Alert archive / Illinois / Tornado Warnings in 2008

Tornado Warning 12, NWS Lincoln, IL

May 2, 2008Christian County, Illinois

NWS Lincoln, IL issued this tornado warning at May 2, 2008, 9:22 AM CDT for Christian County, Illinois. It was in force for 23 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
May 2, 2008, 9:22 AM CDT (14:22 UTC)
Expired
May 2, 2008, 9:45 AM CDT
In force
23 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon

County Christian County, IL

The radar

The Lincoln radar (KILX), 68 km from the middle of the area, began a volume at 14:23 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

TimeReportWhereRemark
May 2, 9:30 AM CDTTSTM WND DMGTaylorville, ILTREE OF UNKNOWN SIZE UPROOTED
May 2, 9:45 AM CDTTSTM WND DMGAssumption, ILTREE AND POWERLINES DOWN IN ASSUMPTION

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.

IssuedProductOfficeLasted
Jan 7, 1:52 PM CSTTornado WatchSPC146 days

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 2.4 hours before the alert went out and 88 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-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2008-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 729 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2008-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 251 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
729 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
730 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
251 m²/s²
0-3 km storm-relative helicity
261 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.4

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KILX 021423
TORILX
ILC021-021445-
/O.NEW.KILX.TO.W.0012.080502T1422Z-080502T1445Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
922 AM CDT FRI MAY 2 2008

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  CHRISTIAN COUNTY IN CENTRAL ILLINOIS...

* UNTIL 945 AM CDT.

* AT 922 AM CDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO 1 MILE  
  NORTH OF FARMERSVILLE...OR ABOUT 15 MILES SOUTHWEST OF 
  TAYLORVILLE...MOVING NORTHEAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  KINCAID...
  TAYLORVILLE...
  EDINBURG...
  STONINGTON...
  ASSUMPTION...
  MOUNT AUBURN...

OTHER LOCATIONS IN THE WARNING INCLUDE...PANA.

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.

LAT...LON 3936 8903 3936 8954 3954 8955 3964 8953
      3979 8921 3965 8915 3965 8904
TIME...MOT...LOC 1422Z 220DEG 51KT 3948 8945

$$

BARKER
2 follow-up statements
000 
WWUS53 KILX 021432
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
932 AM CDT FRI MAY 2 2008

ILC021-021445-
/O.CON.KILX.TO.W.0012.000000T0000Z-080502T1445Z/
CHRISTIAN-
932 AM CDT FRI MAY 2 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 AM CDT FOR CHRISTIAN
COUNTY...

AT 929 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
TORNADO THREAT WAS LOCATED 3 MILES WEST OF TAYLORVILLE...MOVING
NORTHEAST AT 35 MPH.

PEOPLE NEAR THESE LOCATIONS ARE STILL THREATENED...
  WILLEYS...
  PANA...
  STONINGTON...
  ASSUMPTION...
  MOUNT AUBURN...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3936 8903 3936 8954 3954 8955 3964 8953
      3979 8921 3965 8915 3965 8904
TIME...MOT...LOC 1432Z 241DEG 34KT 3955 8928

$$

BARKER
000 
WWUS53 KILX 021445
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
945 AM CDT FRI MAY 2 2008

ILC021-021455-
/O.EXP.KILX.TO.W.0012.000000T0000Z-080502T1445Z/
CHRISTIAN-
945 AM CDT FRI MAY 2 2008

...THE TORNADO WARNING FOR CHRISTIAN COUNTY EXPIRES AT 945 AM CDT...

AT 940 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED THAT
THE THUNDERSTORM THAT HAD PROMPTED THE WARNING HAD WEAKENED...THUS
THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 3936 8903 3936 8954 3954 8955 3964 8953
      3979 8921 3965 8915 3965 8904
TIME...MOT...LOC 1445Z 241DEG 34KT 3961 8914

$$

BARKER

The office that day

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

IssuedProductOfficeCountiesLasted
May 2, 5:10 AM CDTSevere Thunderstorm WarningILXChampaign, Vermilion18 min
May 2, 7:11 AM CDTSevere Thunderstorm WarningILXKnox23 min
May 2, 9:05 AM CDTSevere Thunderstorm WarningILXChristian40 min
May 2, 10:03 AM CDTSevere Thunderstorm WarningILXChristian, Macon, Moultrie, Shelby42 min
May 2, 10:32 AM CDTSevere Thunderstorm WarningILXChampaign, Coles, Douglas, Piatt43 min
May 2, 11:14 AM CDTSevere Thunderstorm WarningILXVermilion46 min

Nearby

Tornado Warnings in Illinois, 2008Every tornado warning in 2008Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.