Alert archive / Illinois / Tornado Warnings in 2008

Tornado Warning 57, NWS Lincoln, IL

June 6, 2008Clay County, Illinois

NWS Lincoln, IL issued this tornado warning at Jun 6, 2008, 7:35 PM CDT for Clay County, Illinois. It was in force for 40 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: Jun 6, 2008, 7:35 PM CDT (00:35 UTC)
Expired: Jun 6, 2008, 8:15 PM CDT
In force: 40 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon

County Clay County, IL

The radar

The Evansville,IN radar (KVWX), 87 km from the middle of the area, began a volume at 00:38 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
Jun 6, 12:13 PM CDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.6 hours before the alert went out and 151 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: 804 J/kg
Mixed-layer CIN: -90 J/kg
Mixed-layer LCL: 1133 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 190 m²/s²
0-3 km storm-relative helicity: 197 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 1.7

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KILX 070035
TORILX
ILC025-070115-
/O.NEW.KILX.TO.W.0057.080607T0035Z-080607T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
735 PM CDT FRI JUN 6 2008

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

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

* UNTIL 815 PM CDT.

* AT 735 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES SOUTH OF
  IOLA...OR ABOUT 11 MILES NORTHWEST OF FLORA...MOVING EAST AT 28
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  LOUISVILLE...
  BIBLE GROVE...
  SAILOR SPRINGS...
  CLAY CITY...
  INGAHAM...

WHEN A TORNADO WARNING IS ISSUED...IT MEANS THAT STRONG ROTATION HAS
BEEN DETECTED IN THE STORM...AND ATMOSPHERIC CONDITIONS SUPPORT THAT
ROTATION REACHING THE GROUND. A TORNADO MAY ALREADY BE ON THE
GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF
THIS DANGEROUS STORM...MOVE INDOORS AND TO THE LOWEST LEVEL OF THE
BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER
UNDER A HIGHWAY OVERPASS.

REPORT ANY SEVERE WEATHER OR DAMAGE TO YOUR LOCAL EMERGENCY
MANAGER...OR THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE
NATIONAL WEATHER SERVICE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FRIDAY EVENING FOR
SOUTHERN ILLINOIS.

LAT...LON 3867 8870 3886 8871 3892 8843 3891 8836
      3887 8836 3886 8832 3869 8828 3868 8830
TIME...MOT...LOC 0035Z 263DEG 25KT 3876 8861

$$

BARNES

2 follow-up statements

000 
WWUS53 KILX 070047
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
747 PM CDT FRI JUN 6 2008

ILC025-070115-
/O.CON.KILX.TO.W.0057.000000T0000Z-080607T0115Z/
CLAY-
747 PM CDT FRI JUN 6 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR CLAY
COUNTY...

AT 742 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO.  THIS TORNADO WAS LOCATED 2 MILES NORTH OF
LOUISVILLE...OR ABOUT 9 MILES NORTH OF FLORA...MOVING EAST AT 29 MPH.

PEOPLE NEAR THESE LOCATIONS ARE STILL THREATENED...
  CLAY CITY...
  INGAHAM...
  SAILOR SPRINGS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

LAT...LON 3867 8870 3886 8871 3892 8843 3891 8836
      3887 8836 3886 8832 3869 8828 3868 8830
TIME...MOT...LOC 0047Z 260DEG 26KT 3881 8847

$$

BARNES

000 
WWUS53 KILX 070108
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
808 PM CDT FRI JUN 6 2008

ILC025-070118-
/O.EXP.KILX.TO.W.0057.000000T0000Z-080607T0115Z/
CLAY-
808 PM CDT FRI JUN 6 2008

...THE TORNADO WARNING FOR CLAY COUNTY EXPIRES AT 815 PM CDT...

AT 805 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE THUNDERSTORM THAT HAD PROMPTED THE WARNING HAD MOVED OUT OF THE
AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 3867 8870 3886 8871 3892 8843 3891 8836
      3887 8836 3886 8832 3869 8828 3868 8830
TIME...MOT...LOC 0108Z 260DEG 26KT 3882 8828

$$

BARNES

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 6, 7:29 PM CDT	Flash Flood Warning	ILX	Effingham	5 hr
Jun 6, 8:48 PM CDT	Flash Flood Warning	ILX	Clark, Cumberland	4 hr
Jun 6, 9:55 PM CDT	Severe Thunderstorm Warning	ILX	Crawford, Lawrence, Richland	41 min
Jun 6, 10:19 PM CDT	Tornado Warning	ILX	Lawrence	26 min
Jun 6, 11:13 PM CDT	Areal Flood Warning	ILX	Clark, Crawford, Cumberland, Effingham, Jasper	10 hr
Jun 7, 2:42 AM CDT	Areal Flood Warning	ILX	Clark, Coles, Cumberland, Edgar, Shelby	4 days
Jun 7, 5:38 AM CDT	Areal Flood Warning	ILX	Champaign, Coles, Douglas, Edgar, Moultrie, Piatt and 2 more	5 days
Jun 7, 9:01 AM CDT	Flash Flood Watch	ILX	Sangamon	16 hr
Jun 7, 9:14 AM CDT	Areal Flood Warning	ILX	Clark, Crawford, Cumberland, Effingham, Jasper	5 days
Jun 7, 9:46 AM CDT	Areal Flood Warning	ILX	Clay, Lawrence, Richland	8 days
Jun 7, 10:41 AM CDT	Areal Flood Warning	ILX	Christian, Macon, Moultrie, Sangamon, Shelby	25 hr
Jun 7, 1:09 PM CDT	River Flood Warning	ILX	Vermilion	41 hr
Jun 7, 3:35 PM CDT	Tornado Warning	ILX	Marshall	25 min

Nearby

Tornado Warnings in Illinois, 2008 Every tornado warning in 2008 Tornadoes in 2008

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.