Alert archive / Missouri / Tornado Warnings in 2026
Tornado Warning 39, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Apr 27, 2026, 3:41 PM CDT for Audrain County, Callaway County, Missouri. It was in force for 49 min. 5 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
- Apr 27, 2026, 3:41 PM CDT (20:41 UTC)
- Expired
- Apr 27, 2026, 4:30 PM CDT
- In force
- 49 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Audrain County, MO, Callaway County, MO
The radar
The St Louis radar (KLSX), 127 km from the middle of the area, began a volume at 20:40 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 |
|---|---|---|---|
| Apr 27, 3:42 PM CDT | HAIL 2 | Mexico, MO | |
| Apr 27, 3:51 PM CDT | HAIL 0.88 | 2 Wsw Mexico, MO | |
| Apr 27, 3:55 PM CDT | HAIL 1.5 | 1 Wnw Mexico, MO | |
| Apr 27, 3:57 PM CDT | HAIL 1 | 1 W Mexico, MO | Report from mPING: Quarter (1.00 in.). |
| Apr 27, 4:10 PM CDT | HAIL 1.75 | 1 Nw Mexico, MO | picture received of hail with a quarter for reference. Time estimated. |
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 |
|---|---|---|---|
| Apr 27, 12:50 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 8.7 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.
- Mixed-layer CAPE
- 1944 J/kg
- Mixed-layer CIN
- -102 J/kg
- Mixed-layer LCL
- 759 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 564 m²/s²
- 0-3 km storm-relative helicity
- 669 m²/s²
- Significant tornado parameter
- 4.7
- Supercell composite
- 19.0
The text
As transmitted.
939
WFUS53 KLSX 272041
TORLSX
MOC007-027-272130-
/O.NEW.KLSX.TO.W.0039.260427T2041Z-260427T2130Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
341 PM CDT Mon Apr 27 2026
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Central Audrain County in central Missouri...
Northwestern Callaway County in central Missouri...
* Until 430 PM CDT.
* At 341 PM CDT, a severe thunderstorm capable of producing a tornado
was located 6 miles east of Murry, or 11 miles south of Centralia,
moving northeast at 35 mph.
HAZARD...Tornado and quarter size hail.
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...
Auxvasse around 355 PM CDT.
Mexico around 405 PM CDT.
Other locations impacted by the tornado include Hatton, Thompson,
Vandiver and Benton City.
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 3906 9211 3912 9211 3930 9183 3904 9171
3898 9215 3899 9214 3901 9214 3901 9213
3903 9213 3903 9214 3905 9213 3906 9213
TIME...MOT...LOC 2041Z 242DEG 29KT 3906 9208
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
$$
Jaja3 follow-up statements
609
WWUS53 KLSX 272102
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
402 PM CDT Mon Apr 27 2026
MOC027-272112-
/O.CAN.KLSX.TO.W.0039.000000T0000Z-260427T2130Z/
Callaway MO-
402 PM CDT Mon Apr 27 2026
...TORNADO WARNING IS CANCELLED FOR NORTHWESTERN CALLAWAY COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 900 PM CDT for a portion of
central Missouri.
&&
LAT...LON 3912 9211 3930 9183 3906 9172 3906 9211
TIME...MOT...LOC 2041Z 242DEG 29KT 3906 9207
$$
MOC007-272130-
/O.CON.KLSX.TO.W.0039.000000T0000Z-260427T2130Z/
Audrain MO-
402 PM CDT Mon Apr 27 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM CDT FOR CENTRAL
AUDRAIN COUNTY...
At 402 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Mexico, moving northeast at 45 mph.
HAZARD...Tornado and quarter size hail.
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...
Mexico around 405 PM CDT.
Other locations impacted by the tornado include Benton City and
Vandiver.
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 3912 9211 3930 9183 3906 9172 3906 9211
TIME...MOT...LOC 2041Z 243DEG 36KT 3907 9203
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
$$
Jaja829
WWUS53 KLSX 272110
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
410 PM CDT Mon Apr 27 2026
MOC007-272130-
/O.CON.KLSX.TO.W.0039.000000T0000Z-260427T2130Z/
Audrain MO-
410 PM CDT Mon Apr 27 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM CDT FOR CENTRAL
AUDRAIN COUNTY...
At 410 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Mexico, moving northeast at 55 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows and vehicles will occur. Tree damage is
likely.
This tornado will be near...
Mexico around 415 PM CDT.
