Alert archive / Illinois / Tornado Warnings in 2025

Tornado Warning 36, NWS St. Louis, MO

April 19, 2025Marion County, Illinois

NWS St. Louis, MO issued this tornado warning at Apr 19, 2025, 2:35 AM CDT for Marion County, Illinois. It was in force for 14 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
Apr 19, 2025, 2:35 AM CDT (07:35 UTC)
Expired
Apr 19, 2025, 2:49 AM CDT
In force
14 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

County Marion County, IL

The radar

The Evansville,IN radar (KVWX), 107 km from the middle of the area, began a volume at 07:33 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 19, 2:38 AM CDTTSTM WND DMG3 Ne Brubaker, ILA couple of outbuildings were destroyed along Kinmundy Road just south of Williams Road. Time estimated by radar.
Apr 19, 2:39 AM CDTTSTM WND DMGStephen Forbes Station, ILMutiple trees down around Forbes State Park. Time estimated by radar.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 7.6 hours before the alert went out and 161 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 00:00Z on 2025-04-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 624 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, Lincoln, IL at 00:00Z on 2025-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 194 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
624 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
1213 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
194 m²/s²
0-3 km storm-relative helicity
116 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.4

Open this sounding in Storm Lab

The text

As transmitted.

232 
WFUS53 KLSX 190735
TORLSX
ILC121-190800-
/O.NEW.KLSX.TO.W.0036.250419T0735Z-250419T0800Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
235 AM CDT Sat Apr 19 2025

The National Weather Service in St Louis has issued a

* Tornado Warning for...
  Northeastern Marion County in south central Illinois...

* Until 300 AM CDT.

* At 235 AM CDT, a severe thunderstorm capable of producing a 
  tornado was located 6 miles northeast of Salem, 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...
  Salem, Kinmundy, Omega, Stephen Forbes Station, Iuka, Alma and 
  Brubaker.

This includes Interstate 57 in Illinois near exit 127.

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 3882 8870 3859 8870 3857 8895 3877 8899
TIME...MOT...LOC 0735Z 245DEG 56KT 3869 8890

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

Kimble
1 follow-up statement
783 
WWUS53 KLSX 190749
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
249 AM CDT Sat Apr 19 2025

ILC121-190759-
/O.CAN.KLSX.TO.W.0036.000000T0000Z-250419T0800Z/
Marion IL-
249 AM CDT Sat Apr 19 2025

...TORNADO WARNING IS CANCELLED FOR NORTHEASTERN MARION COUNTY IN 
SOUTH CENTRAL ILLINOIS...

The tornado threat has diminished and the Tornado Warning has been 
cancelled. However, damaging winds remain likely and a Severe 
Thunderstorm Warning remains in effect for the area.

&&

LAT...LON 3882 8870 3859 8870 3857 8895 3877 8899
TIME...MOT...LOC 0735Z 245DEG 56KT 3869 8889

$$

Kimble

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 1:40 AM CDTSevere Thunderstorm WarningLSXBond, Clinton, Madison, Saint Clair50 min
Apr 19, 1:43 AM CDTSevere Thunderstorm WarningLSXClinton, Monroe, Randolph, Saint Clair, Washington47 min
Apr 19, 2:16 AM CDTSevere Thunderstorm WarningLSXClinton, Fayette, Marion44 min

Nearby

Tornado 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.