Alert archive / Illinois / Tornado Warnings in 2004

Tornado Warning 6, NWS St. Louis, MO

May 24, 2004Adams County, Pike County, Illinois

NWS St. Louis, MO issued this tornado warning at May 24, 2004, 10:01 PM CDT for Adams County, Pike County, Illinois. It was in force for 59 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 24, 2004, 10:01 PM CDT (03:01 UTC)
Expired: May 24, 2004, 11:00 PM CDT
In force: 59 min
Issued by: NWS St. Louis, MO
Area: Counties, with a storm outline in the text

Counties Adams County, IL, Pike County, IL

The radar

The St Louis radar (KLSX), 128 km from the middle of the area, began a volume at 03:04 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.

Issued	Product	Office	Lasted
May 24, 5:45 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 3.0 hours before the alert went out and 220 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: 150 J/kg
Mixed-layer CIN: -246 J/kg
Mixed-layer LCL: 1872 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 21 m²/s²
0-3 km storm-relative helicity: 112 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 250301
TORLSX
ILC001-149-250400-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1000 PM CDT MON MAY 24 2004

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN ADAMS COUNTY IN WEST CENTRAL ILLINOIS
  NORTHERN PIKE COUNTY IN WEST CENTRAL ILLINOIS

* UNTIL 1100 PM CDT

* AT 1000 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 6 MILES SOUTHWEST OF
  MARBLEHEAD. THE STORM WAS MOVING EAST AT 40 MPH...AND MAY PRODUCE A
  TORNADO AT ANY TIME

* LOCATIONS IMPACTED INCLUDE...
  SEEHORN
  FALL CREEK
  PLAINVILLE
  BEVERLY
  BAYLIS
  FISHHOOK
  PAYSON
  BARRY

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.

IT IS OFTEN IMPOSSIBLE TO SEE A TORNADO AT NIGHT. DO NOT WAIT...TAKE
COVER NOW

LAT...LON 3984 9140 3969 9130 3966 9066 3994 9094

$$

BRITT

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 10:12 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, 4:28 PM CDT	Tornado Warning	LSX	Randolph	47 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.