Alert archive / Missouri / Tornado Warnings in 2025

Tornado Warning 22, NWS St. Louis, MO

April 2, 2025Audrain County, Boone County, Missouri

NWS St. Louis, MO issued this tornado warning at Apr 2, 2025, 10:36 AM CDT for Audrain County, Boone County, Missouri. It was in force for 39 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 2, 2025, 10:36 AM CDT (15:36 UTC)
Expired
Apr 2, 2025, 11:15 AM CDT
In force
39 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Audrain County, MO, Boone County, MO

The radar

The St Louis radar (KLSX), 131 km from the middle of the area, began a volume at 15:41 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.

IssuedProductOfficeLasted
Apr 2, 8:47 AM CDTTornado WatchSPC9 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 3.6 hours before the alert went out and 292 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-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2025-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 699 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2025-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 371 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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
699 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
991 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
371 m²/s²
0-3 km storm-relative helicity
453 m²/s²
Significant tornado parameter
1.4
Supercell composite
7.0

Open this sounding in Storm Lab

The text

As transmitted.

998 
WFUS53 KLSX 021536
TORLSX
MOC007-019-021615-
/O.NEW.KLSX.TO.W.0022.250402T1536Z-250402T1615Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
1036 AM CDT Wed Apr 2 2025

The National Weather Service in St Louis has issued a

* Tornado Warning for...
  Central Audrain County in central Missouri...
  Northeastern Boone County in central Missouri...

* Until 1115 AM CDT.

* At 1036 AM CDT, a severe thunderstorm capable of producing a 
  tornado was located near Murry, or 7 miles northeast of Columbia, 
  moving northeast at 65 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...
  Columbia, Centralia, Hallsville, Murry and Thompson.

This includes Interstate 70 in Missouri near exit 131.

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 3924 9215 3934 9205 3934 9172 3933 9172
      3906 9209 3906 9213 3904 9213 3903 9214
      3895 9225 3902 9236
TIME...MOT...LOC 1535Z 220DEG 54KT 3902 9227

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN

$$

BSH
3 follow-up statements
557 
WWUS53 KLSX 021549
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
1049 AM CDT Wed Apr 2 2025

MOC019-021559-
/O.CAN.KLSX.TO.W.0022.000000T0000Z-250402T1615Z/
Boone MO-
1049 AM CDT Wed Apr 2 2025

...TORNADO WARNING IS CANCELLED FOR NORTHEASTERN BOONE 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 400 PM CDT Wednesday for a 
portion of central Missouri.

&&

LAT...LON 3933 9172 3906 9208 3906 9211 3924 9210
      3934 9205 3934 9172
TIME...MOT...LOC 1536Z 220DEG 54KT 3903 9225

$$


MOC007-021615-
/O.CON.KLSX.TO.W.0022.000000T0000Z-250402T1615Z/
Audrain MO-
1049 AM CDT Wed Apr 2 2025

...TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 AM CDT FOR CENTRAL 
AUDRAIN COUNTY...

At 1049 AM CDT, a severe thunderstorm capable of producing a tornado 
was located near Centralia, moving northeast at 65 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...
  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 3933 9172 3906 9208 3906 9211 3924 9210
      3934 9205 3934 9172
TIME...MOT...LOC 1536Z 220DEG 54KT 3903 9225

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN

$$

BSH
117 
WWUS53 KLSX 021558
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
1058 AM CDT Wed Apr 2 2025

MOC007-021615-
/O.CON.KLSX.TO.W.0022.000000T0000Z-250402T1615Z/
Audrain MO-
1058 AM CDT Wed Apr 2 2025

...TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 AM CDT FOR NORTH 
CENTRAL AUDRAIN COUNTY...

At 1058 AM CDT, a severe thunderstorm capable of producing a tornado 
was located 8 miles northwest of Mexico, 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.

Locations impacted include...
  Mainly rural areas of North Central Audrain County.

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 3925 9205 3934 9201 3934 9172 3933 9172
      3920 9197
TIME...MOT...LOC 1549Z 221DEG 40KT 3917 9206

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN

$$

BSH
543 
WWUS53 KLSX 021605
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
1105 AM CDT Wed Apr 2 2025

MOC007-021615-
/O.EXP.KLSX.TO.W.0022.000000T0000Z-250402T1615Z/
Audrain MO-
1105 AM CDT Wed Apr 2 2025

...TORNADO WARNING WILL EXPIRE AT 1115 AM CDT FOR NORTH CENTRAL 
AUDRAIN COUNTY...

The storm which prompted the warning has moved out of the area. 
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 400 PM CDT Wednesday for a 
portion of central Missouri.

&&

LAT...LON 3933 9172 3920 9197 3925 9205 3934 9201
      3934 9172
TIME...MOT...LOC 1558Z 221DEG 40KT 3925 9197

$$

BSH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 2, 8:27 AM CDTSevere Thunderstorm WarningLSXAudrain, Marion, Pike, Ralls48 min
Apr 2, 9:09 AM CDTSevere Thunderstorm WarningLSXPike51 min
Apr 2, 10:12 AM CDTSevere Thunderstorm WarningLSXBoone, Moniteau48 min
Apr 2, 2:57 PM CDTTornado WarningLSXCrawford, Washington33 min
Apr 2, 3:25 PM CDTTornado WarningLSXJefferson, Saint Francois, Washington36 min
Apr 2, 3:26 PM CDTSevere Thunderstorm WarningLSXReynolds64 min
Apr 2, 3:55 PM CDTTornado WarningLSXJefferson, Saint Louis50 min
Apr 2, 3:56 PM CDTRiver Flood WarningLSXMonroe13 hr
Apr 2, 4:01 PM CDTSevere Thunderstorm WarningLSXIron, Madison, Saint Francois59 min
Apr 2, 4:07 PM CDTTornado WarningLSXIron, Madison, Saint Francois31 min
Apr 2, 4:30 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve30 min
Apr 2, 4:55 PM CDTSevere Thunderstorm WarningLSXIron, Reynolds45 min
Apr 2, 5:40 PM CDTSevere Thunderstorm WarningLSXMadison22 min
Apr 2, 5:46 PM CDTTornado WarningLSXMadison, Saint Francois23 min

Nearby

Tornado Warnings in Missouri, 2025Every tornado warning in 2025Tornadoes in 2025

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.