Alert archive / Illinois / Tornado Warnings in 2025

Tornado Warning 21, NWS St. Louis, MO

March 30, 2025Washington County, Illinois

NWS St. Louis, MO issued this tornado warning at Mar 30, 2025, 2:53 PM CDT for Washington County, Illinois. It was in force for 19 min. 3 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: Mar 30, 2025, 2:53 PM CDT (19:53 UTC)
Expired: Mar 30, 2025, 3:12 PM CDT
In force: 19 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.25 in

County Washington County, IL

The radar

The St Louis radar (KLSX), 127 km from the middle of the area, began a volume at 19:53 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
Mar 30, 2:53 PM CDT	HAIL 1	Addieville, IL	photos of hailstones compared to a quarter as well as wind driven hail damage to siding of a buiding. siding has multiple quarter sized holes.
Mar 30, 2:53 PM CDT	HAIL 1	Addieville, IL
Mar 30, 3:00 PM CDT	HAIL 1	1 W New Minden, IL	Broke siding.

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
Mar 30, 12:02 PM CDT	Tornado Watch	SPC	7 hr
Mar 30, 2:35 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.9 hours before the alert went out and 198 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 217 J/kg
Mixed-layer CIN: -115 J/kg
Mixed-layer LCL: 796 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 297 m²/s²
0-3 km storm-relative helicity: 279 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

954 
WFUS53 KLSX 301953
TORLSX
ILC189-302030-
/O.NEW.KLSX.TO.W.0021.250330T1953Z-250330T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
253 PM CDT Sun Mar 30 2025

The National Weather Service in St Louis has issued a

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

* Until 330 PM CDT.

* At 253 PM CDT, a severe thunderstorm capable of producing a 
  tornado was located near Nashville, moving east at 50 mph.

  HAZARD...Tornado and half dollar 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...
  Nashville, Wamac, Irvington, Beaucoup, Hoyleton, Covington, 
  Richview, Addieville, New Minden and Huegely.

This includes Interstate 64 in Illinois between exits 50 and 61.

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 3850 8914 3843 8915 3836 8915 3832 8949
      3842 8954 3851 8928 3851 8920
TIME...MOT...LOC 1953Z 251DEG 44KT 3838 8946

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.25 IN

$$

Elmore

1 follow-up statement

193 
WWUS53 KLSX 302012
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
312 PM CDT Sun Mar 30 2025

ILC189-302022-
/O.CAN.KLSX.TO.W.0021.000000T0000Z-250330T2030Z/
Washington IL-
312 PM CDT Sun Mar 30 2025

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

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

A Tornado Watch remains in effect until 1100 PM CDT Sunday for a 
portion of south central Illinois.

&&

LAT...LON 3850 8914 3843 8915 3836 8915 3832 8949
      3842 8954 3851 8928 3851 8920
TIME...MOT...LOC 1953Z 251DEG 44KT 3839 8945

$$

Elmore

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 30, 12:17 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Clinton, Fayette, Marion, Montgomery, Washington	43 min
Mar 30, 1:35 PM CDT	Severe Thunderstorm Warning	LSX	Monroe, Saint Clair	40 min
Mar 30, 1:58 PM CDT	Severe Thunderstorm Warning	LSX	Monroe, Randolph, Saint Clair	62 min
Mar 30, 2:07 PM CDT	Severe Thunderstorm Warning	LSX	Washington	23 min
Mar 30, 2:27 PM CDT	Severe Thunderstorm Warning	LSX	Monroe, Randolph	48 min
Mar 30, 2:32 PM CDT	Severe Thunderstorm Warning	LSX	Clinton, Saint Clair, Washington	43 min
Mar 30, 2:44 PM CDT	Severe Thunderstorm Warning	LSX	Marion	31 min
Mar 30, 3:11 PM CDT	Severe Thunderstorm Warning	LSX	Clinton, Marion, Washington	49 min
Mar 30, 3:16 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LSX	Randolph	44 min
Mar 30, 3:41 PM CDT	Severe Thunderstorm Warning	LSX	Washington	20 min
Mar 30, 3:59 PM CDT	Areal Flood Advisory	LSX	Marion	3 hr

Nearby

Tornado Warnings in Illinois, 2025 Every tornado warning in 2025 Tornadoes 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.