVE AND SOUTHWESTERN ST. FRANCOIS COUNTIES...
At 820 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Farmington, moving northeast at 45 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Farmington around 825 PM CDT.
Other locations in the path of this tornadic thunderstorm include
Coffman and Weingarten.
This also includes St. Joe State Park and Hawn State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3780 9052 3799 9012 3764 9019 3765 9055
TIME...MOT...LOC 0120Z 240DEG 38KT 3772 9046
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Glass477
WWUS53 KLSX 250128 CCA
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
828 PM CDT Sun Oct 24 2021
MOC186-187-250215-
/O.COR.KLSX.TO.W.0026.000000T0000Z-211025T0200Z/
Ste. Genevieve MO-St. Francois MO-
828 PM CDT Sun Oct 24 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
SOUTHWESTERN STE. GENEVIEVE AND SOUTHWESTERN ST. FRANCOIS COUNTIES...
At 828 PM CDT, a confirmed large and extremely dangerous tornado was
located over Farmington, moving northeast at 45 mph.
This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!
HAZARD...Damaging tornado.
SOURCE...Radar confirmed tornado.
IMPACT...You are in a life-threatening situation. Flying debris may
be deadly to those caught without shelter. Mobile homes
will be destroyed. Considerable damage to homes,
businesses, and vehicles is likely and complete destruction
is possible.
The tornado will be near...
Coffman around 840 PM CDT.
Other locations in the path of this tornadic thunderstorm include
Weingarten.
This also includes St. Joe State Park and Hawn State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, TAKE COVER NOW! Move
to a basement or an interior room on the lowest floor of a sturdy
building. Avoid 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 3780 9052 3799 9012 3764 9019 3765 9055
TIME...MOT...LOC 0120Z 240DEG 38KT 3772 9046
TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
MAX HAIL SIZE...<.75 IN
$$
Glass732
WWUS53 KLSX 250144
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
844 PM CDT Sun Oct 24 2021
MOC186-187-250200-
/O.CON.KLSX.TO.W.0026.000000T0000Z-211025T0200Z/
Ste. Genevieve MO-St. Francois MO-
844 PM CDT Sun Oct 24 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
SOUTHWESTERN STE. GENEVIEVE AND SOUTH CENTRAL ST. FRANCOIS
COUNTIES...
At 844 PM CDT, a confirmed tornado was located over Coffman, moving
northeast at 40 mph.
HAZARD...Damaging tornado.
SOURCE...Radar confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
southwestern Ste. Genevieve and south central St. Francois Counties,
including the following locations... Libertyville.
This also includes Hawn State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 3775 9042 3791 9014 3764 9019 3765 9055
TIME...MOT...LOC 0144Z 246DEG 35KT 3781 9019
TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN
$$
Glass087
WWUS53 KLSX 250149
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
849 PM CDT Sun Oct 24 2021
MOC186-187-250159-
/O.CAN.KLSX.TO.W.0026.000000T0000Z-211025T0200Z/
Ste. Genevieve MO-St. Francois MO-
849 PM CDT Sun Oct 24 2021
...THE TORNADO WARNING FOR SOUTHWESTERN STE. GENEVIEVE AND SOUTH
CENTRAL ST. FRANCOIS COUNTIES IS CANCELLED...
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 100 AM CDT for southeastern
Missouri.
LAT...LON 3775 9042 3791 9014 3764 9019 3765 9055
TIME...MOT...LOC 0147Z 240DEG 38KT 3784 9013
$$
GlassThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 24, 7:00 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 34 min |
| Oct 24, 7:03 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Montgomery, Warren | 42 min |
| Oct 24, 7:06 PM CDT | Tornado Warning | LSX | Reynolds | 39 min |
| Oct 24, 7:07 PM CDT | Severe Thunderstorm Warning | LSX | Callaway, Franklin, Gasconade, Montgomery, Osage, Warren | 38 min |
| Oct 24, 7:09 PM CDT | Tornado Warning | LSX | Crawford, Iron, Washington | 31 min |
| Oct 24, 7:37 PM CDT | Severe Thunderstorm Warning | LSX | Reynolds | 38 min |
| Oct 24, 7:39 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Sainte Genevieve, Saint Francois, Washington | 51 min |
| Oct 24, 7:48 PM CDT | Tornado Warning | LSX | Iron, Madison, Reynolds, Saint Francois | 27 min |
| Oct 24, 8:03 PM CDT | Tornado Warning | LSX | Sainte Genevieve, Saint Francois | 42 min |
| Oct 24, 8:10 PM CDT | Tornado Warning | LSX | Iron, Madison, Reynolds | 50 min |
| Oct 24, 8:23 PM CDT | Tornado Warning | LSX | Iron, Madison, Reynolds | 52 min |
| Oct 24, 8:34 PM CDT | Tornado Warning | LSX | Sainte Genevieve | 41 min |
| Oct 24, 8:48 PM CDT | Tornado Warning | LSX | Madison, Saint Francois | 27 min |
| Oct 24, 9:08 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Saint Louis | 54 min |
| Oct 24, 9:11 PM CDT | Tornado Warning | LSX | Iron, Madison | 49 min |
| Oct 24, 9:12 PM CDT | Flash Flood Warning | LSX | Iron, Madison | 4 hr |
| Oct 24, 9:37 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Reynolds | 36 min |
| Oct 24, 10:07 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Reynolds | 38 min |
| Oct 24, 10:12 PM CDT | Flash Flood Warning | LSX | Madison | 4 hr |
Nearby
Tornado Warnings in Missouri, 2021Every tornado warning in 2021Tornadoes in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.