Alert archive / Illinois / Tornado Warnings in 2007

Tornado Warning 3, NWS Lincoln, IL

March 28, 2007DeWitt County, Logan County, McLean County, Illinois

NWS Lincoln, IL issued this tornado warning at Mar 28, 2007, 3:19 PM CDT for DeWitt County, Logan County, McLean County, Illinois. It was in force for 26 min. 1 report 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 28, 2007, 3:19 PM CDT (20:19 UTC)
Expired
Mar 28, 2007, 3:45 PM CDT
In force
26 min
Issued by
NWS Lincoln, IL
Area
Counties, with a storm outline in the text

Counties DeWitt County, IL, Logan County, IL, McLean County, IL

The radar

The Lincoln radar (KILX), 27 km from the middle of the area, began a volume at 20:19 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
Mar 28, 3:19 PM CDTTORNADO2 Sw Mclean, ILPUBLIC REPORT VIA EMERGENCY MANAGER OF BRIEF TORNADO TOUCHDOWN AT MILEPOST 143 ON INTERSTATE 55.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.3 hours before the alert went out and 37 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 2007-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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 2007-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 square meters per square second.1939Sfc1 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
5 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
1025 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
39 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.

000 
WFUS53 KILX 282021
TORILX
ILC039-107-113-282045-
/O.NEW.KILX.TO.W.0003.070328T2019Z-070328T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
319 PM CDT WED MAR 28 2007

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN DE WITT COUNTY IN CENTRAL ILLINOIS...
  NORTHEASTERN LOGAN COUNTY IN CENTRAL ILLINOIS...
  SOUTHWESTERN MCLEAN COUNTY IN CENTRAL ILLINOIS...

* UNTIL 345 PM CDT

* AT 319 PM CDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO 2 MILES
  SOUTHWEST OF MCLEAN...OR ABOUT 14 MILES NORTHEAST OF LINCOLN...  
  MOVING SLOWLY NORTHEAST. ADDITIONAL BRIEF TORNADOES ARE POSSIBLE.

* LOCATIONS IMPACTED INCLUDE...
  WAPELLA...
  ATLANTA...
  WAYNESVILLE...
  CLINTON...

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.

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 4009 8890 4019 8881 4041 8920 4028 8932

$$

BARKER
2 follow-up statements
000 
WWUS53 KILX 282031
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
330 PM CDT WED MAR 28 2007

ILC039-107-113-282045-
/O.CON.KILX.TO.W.0003.000000T0000Z-070328T2045Z/
DE WITT-LOGAN-MCLEAN-
330 PM CDT WED MAR 28 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CDT FOR
SOUTHWESTERN MCLEAN...NORTHEASTERN LOGAN AND WESTERN DE WITT
COUNTIES...

AT 324 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR MCLEAN...OR ABOUT
15 MILES SOUTHWEST OF BLOOMINGTON...MOVING NORTHEAST AT 5 MPH.

PEOPLE NEAR THESE LOCATIONS ARE STILL THREATENED...
  WAPELLA...
  MCLEAN...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4009 8890 4019 8881 4041 8920 4028 8932

$$

BARKER
000 
WWUS53 KILX 282046
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
346 PM CDT WED MAR 28 2007

ILC039-107-113-282056-
/O.EXP.KILX.TO.W.0003.000000T0000Z-070328T2045Z/
DE WITT-LOGAN-MCLEAN-
346 PM CDT WED MAR 28 2007

...THE TORNADO WARNING FOR SOUTHWESTERN MCLEAN...NORTHEASTERN LOGAN
AND WESTERN DE WITT COUNTIES EXPIRES AT 345 PM CDT...

AT 341 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE THUNDERSTORM THAT HAD PROMPTED THE WARNING HAD WEAKENED...THUS
THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4009 8890 4019 8881 4041 8920 4028 8932

$$

BARKER

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 28, 6:36 PM CDTFlash Flood WarningILXMacon3 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.