Alert archive / Illinois / Tornado Warnings in 2025

Tornado Warning 66, NWS St. Louis, MO

May 16, 20254 counties in Illinois

NWS St. Louis, MO issued this tornado warning at May 16, 2025, 3:18 PM CDT for 4 counties in Illinois. It was in force for 33 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
May 16, 2025, 3:18 PM CDT (20:18 UTC)
Expired
May 16, 2025, 3:51 PM CDT
In force
33 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Bond County, IL, Clinton County, IL, Fayette County, IL, Marion County, IL

The radar

The St Louis radar (KLSX), 125 km from the middle of the area, began a volume at 20:20 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
May 16, 11:58 AM CDTTornado WatchSPC8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.3 hours before the alert went out and 163 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 2025-05-16Temperature 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 2025-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2325 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
-15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

671 
WFUS53 KLSX 162018
TORLSX
ILC005-027-051-121-162100-
/O.NEW.KLSX.TO.W.0066.250516T2018Z-250516T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
318 PM CDT Fri May 16 2025

The National Weather Service in St Louis has issued a

* Tornado Warning for...
  Southeastern Bond County in south central Illinois...
  Northeastern Clinton County in south central Illinois...
  Southwestern Fayette County in south central Illinois...
  Northwestern Marion County in south central Illinois...

* Until 400 PM CDT.

* At 318 PM CDT, a severe thunderstorm capable of producing a 
  tornado was located near Beaver Creek, or 7 miles north of 
  Carlyle, moving northeast at 40 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.

* Locations impacted include...
  Carlyle, Kinmundy, Brownstown, Patoka, Tamalco, Beaver Creek, 
  Shobonier, Boulder, Pittsburg, Keyesport, St. Peter, Vernon and 
  St. Paul.

This includes the following State Parks...
	Carlyle Lake Recreational Area.

This includes the following highways...
	Interstate 70 in Illinois near exit 68.
	Interstate 57 in Illinois near exit 127.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm and may lead 
to flash flooding. Do not drive your vehicle through flooded 
roadways.

&&

LAT...LON 3874 8945 3876 8946 3901 8894 3876 8879
      3864 8938
TIME...MOT...LOC 2017Z 242DEG 36KT 3871 8935

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

$$

Kimble
2 follow-up statements
850 
WWUS53 KLSX 162031
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
331 PM CDT Fri May 16 2025

ILC005-027-162041-
/O.CAN.KLSX.TO.W.0066.000000T0000Z-250516T2100Z/
Bond IL-Clinton IL-
331 PM CDT Fri May 16 2025

...TORNADO WARNING IS CANCELLED FOR SOUTHEASTERN BOND AND 
NORTHEASTERN CLINTON COUNTIES...

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 
south central Illinois.

&&

LAT...LON 3874 8914 3874 8925 3880 8925 3886 8926
      3901 8894 3876 8879
TIME...MOT...LOC 2018Z 242DEG 36KT 3872 8934

$$


ILC051-121-162100-
/O.CON.KLSX.TO.W.0066.000000T0000Z-250516T2100Z/
Fayette IL-Marion IL-
331 PM CDT Fri May 16 2025

...TORNADO WARNING REMAINS IN EFFECT UNTIL 4 PM CDT FOR SOUTHWESTERN 
FAYETTE AND NORTHWESTERN MARION COUNTIES IN SOUTH CENTRAL ILLINOIS...

At 331 PM CDT, a severe thunderstorm capable of producing a tornado 
was located near Patoka, or 14 miles southeast of Greenville, 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.

Locations impacted include...
  Kinmundy, Brownstown, Patoka, Shobonier, Pittsburg, St. Peter, 
  Vernon and St. Paul.

This includes the following highways...
	Interstate 70 in Illinois near exit 68.
	Interstate 57 in Illinois near exit 127.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm and may lead 
to flash flooding. Do not drive your vehicle through flooded 
roadways.

&&

LAT...LON 3874 8914 3874 8925 3880 8925 3886 8926
      3901 8894 3876 8879
TIME...MOT...LOC 2018Z 242DEG 37KT 3872 8933

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

$$

Kimble
185 
WWUS53 KLSX 162051
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
351 PM CDT Fri May 16 2025

ILC051-121-162101-
/O.CAN.KLSX.TO.W.0066.000000T0000Z-250516T2100Z/
Fayette IL-Marion IL-
351 PM CDT Fri May 16 2025

...TORNADO WARNING IS CANCELLED FOR SOUTHWESTERN FAYETTE AND 
NORTHWESTERN MARION COUNTIES IN SOUTH CENTRAL ILLINOIS...

The storm which prompted the warning has moved out of the area. 
Therefore, the warning has been cancelled. However, gusty winds are 
still possible with this thunderstorm.

A Tornado Watch remains in effect until 700 PM CDT for a portion of 
south central Illinois.

&&

LAT...LON 3874 8914 3874 8925 3880 8925 3886 8926
      3901 8894 3876 8879
TIME...MOT...LOC 2031Z 242DEG 37KT 3878 8917

$$

Kimble

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 2:02 PM CDTSevere Thunderstorm Warning Considerable damage threatLSXCalhoun43 min
May 16, 2:26 PM CDTSevere Thunderstorm WarningLSXCalhoun, Greene, Jersey, Macoupin, Pike49 min
May 16, 2:34 PM CDTTornado WarningLSXMadison, Saint Clair41 min
May 16, 2:52 PM CDTSevere Thunderstorm WarningLSXClinton, Monroe, Randolph, Saint Clair, Washington30 min
May 16, 3:07 PM CDTSevere Thunderstorm WarningLSXMacoupin, Montgomery38 min
May 16, 3:14 PM CDTSevere Thunderstorm WarningLSXBond, Clinton, Fayette, Marion36 min
May 16, 3:29 PM CDTSevere Thunderstorm WarningLSXWashington31 min
May 16, 3:44 PM CDTTornado WarningLSXFayette, Marion14 min
May 16, 4:15 PM CDTSevere Thunderstorm WarningLSXMarion, Monroe, Randolph, Saint Clair, Washington24 min
May 16, 4:47 PM CDTSevere Thunderstorm WarningLSXRandolph43 min
May 16, 5:20 PM CDTSevere Thunderstorm WarningLSXFayette22 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.