Other locations impacted by the tornado include Vandiver, Benton City
and Thompson.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from windows. If you are outdoors, in a mobile home, or in a
vehicle, move to the closest substantial shelter and protect yourself
from flying debris.
&&
LAT...LON 3918 9201 3930 9183 3912 9175 3911 9200
TIME...MOT...LOC 2102Z 234DEG 45KT 3914 9201
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
$$
Jaja534 WWUS53 KLSX 272123 SVSLSX Severe Weather Statement National Weather Service St Louis MO 423 PM CDT Mon Apr 27 2026 MOC007-272133- /O.EXP.KLSX.TO.W.0039.000000T0000Z-260427T2130Z/ Audrain MO- 423 PM CDT Mon Apr 27 2026 ...TORNADO WARNING WILL EXPIRE AT 430 PM CDT FOR CENTRAL AUDRAIN COUNTY... The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Warning still remains in effect for Audrain County. A Tornado Warning still remains in effect for Audrain County. A Tornado Watch remains in effect until 900 PM CDT for a portion of central Missouri. && LAT...LON 3918 9201 3930 9183 3912 9175 3911 9200 TIME...MOT...LOC 2110Z 234DEG 45KT 3920 9190 $$ Elmore
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 8:43 PM CDT | Tornado Warning | LSX | Boone, Callaway, Cole, Moniteau | 30 min |
| Apr 26, 10:08 PM CDT | Tornado Warning | LSX | Osage | 13 min |
| Apr 27, 1:06 AM CDT | Severe Thunderstorm Warning | LSX | Crawford | 39 min |
| Apr 27, 2:10 AM CDT | Areal Flood Advisory | LSX | Crawford | 3 hr |
| Apr 27, 2:44 AM CDT | Severe Thunderstorm Warning | LSX | Washington | 31 min |
| Apr 27, 3:08 AM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve, Saint Francois, Washington | 52 min |
| Apr 27, 3:36 AM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve, Saint Francois | 39 min |
| Apr 27, 3:41 AM CDT | Severe Thunderstorm Warning | LSX | Franklin, Gasconade, Warren | 49 min |
| Apr 27, 4:02 AM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve | 24 min |
| Apr 27, 6:52 AM CDT | Severe Thunderstorm Warning | LSX | Knox, Shelby | 38 min |
| Apr 27, 7:35 AM CDT | Severe Thunderstorm Warning | LSX | Audrain, Boone, Monroe, Shelby | 55 min |
| Apr 27, 7:54 AM CDT | Tornado Warning | LSX | Monroe, Ralls | 51 min |
| Apr 27, 8:10 AM CDT | Severe Thunderstorm Warning | LSX | Audrain, Lincoln, Marion, Pike, Ralls | 65 min |
| Apr 27, 8:24 AM CDT | Tornado Warning | LSX | Pike, Ralls | 51 min |
| Apr 27, 10:09 AM CDT | River Flood Warning | LSX | Osage | 24 hr |
| Apr 27, 10:41 AM CDT | Flash Flood Warning | LSX | Boone, Cole, Moniteau | 3 hr |
| Apr 27, 11:18 AM CDT | Flood Watch | LSX | Audrain, Boone, Callaway, Cole, Franklin, Gasconade and 10 more | 10 hr |
| Apr 27, 11:48 AM CDT | Flash Flood Warning | LSX | Audrain, Boone, Callaway, Cole, Moniteau, Montgomery and 1 more | 3 hr |
| Apr 27, 12:09 PM CDT | Areal Flood Advisory | LSX | Lincoln, Pike, Warren | 3 hr |
| Apr 27, 12:27 PM CDT | Tornado Warning | LSX | Saint Charles, Saint Louis, City of Saint Louis | 48 min |
| Apr 27, 1:25 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Saint Charles, Saint Louis | 37 min |
| Apr 27, 1:51 PM CDT | Areal Flood Advisory | LSX | Montgomery, Warren | 3 hr |
| Apr 27, 1:55 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 45 min |
| Apr 27, 2:01 PM CDT | Tornado Warning | LSX | City of Saint Louis | 27 min |
| Apr 27, 2:05 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Montgomery, Pike, Warren | 40 min |
| Apr 27, 2:13 PM CDT | Areal Flood Advisory | LSX | Saint Louis, City of Saint Louis | 3 hr |
| Apr 27, 2:39 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles, Warren | 51 min |
| Apr 27, 2:42 PM CDT | River Flood Warning | LSX | Monroe | 20 hr |
| Apr 27, 2:49 PM CDT | Tornado Warning | LSX | Saint Charles, Warren | 41 min |
