Alert archive / Missouri / Tornado Warnings in 2025

Tornado Warning 25, NWS St. Louis, MO

April 2, 2025Jefferson County, Saint Louis County, Missouri; Monroe County, Saint Clair County, Illinois

NWS St. Louis, MO issued this tornado warning at Apr 2, 2025, 3:55 PM CDT for Jefferson County, Saint Louis County, Missouri; Monroe County, Saint Clair County, Illinois. It was in force for 50 min. 6 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 2, 2025, 3:55 PM CDT (20:55 UTC)
Expired
Apr 2, 2025, 4:45 PM CDT
In force
50 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Monroe County, IL, Saint Clair County, IL, Jefferson County, MO, Saint Louis County, MO

The radar

The St Louis radar (KLSX), 52 km from the middle of the area, began a volume at 20:59 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

TimeReportWhereRemark
Apr 2, 4:16 PM CDTFUNNEL CLOUD1 Ene Fountain, IL
Apr 2, 4:20 PM CDTHAIL 0.881 Sw Oakville, MO
Apr 2, 4:21 PM CDTHAIL 12 Ne Oakville, MOReport from mPING: Quarter (1.00 in.).
Apr 2, 4:22 PM CDTHAIL 11 Se Oakville, MOReport from mPING: Quarter (1.00 in.).
Apr 2, 4:25 PM CDTTSTM WND DMGDupo, ILA few powerlines down on main street in Dupo.
Apr 2, 4:40 PM CDTTSTM WND GST 603 Wnw Belleville, IL

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.

IssuedProductOfficeLasted
Apr 2, 8:47 AM CDTTornado WatchSPC9 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.9 hours before the alert went out and 251 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, Lincoln, IL at 12:00Z on 2025-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Lincoln, IL at 12:00Z on 2025-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 948 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
864 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
948 m²/s²
0-3 km storm-relative helicity
1028 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

As transmitted.

082 
WFUS53 KLSX 022055
TORLSX
ILC133-163-MOC099-189-022145-
/O.NEW.KLSX.TO.W.0025.250402T2055Z-250402T2145Z/

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

The National Weather Service in St Louis has issued a

* Tornado Warning for...
  Northwestern Monroe County in southwestern Illinois...
  Western Saint Clair County in southwestern Illinois...
  Central Jefferson County in east central Missouri...
  South Central Saint Louis County in east central Missouri...

* Until 445 PM CDT.

* At 355 PM CDT, a severe thunderstorm capable of producing a 
  tornado was located near De Soto, moving northeast at 50 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...
  Hillsboro and Olympian Village around 400 PM CDT.
  Festus around 405 PM CDT.

Other locations impacted by the tornado include Hematite, Victoria, 
Mapaville, Harrisonville, Kimmswick, Monroe City, Foster Pond, 
Wartburg, Madonnaville and New Hanover.

This includes the following State Parks...
Mastodon Historic Site, Sandy Creek Covered Bridge Historic Site and 
Gov. Dunklin's Grave Historic Site.

This includes Interstate 55 in Missouri between exits 174 and 191.

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 3811 9050 3830 9063 3845 9039 3862 9006
      3839 8985
TIME...MOT...LOC 2055Z 234DEG 42KT 3818 9059

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

$$

19
3 follow-up statements
210 
WWUS53 KLSX 022119
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
419 PM CDT Wed Apr 2 2025

MOC099-022129-
/O.CAN.KLSX.TO.W.0025.000000T0000Z-250402T2145Z/
Jefferson MO-
419 PM CDT Wed Apr 2 2025

...TORNADO WARNING IS CANCELLED FOR CENTRAL JEFFERSON COUNTY...

The storm which prompted the warning has moved out of the area. 
Therefore, the warning has been cancelled.

&&

LAT...LON 3839 9034 3840 9034 3841 9035 3844 9035
      3844 9034 3845 9034 3846 9035 3862 9006
      3839 8985 3825 9037 3834 9037 3838 9035
TIME...MOT...LOC 2055Z 234DEG 42KT 3818 9058

$$


ILC133-163-MOC189-022145-
/O.CON.KLSX.TO.W.0025.000000T0000Z-250402T2145Z/
Monroe IL-Saint Clair IL-Saint Louis MO-
419 PM CDT Wed Apr 2 2025

...TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR 
NORTHWESTERN MONROE AND NORTHWESTERN SAINT CLAIR COUNTIES IN 
SOUTHWESTERN ILLINOIS AND SOUTH CENTRAL SAINT LOUIS COUNTY IN EAST 
CENTRAL MISSOURI...

At 419 PM CDT, a severe thunderstorm capable of producing a tornado 
was located over Oakville, 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...
  Herculaneum around 405 PM CDT.

Other locations impacted by the tornado include Harrisonville, New 
Hanover, Barr and Sauget.

