Alert archive / Illinois / Tornado Warnings in 2012

Tornado Warning 3, NWS Lincoln, IL

March 23, 2012Clay County, Illinois

NWS Lincoln, IL issued this tornado warning at Mar 23, 2012, 2:08 PM CDT for Clay County, Illinois. It was in force for 27 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: Mar 23, 2012, 2:08 PM CDT (19:08 UTC)
Expired: Mar 23, 2012, 2:35 PM CDT
In force: 27 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon

County Clay County, IL

The radar

The Evansville,IN radar (KVWX), 92 km from the middle of the area, began a volume at 19:12 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 23, 2:15 PM CDT	TSTM WND DMG	2 Se Xenia, IL	TREES BLOWN DOWN.
Mar 23, 2:19 PM CDT	TSTM WND GST 55	Xenia, IL	ALSO REPORTED SMALL HAIL.

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 23, 11:44 AM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.1 hours before the alert went out and 156 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: 808 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 57 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.

290 
WFUS53 KILX 231908
TORILX
ILC025-231945-
/O.NEW.KILX.TO.W.0003.120323T1908Z-120323T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
208 PM CDT FRI MAR 23 2012

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  CLAY COUNTY IN SOUTH CENTRAL ILLINOIS...

* UNTIL 245 PM CDT.

* AT 203 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
  A CONFIRMED TORNADO 3 MILES EAST OF IUKA...OR 12 MILES SOUTHWEST OF 
  FLORA. DOPPLER RADAR SHOWED THIS TORNADO MOVING NORTHEAST AT 35 MPH. 
  THIS STORM HAS A LONG HISTORY OF PRODUCING BRIEF TORNADO TOUCHDOWNS
  AND FUNNEL CLOUDS...AS WELL AS HAIL THE SIZE OF GOLF BALLS.

* LOCATIONS IMPACTED INCLUDE...
  FLORA...XENIA...LOUISVILLE AND OSKALOOSA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3877 8869 3885 8859 3885 8834 3861 8851
      3861 8870
TIME...MOT...LOC 1908Z 210DEG 32KT 3859 8861

$$

GEELHART

2 follow-up statements

626 
WWUS53 KILX 231922
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
222 PM CDT FRI MAR 23 2012

ILC025-231945-
/O.CON.KILX.TO.W.0003.000000T0000Z-120323T1945Z/
CLAY IL-
222 PM CDT FRI MAR 23 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR CLAY COUNTY UNTIL 245 PM
CDT...

AT 220 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR XENIA...OR 6 MILES WEST OF FLORA...MOVING
NORTHEAST AT 35 MPH. THE STORM PRODUCED 55 MPH WINDS AS IT PASSED 
THROUGH XENIA.

ANOTHER SEVERE THUNDERSTORM WAS LOCATED IN NORTHEAST MARION 
COUNTY...AND WILL MOVE INTO WESTERN CLAY COUNTY NEAR OSKALOOSA. 
THIS STORM HAS HAD A HISTORY OF PRODUCING BRIEF TORNADOES AND 
LARGE HAIL.

LOCATIONS IMPACTED INCLUDE...
  FLORA...LOUISVILLE AND OSKALOOSA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN LINCOLN.

&&

LAT...LON 3877 8869 3885 8859 3885 8834 3861 8851
      3861 8870
TIME...MOT...LOC 1921Z 211DEG 32KT 3868 8856

$$
GEELHART

370 
WWUS53 KILX 231935
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
235 PM CDT FRI MAR 23 2012

ILC025-231944-
/O.CAN.KILX.TO.W.0003.000000T0000Z-120323T1945Z/
CLAY IL-
235 PM CDT FRI MAR 23 2012

...THE TORNADO WARNING FOR SOUTHWESTERN CLAY COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED NORTH OF THIS AREA....
AND A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN CLAY COUNTY 
UNTIL 315 PM. 

LAT...LON 3877 8869 3885 8859 3885 8834 3861 8851
      3861 8870
TIME...MOT...LOC 1934Z 211DEG 32KT 3878 8848

$$

GEELHART

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 23, 1:11 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Cumberland, Effingham, Shelby	29 min
Mar 23, 1:33 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Moultrie	42 min
Mar 23, 2:12 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Douglas	35 min
Mar 23, 2:14 PM CDT	Severe Thunderstorm Warning	ILX	Lawrence, Richland	31 min
Mar 23, 2:28 PM CDT	Tornado Warning	ILX	Clay, Effingham	30 min
Mar 23, 2:33 PM CDT	Severe Thunderstorm Warning	ILX	Lawrence	37 min
Mar 23, 2:39 PM CDT	Severe Thunderstorm Warning	ILX	Crawford, Jasper, Lawrence, Richland	22 min
Mar 23, 2:44 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	46 min
Mar 23, 2:53 PM CDT	Tornado Warning	ILX	Clay	24 min
Mar 23, 3:26 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Edgar	34 min
Mar 23, 3:28 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	17 min
Mar 23, 3:35 PM CDT	Severe Thunderstorm Warning	ILX	Vermilion	38 min
Mar 23, 3:42 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Vermilion	25 min
Mar 23, 3:44 PM CDT	Severe Thunderstorm Warning	ILX	Edgar	31 min
Mar 23, 4:08 PM CDT	Severe Thunderstorm Warning	ILX	Vermilion	26 min
Mar 23, 4:29 PM CDT	Severe Thunderstorm Warning	ILX	McLean, Marshall, Woodford	34 min
Mar 23, 4:31 PM CDT	Severe Thunderstorm Warning	ILX	Vermilion	29 min

Nearby

Tornado Warnings in Illinois, 2012 Every tornado warning in 2012 Tornadoes in 2012

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.