| Apr 27, 2:54 PM CDT | River Flood Warning | LSX | Jefferson, Saint Louis | 6 days |
| Apr 27, 2:57 PM CDT | Severe Thunderstorm Warning | LSX | Boone, Moniteau | 48 min |
| Apr 27, 3:05 PM CDT | River Flood Warning | LSX | Perry, Sainte Genevieve | 8 days |
| Apr 27, 3:14 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 46 min |
| Apr 27, 3:19 PM CDT | Tornado Warning | LSX | Saint Charles, Saint Louis | 41 min |
| Apr 27, 3:25 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Callaway | 42 min |
| Apr 27, 3:37 PM CDT | Flash Flood Warning | LSX | Boone | 5 hr |
| Apr 27, 3:39 PM CDT | River Flood Warning | LSX | Lewis | 11 hr |
| Apr 27, 3:41 PM CDT | River Flood Warning | LSX | Lincoln | 24 hr |
| Apr 27, 3:43 PM CDT | Severe Thunderstorm Warning | LSX | Boone | 62 min |
| Apr 27, 3:46 PM CDT | Severe Thunderstorm Warning | LSX | Marion, Pike, Ralls | 44 min |
| Apr 27, 3:46 PM CDT | Tornado Warning | LSX | Boone | 14 min |
| Apr 27, 3:53 PM CDT | River Flood Warning | LSX | Lincoln | 4 days |
| Apr 27, 3:59 PM CDT | River Flood Warning | LSX | Crawford, Washington | 18 hr |
| Apr 27, 4:00 PM CDT | Severe Thunderstorm Warning | LSX | Boone, Callaway, Moniteau | 60 min |
| Apr 27, 4:07 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Pike, Ralls | 53 min |
| Apr 27, 4:09 PM CDT | Tornado Warning | LSX | Audrain, Montgomery, Pike, Ralls | 51 min |
| Apr 27, 4:13 PM CDT | Flash Flood Warning | LSX | Audrain | 5 hr |
| Apr 27, 4:29 PM CDT | Tornado Warning | LSX | Boone, Callaway, Cole, Moniteau | 46 min |
| Apr 27, 4:34 PM CDT | Tornado Warning | LSX | Marion | 29 min |
| Apr 27, 4:35 PM CDT | Flash Flood Warning | LSX | Monroe | 5 hr |
| Apr 27, 4:46 PM CDT | Tornado Warning | LSX | Pike | 44 min |
| Apr 27, 4:52 PM CDT | Flash Flood Warning | LSX | Marion, Ralls | 4 hr |
| Apr 27, 4:54 PM CDT | Tornado Warning | LSX | Audrain, Pike | 21 min |
| Apr 27, 4:57 PM CDT | River Flood Warning | LSX | Callaway, Osage | 4 days |
| Apr 27, 4:57 PM CDT | River Flood Warning | LSX | Gasconade, Montgomery | 3 days |
| Apr 27, 4:57 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Montgomery, Pike | 63 min |
| Apr 27, 5:00 PM CDT | Tornado Warning | LSX | Pike | 30 min |
| Apr 27, 5:04 PM CDT | River Flood Warning | LSX | Marion | 22 hr |
| Apr 27, 5:09 PM CDT | Severe Thunderstorm Warning | LSX | Callaway | 19 min |
| Apr 27, 5:14 PM CDT | Severe Thunderstorm Warning | LSX | Callaway, Cole, Osage | 61 min |
| Apr 27, 5:20 PM CDT | Flash Flood Warning | LSX | Pike, Ralls | 3 hr |
| Apr 27, 5:21 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 39 min |
| Apr 27, 5:32 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln | 43 min |
| Apr 27, 5:47 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln | 58 min |
| Apr 27, 5:55 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Gasconade, Warren | 50 min |
| Apr 27, 5:57 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Washington | 48 min |
| Apr 27, 5:59 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles | 46 min |
| Apr 27, 6:09 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Warren | 36 min |
| Apr 27, 6:26 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson | 64 min |
| Apr 27, 6:28 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 47 min |
| Apr 27, 6:31 PM CDT | Tornado Warning | LSX | Franklin, Jefferson, Washington | 59 min |
| Apr 27, 6:40 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson, Saint Charles, Saint Louis | 48 min |
| Apr 27, 6:41 PM CDT | Tornado Warning | LSX | Saint Charles, Saint Louis | 32 min |
| Apr 27, 6:45 PM CDT | Severe Thunderstorm Warning | LSX | Crawford | 45 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.