Alert archive / Illinois / Tornado Warnings in 2009

Tornado Warning 17, NWS Lincoln, IL

June 11, 2009Lawrence County, Illinois

NWS Lincoln, IL issued this tornado warning at Jun 11, 2009, 4:25 PM CDT for Lawrence County, Illinois. It was in force for 13 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 11, 2009, 4:25 PM CDT (21:25 UTC)
Expired: Jun 11, 2009, 4:38 PM CDT
In force: 13 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon

County Lawrence County, IL

The radar

The Evansville,IN radar (KVWX), 56 km from the middle of the area, began a volume at 21:25 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 nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.4 hours before the alert went out and 180 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: 616 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 76 m²/s²
0-3 km storm-relative helicity: 59 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 KILX 112125
TORILX
ILC101-112215-
/O.NEW.KILX.TO.W.0017.090611T2125Z-090611T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
425 PM CDT THU JUN 11 2009

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN LAWRENCE COUNTY IN SOUTHEAST ILLINOIS...

* UNTIL 515 PM CDT.

* AT 424 PM CDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO NEAR
  LAWRENCEVILLE. DOPPLER RADAR SHOWED THIS TORNADO MOVING EAST AT 30
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  RURAL LAWRENCE COUNTY...

OTHER LOCATIONS IN THE WARNING INCLUDE...PINKSTAFF AND LAWRENCEVILLE
AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED...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 3869 8753 3868 8755 3867 8758 3866 8760
      3865 8764 3883 8768 3886 8754 3885 8753
      3883 8753 3879 8750 3874 8750
TIME...MOT...LOC 2125Z 256DEG 26KT 3875 8761

$$

GOETSCH

1 follow-up statement

000 
WWUS53 KILX 112138
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
438 PM CDT THU JUN 11 2009

ILC101-112149-
/O.CAN.KILX.TO.W.0017.000000T0000Z-090611T2215Z/
LAWRENCE IL-
438 PM CDT THU JUN 11 2009

...THE TORNADO WARNING FOR EASTERN LAWRENCE COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

LAT...LON 3869 8753 3868 8755 3867 8758 3866 8760
      3865 8764 3883 8768 3886 8754 3885 8753
      3883 8753 3879 8750 3874 8750
TIME...MOT...LOC 2139Z 256DEG 26KT 3877 8748

$$

GOETSCH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 12:38 AM CDT	Areal Flood Advisory	ILX	Champaign	6 hr
Jun 11, 12:43 AM CDT	Severe Thunderstorm Warning	ILX	Champaign	30 min
Jun 11, 1:41 AM CDT	Areal Flood Advisory	ILX	Vermilion	6 hr
Jun 11, 2:22 PM CDT	Special Weather Statement	ILX	Clay, Lawrence, Richland	53 min
Jun 11, 2:49 PM CDT	Special Weather Statement	ILX	Lawrence	56 min
Jun 11, 3:29 PM CDT	Special Weather Statement	ILX	Clay, Richland	61 min
Jun 11, 4:02 PM CDT	Severe Thunderstorm Warning	ILX	Clay, Crawford, Effingham, Jasper, Lawrence, Richland	37 min
Jun 11, 4:30 PM CDT	Severe Thunderstorm Warning	ILX	Lawrence, Richland	36 min
Jun 11, 5:16 PM CDT	River Flood Warning	ILX	Clay, Richland	4 days

Nearby

Tornado Warnings in Illinois, 2009 Every tornado warning in 2009 Tornadoes in 2009

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.