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 3839 9034 3840 9034 3841 9035 3844 9035
      3844 9034 3845 9034 3846 9035 3862 9006
      3839 8985 3825 9037 3834 9037 3838 9035
TIME...MOT...LOC 2055Z 230DEG 40KT 3826 9056

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

$$

19
339 
WWUS53 KLSX 022126
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
426 PM CDT Wed Apr 2 2025

MOC189-022136-
/O.CAN.KLSX.TO.W.0025.000000T0000Z-250402T2145Z/
Saint Louis MO-
426 PM CDT Wed Apr 2 2025

...TORNADO WARNING IS CANCELLED FOR SOUTH CENTRAL SAINT LOUIS 
COUNTY...

The storm which prompted the warning has moved out of the area. 
Therefore, the warning has been cancelled.

&&

LAT...LON 3841 9031 3843 9030 3844 9029 3847 9028
      3849 9027 3862 9006 3839 8985 3834 9022
TIME...MOT...LOC 2119Z 231DEG 40KT 3843 9029

$$


ILC133-163-022145-
/O.CON.KLSX.TO.W.0025.000000T0000Z-250402T2145Z/
Monroe IL-Saint Clair IL-
426 PM CDT Wed Apr 2 2025

...TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR 
NORTHWESTERN MONROE AND NORTHWESTERN SAINT CLAIR COUNTIES IN 
SOUTHWESTERN ILLINOIS...

At 426 PM CDT, a severe thunderstorm capable of producing a tornado 
was located near Columbia, moving northeast at 60 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.

Other locations impacted by the tornado include New Hanover, Barr 
and Floraville.

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 3841 9031 3843 9030 3844 9029 3847 9028
      3849 9027 3862 9006 3839 8985 3834 9022
TIME...MOT...LOC 2119Z 236DEG 50KT 3837 9027

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

$$

19
205 
WWUS53 KLSX 022131
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
431 PM CDT Wed Apr 2 2025

ILC133-022141-
/O.CAN.KLSX.TO.W.0025.000000T0000Z-250402T2145Z/
Monroe IL-
431 PM CDT Wed Apr 2 2025

...TORNADO WARNING IS CANCELLED FOR NORTHWESTERN MONROE COUNTY IN 
SOUTHWESTERN ILLINOIS...

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 700 PM CDT for a portion of 
southwest Illinois.

&&

LAT...LON 3862 9006 3839 8985 3836 9008 3841 9014
      3841 9015 3843 9015 3851 9024
TIME...MOT...LOC 2126Z 236DEG 50KT 3842 9016

$$


ILC163-022145-
/O.CON.KLSX.TO.W.0025.000000T0000Z-250402T2145Z/
Saint Clair IL-
431 PM CDT Wed Apr 2 2025

...TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR 
NORTHWESTERN SAINT CLAIR COUNTY...

At 431 PM CDT, a severe thunderstorm capable of producing a tornado 
was located over Millstadt, moving northeast at 60 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.

Other locations impacted by the tornado include Barr and Floraville.

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 3862 9006 3839 8985 3836 9008 3841 9014
      3841 9015 3843 9015 3851 9024
TIME...MOT...LOC 2126Z 236DEG 50KT 3842 9016

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

$$

19

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, 10:36 AM CDTTornado WarningLSXAudrain, Boone39 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, 3:56 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
Apr 2, 10:27 AM CDTRiver Flood WarningLSXClinton40 days
Apr 2, 3:46 PM CDTSevere Thunderstorm WarningLSXMacoupin13 min
Apr 2, 4:38 PM CDTSevere Thunderstorm WarningLSXBond, Clinton, Madison, Saint Clair52 min
Apr 2, 5:00 PM CDTSevere Thunderstorm WarningLSXRandolph, Saint Clair, Washington36 min
Apr 2, 5:11 PM CDTSevere Thunderstorm WarningLSXBond, Fayette, Montgomery64 min
Apr 2, 5:16 PM CDTTornado Warning Tornado observedLSXBond, Fayette, Montgomery44 min
Apr 2, 5:25 PM CDTSevere Thunderstorm WarningLSXClinton, Fayette, Marion, Washington50 min
Apr 2, 5:28 PM CDTTornado WarningLSXClinton, Marion, Washington47 min
Apr 2, 5:38 PM CDTTornado WarningLSXFayette34 min
Apr 2, 5:56 PM CDTTornado WarningLSXFayette10 min
Apr 2, 6:15 PM CDTTornado WarningLSXMarion15 min
Apr 2, 6:19 PM CDTTornado WarningLSXRandolph30 min
Apr 2, 6:28 PM CDTTornado WarningLSXWashington15 min
Apr 2, 6:48 PM CDTTornado WarningLSXMarion24 min

Nearby

Tornado Warnings in Missouri, 2025Tornado Warnings in Illinois, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.