Alert archive / Illinois / Tornado Warnings in 2007

Tornado Warning 12, NWS Lincoln, IL

April 25, 2007Christian County, Illinois

NWS Lincoln, IL issued this tornado warning at Apr 25, 2007, 5:30 PM CDT for Christian County, Illinois. It was in force for 30 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
Apr 25, 2007, 5:30 PM CDT (22:30 UTC)
Expired
Apr 25, 2007, 6:00 PM CDT
In force
30 min
Issued by
NWS Lincoln, IL
Area
Counties, with a storm outline in the text

County Christian County, IL

The radar

The Lincoln radar (KILX), 52 km from the middle of the area, began a volume at 22:31 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, 10.5 hours before the alert went out and 75 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 2007-04-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2007-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
490 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
86 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 252230
TORILX
ILC021-252300-
/O.NEW.KILX.TO.W.0012.070425T2230Z-070425T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
530 PM CDT WED APR 25 2007

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

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

* UNTIL 600 PM CDT.

* AT 530 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 5 MILES SOUTHEAST OF EDINBURG...OR ABOUT 7 MILES
  NORTH OF TAYLORVILLE...MOVING NORTHEAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  STONINGTON...
  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.

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 3966 8942 3957 8932 3966 8903 3966 8915
      3980 8915 3981 8923

$$

BARKER
2 follow-up statements
000 
WWUS53 KILX 252240
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
540 PM CDT WED APR 25 2007

ILC021-252300-
/O.CON.KILX.TO.W.0012.000000T0000Z-070425T2300Z/
CHRISTIAN-
540 PM CDT WED APR 25 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
NORTHEASTERN CHRISTIAN COUNTY...

AT 539 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A STORM CAPPABLE OF PRODUCING A TORNADO.  THIS TORNADO WAS
LOCATED 4 MILES WEST OF STONINGTON...OR ABOUT 9 MILES NORTH OF
TAYLORVILLE...MOVING NORTHEAST AT 20 MPH.

PEOPLE NEAR THESE LOCATIONS ARE STILL THREATENED...
  MOUNT AUBURN...

OTHER LOCATIONS AFFECTED INCLUDE...SHARPSBURG AND EDINBURG.

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 3966 8942 3957 8932 3966 8903 3966 8915
      3980 8915 3981 8923

$$

BARKER
000 
WWUS53 KILX 252302
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
602 PM CDT WED APR 25 2007

ILC021-252312-
/O.EXP.KILX.TO.W.0012.000000T0000Z-070425T2300Z/
CHRISTIAN-
602 PM CDT WED APR 25 2007

...THE TORNADO WARNING FOR NORTHEASTERN CHRISTIAN COUNTY EXPIRES AT
600 PM CDT...

AT 600 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 3966 8942 3957 8932 3966 8903 3966 8915
      3980 8915 3981 8923

$$

BARKER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 25, 2:57 PM CDTTornado WarningILXChristian, Macon, Moultrie, Piatt, Sangamon, Shelby48 min
Apr 25, 3:42 PM CDTTornado WarningILXColes, Douglas, Moultrie33 min
Apr 25, 4:15 PM CDTTornado WarningILXColes, Douglas, Edgar30 min
Apr 25, 4:24 PM CDTTornado WarningILXChristian36 min
Apr 25, 4:44 PM CDTTornado WarningILXColes, Douglas31 min
Apr 25, 4:56 PM CDTTornado WarningILXChristian34 min
Apr 25, 5:55 PM CDTTornado WarningILXMacon35 min

Nearby

Tornado Warnings in Illinois, 2007Every tornado warning in 2007Tornadoes in 2007

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.