Alert archive / Illinois / Tornado Warnings in 2004

Tornado Warning 12, NWS St. Louis, MO

May 25, 2004Randolph County, Illinois

NWS St. Louis, MO issued this tornado warning at May 25, 2004, 4:28 PM CDT for Randolph County, Illinois. It was in force for 47 min. 1 report 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: May 25, 2004, 4:28 PM CDT (21:28 UTC)
Expired: May 25, 2004, 5:15 PM CDT
In force: 47 min
Issued by: NWS St. Louis, MO
Area: Counties, with a storm outline in the text

County Randolph County, IL

The radar

The St Louis radar (KLSX), 113 km from the middle of the area, began a volume at 21:28 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
May 25, 4:30 PM CDT	TSTM WND DMG	Chester, IL	TREES DOWN ON OLD ROUTE 3

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
May 25, 1:05 PM CDT	Severe Thunderstorm Watch	SPC	6 hr
May 25, 3:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.5 hours before the alert went out and 264 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 951 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 68 m²/s²
0-3 km storm-relative helicity: -7 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KLSX 252128
TORLSX
ILC157-252215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
428 PM CDT TUE MAY 25 2004

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN RANDOLPH COUNTY IN SOUTHWEST ILLINOIS

* UNTIL 515 PM CDT

* AT 428 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION NEAR BREMEN. THE STORM WAS
  MOVING EAST AT 25 MPH...AND MAY PRODUCE A TORNADO AT ANY TIME

* LOCATIONS IMPACTED INCLUDE...
  STEELEVILLE
  PERCY
  WELGE
  SHILOH HILL

THIS TORNADO WARNING IS AN UPGRADE TO THE SEVERE THUNDERSTORM WARNING
PREVIOUSLY ISSUED FOR THE WARNED AREA.

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER NOW MOVE TO A
BASEMENT...UNDERGROUND STORM SHELTER...OR AN INTERIOR ROOM OR HALLWAY
ON THE LOWEST LEVEL OF A STURDY BUILDING.

THE TORNADO WITH THIS STORM WILL LIKELY BE WRAPPED IN RAIN. DO NOT BE
LULLED INTO THINKING THE THREAT IS OVER DUE TO THE RAINFALL. STAY IN
SHELTER UNTIL THE LATEST WEATHER INFORMATION INDICATES THE THREAT HAS
PASSED.

LAT...LON 3801 8988 3791 8991 3786 8968 3803 8960

$$

BRITT

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 10:01 PM CDT	Tornado Warning	LSX	Adams, Pike	59 min
May 24, 10:12 PM CDT	Severe Thunderstorm Warning	LSX	Adams	48 min
May 24, 10:22 PM CDT	Severe Thunderstorm Warning	LSX	Brown	53 min
May 24, 10:52 PM CDT	Tornado Warning	LSX	Pike	53 min
May 24, 11:06 PM CDT	Tornado Warning	LSX	Adams	24 min
May 24, 11:21 PM CDT	Severe Thunderstorm Warning	LSX	Calhoun	39 min
May 24, 11:26 PM CDT	Severe Thunderstorm Warning	LSX	Greene	64 min
May 24, 11:48 PM CDT	Severe Thunderstorm Warning	LSX	Jersey, Macoupin	57 min
May 24, 11:58 PM CDT	Severe Thunderstorm Warning	LSX	Jersey	62 min
May 25, 12:04 AM CDT	Severe Thunderstorm Warning	LSX	Madison	56 min
May 25, 12:09 AM CDT	Severe Thunderstorm Warning	LSX	Montgomery	66 min
May 25, 12:43 AM CDT	Severe Thunderstorm Warning	LSX	Monroe	47 min
May 25, 12:44 AM CDT	Severe Thunderstorm Warning	LSX	Bond, Clinton, Fayette, Saint Clair	61 min
May 25, 1:17 AM CDT	Severe Thunderstorm Warning	LSX	Marion, Washington	43 min
May 25, 1:54 PM CDT	Severe Thunderstorm Warning	LSX	Madison	51 min
May 25, 1:57 PM CDT	Severe Thunderstorm Warning	LSX	Calhoun	48 min
May 25, 2:42 PM CDT	Severe Thunderstorm Warning	LSX	Madison, Saint Clair	63 min
May 25, 3:21 PM CDT	Severe Thunderstorm Warning	LSX	Clinton, Saint Clair, Washington	54 min
May 25, 3:47 PM CDT	Severe Thunderstorm Warning	LSX	Marion	43 min
May 25, 4:04 PM CDT	Severe Thunderstorm Warning	LSX	Randolph	56 min
May 25, 4:13 PM CDT	Severe Thunderstorm Warning	LSX	Washington	32 min
May 25, 5:16 PM CDT	Flash Flood Warning	LSX	Monroe	5 hr

Nearby

Tornado Warnings in Illinois, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.