Alert archive / Illinois / Tornado Warnings in 2008

Tornado Warning 2, NWS Lincoln, IL

January 7, 2008McLean County, Tazewell County, Woodford County, Illinois

NWS Lincoln, IL issued this tornado warning at Jan 7, 2008, 5:14 PM CST for McLean County, Tazewell County, Woodford County, Illinois. It was in force for 31 min. 7 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: Jan 7, 2008, 5:14 PM CST (23:14 UTC)
Expired: Jan 7, 2008, 5:45 PM CST
In force: 31 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon

Counties McLean County, IL, Tazewell County, IL, Woodford County, IL

The radar

The Lincoln radar (KILX), 50 km from the middle of the area, began a volume at 23:16 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

Time	Report	Where	Remark
Jan 7, 5:16 PM CST	HAIL 0.75	1 S Morton, IL
Jan 7, 5:19 PM CST	TSTM WND GST 60	Mackinaw, IL
Jan 7, 5:20 PM CST	HAIL 0.88	1 N Hopedale, IL
Jan 7, 5:22 PM CST	TORNADO	2 Se Mackinaw, IL	POLE BARN DESTROYED. DAMAGE TO HOUSE.
Jan 7, 5:30 PM CST	HAIL 0.88	Danvers, IL	TIME ESTIMATED.
Jan 7, 5:30 PM CST	TORNADO	4 Ese Mackinaw, IL	DOOR TORN FROM HINGEST ON BARN, 5-INCH TREE TOP TWISTED OFF, ROOF DAMAGE TO HOUSE AND OUTBUILDINGS, FLAG POLE BENT, CHAIN LINK FENCE BLOWN OVER, TREE LIMBS DOWN.
Jan 7, 5:52 PM CST	HAIL 0.75	Hudson, IL

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.

Issued	Product	Office	Lasted
Jan 7, 2:35 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.2 hours before the alert went out and 71 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: 383 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 635 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 247 m²/s²
0-3 km storm-relative helicity: 331 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.9

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KILX 072314
TORILX
ILC113-179-203-072345-
/O.NEW.KILX.TO.W.0002.080107T2314Z-080107T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
514 PM CST MON JAN 7 2008

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  TAZEWELL COUNTY IN CENTRAL ILLINOIS...
  NORTHWESTERN MCLEAN COUNTY IN CENTRAL ILLINOIS...
  WOODFORD COUNTY IN CENTRAL ILLINOIS...

* UNTIL 545 PM CST.

* AT 514 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 3 MILES
  SOUTHWEST OF MACKINAW...OR ABOUT 14 MILES EAST OF PEKIN...MOVING
  EAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MACKINAW...
  DEER CREEK...
  STANFORD...
  GOODFIELD...
  EUREKA...
  DANVERS...
  CARLOCK...
  NORMAL...

OTHER LOCATIONS IN THE WARNING INCLUDE...BLOOMINGTON...DELAVAN...EL
PASO...GREEN VALLEY...HOPEDALE...HUDSON...METAMORA...MINIER...
MINONK...MORTON...ROANOKE...SECOR...SOUTH PEKIN...TREMONT AND
WASHINGTON.

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 CST MONDAY EVENING FOR
WEST CENTRAL ILLINOIS. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
900 PM CST MONDAY EVENING FOR NORTHWESTERN ILLINOIS.

LAT...LON 4047 8893 4033 8941 4033 8966 4055 8965
      4092 8924 4092 8895 4074 8892
TIME...MOT...LOC 2314Z 254DEG 49KT 4051 8933

$$

BARKER

2 follow-up statements

000 
WWUS53 KILX 072325
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
525 PM CST MON JAN 7 2008

ILC113-179-203-072345-
/O.CON.KILX.TO.W.0002.000000T0000Z-080107T2345Z/
MCLEAN-TAZEWELL-WOODFORD-
525 PM CST MON JAN 7 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CST FOR
WOODFORD...NORTHWESTERN MCLEAN AND TAZEWELL COUNTIES...

AT 521 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
TORNADO THREAT WAS LOCATED 4 MILES EAST OF MACKINAW...OR ABOUT 13
MILES SOUTH OF EUREKA...MOVING NORTHEAST AT 50 MPH.

PEOPLE NEAR THESE LOCATIONS ARE STILL THREATENED...
  CARLOCK...
  NORMAL...
  BLOOMINGTON...
  SECOR...
  ROANOKE...
  HUDSON...
  EVERGREEN LAKE...
  KAPPA...
  BENSON...
  LAKE BLOOMINGTON...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
NICKEL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

LAT...LON 4047 8893 4033 8941 4033 8966 4055 8965
      4092 8924 4092 8895 4074 8892
TIME...MOT...LOC 2325Z 247DEG 47KT 4054 8923

$$

BARKER

000 
WWUS53 KILX 072346
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
545 PM CST MON JAN 7 2008

ILC113-179-203-072355-
/O.EXP.KILX.TO.W.0002.000000T0000Z-080107T2345Z/
MCLEAN-TAZEWELL-WOODFORD-
545 PM CST MON JAN 7 2008

...THE TORNADO WARNING FOR WOODFORD...AND TAZEWELL COUNTIES
EXPIRES AT 545 PM CST...

A TORNADO WARNING REMAINS IN EFFECT FOR MUCH OF MCLEAN COUNTY
UNTIL 615 PM.

AT 544 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED THAT
THE THUNDERSTORM THAT HAD PROMPTED THE WARNING HAD MOVED OUT OF THE
AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4047 8893 4033 8941 4033 8966 4055 8965
      4092 8924 4092 8895 4074 8892
TIME...MOT...LOC 2325Z 247DEG 47KT 4054 8923

$$

BARKER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 7, 3:39 PM CST	Severe Thunderstorm Warning	ILX	Cass, Fulton, Mason, Schuyler	52 min
Jan 7, 4:18 PM CST	Severe Thunderstorm Warning	ILX	Fulton, Mason, Schuyler	42 min
Jan 7, 4:44 PM CST	Severe Thunderstorm Warning	ILX	Fulton, Mason, Peoria, Tazewell	46 min
Jan 7, 4:51 PM CST	Tornado Warning	ILX	Mason, Tazewell	24 min
Jan 7, 5:35 PM CST	Severe Thunderstorm Warning	ILX	Morgan, Scott	40 min
Jan 7, 5:42 PM CST	Tornado Warning	ILX	McLean	33 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.