Alert archive / Illinois / Tornado Warnings in 2005

Tornado Warning 12, NWS Lincoln, IL

July 26, 2005Macon County, Piatt County, Illinois

NWS Lincoln, IL issued this tornado warning at Jul 26, 2005, 6:25 PM CDT for Macon County, Piatt County, Illinois. It was in force for 50 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: Jul 26, 2005, 6:25 PM CDT (23:25 UTC)
Expired: Jul 26, 2005, 7:15 PM CDT
In force: 50 min
Issued by: NWS Lincoln, IL
Area: Counties, with a storm outline in the text

Counties Macon County, IL, Piatt County, IL

The radar

The Lincoln radar (KILX), 57 km from the middle of the area, began a volume at 23:25 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.

What was reported inside it

Time	Report	Where	Remark
Jul 26, 6:40 PM CDT	TSTM WND DMG	Monticello, IL	LARGE TREE BRANCH DOWN ACROSS ROAD.
Jul 26, 6:40 PM CDT	TSTM WND DMG	Monticello, IL	TREE BLOWN DOWN ACROSS RAILROAD TRACKS. REPORTED BY COUNTY SHERIFF.

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
Jul 26, 5:40 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.4 hours before the alert went out and 18 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: 1648 J/kg
Mixed-layer CIN: -66 J/kg
Mixed-layer LCL: 892 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 97 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.5
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 262325
TORILX
ILC115-147-270015-
/O.NEW.KILX.TO.W.0012.050726T2325Z-050727T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
625 PM CDT TUE JUL 26 2005

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL PIATT COUNTY IN CENTRAL ILLINOIS
  NORTHEASTERN MACON COUNTY IN CENTRAL ILLINOIS

* UNTIL 715 PM CDT

* AT 625 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM...CAPABLE OF PRODUCING TORNADOES...3 MILES
  NORTHWEST OF OREANA...OR ABOUT 9 MILES NORTH OF DECATUR...MOVING
  EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ARGENTA
  CERRO GORDO
  CISCO
  DE LAND
  BEMENT
  MONTICELLO
  LODGE
  WHITE HEATH

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. THE STORM MAY
NOT BE PRODUCING A TORNADO AT THE MOMENT...BUT IS EXPECTED TO DURING
THE WARNING PERIOD. FOR YOUR SAFETY...GO INDOORS NOW TO AN INTERIOR
ROOM OR A BASEMENT...AND STAY AWAY FROM WINDOWS.

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 3990 8849 3990 8868 3989 8870 3988 8895
      4005 8899 4005 8876 4009 8875 4010 8868
      4014 8868 4019 8847

$$

HJS

2 follow-up statements

000 
WWUS53 KILX 262343
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
643 PM CDT TUE JUL 26 2005

ILC115-262353-
/O.CAN.KILX.TO.W.0012.000000T0000Z-050727T0015Z/
MACON-
643 PM CDT TUE JUL 26 2005

...THE TORNADO WARNING FOR MACON COUNTY HAS BEEN CANCELLED...

AT 641 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 CANCELLED.

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 3990 8849 3990 8868 3989 8876 3989 8875
      4000 8875 4005 8876 4009 8875 4010 8868
      4014 8868 4019 8847

$$

ILC147-270015-
/O.CON.KILX.TO.W.0012.000000T0000Z-050727T0015Z/
PIATT-
643 PM CDT TUE JUL 26 2005

...A TORNADO WARNING CONTINUES UNTIL 715 PM CDT FOR CENTRAL PIATT
COUNTY...

AT 641 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR CISCO...OR ABOUT
10 MILES WEST OF MONTICELLO...MOVING EAST AT 30 MPH.

PEOPLE NEAR THESE LOCATIONS ARE STILL THREATENED...
  BEMENT.
  MONTICELLO.
  DE LAND.
  WHITE HEATH.

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 3990 8849 3990 8868 3989 8876 3989 8875
      4000 8875 4005 8876 4009 8875 4010 8868
      4014 8868 4019 8847

$$

HJS

000 
WWUS53 KILX 270013
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
713 PM CDT TUE JUL 26 2005

ILC019-270030-
/O.CON.KILX.TO.W.0013.000000T0000Z-050727T0030Z/
CHAMPAIGN-
713 PM CDT TUE JUL 26 2005

...A TORNADO WARNING CONTINUES UNTIL 730 PM CDT FOR CENTRAL CHAMPAIGN
COUNTY...

AT 708 PM CDT...LAW ENFORCEMENT OFFICIALS REPORTED A TORNADO.  THIS 
TORNADO WAS LOCATED NEAR ST. JOSEPH...OR ABOUT 9 MILES EAST OF 
CHAMPAIGN...MOVING EAST AT 45 MPH.

THIS IS A DANGEROUS SITUATION. THIS TORNADO IS CAPABLE OF PRODUCING  
DESTRUCTION. TAKE COVER IMMEDIATELY. ACT QUICKLY YOUR LIFE MAY 
DEPEND ON IT.

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 4018 8830 4000 8826 4001 8795 4024 8796

$$

SHIMON

&

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 26, 4:14 PM CDT	Severe Thunderstorm Warning	ILX	Peoria, Tazewell	35 min
Jul 26, 4:28 PM CDT	Tornado Warning	ILX	Tazewell	21 min
Jul 26, 4:40 PM CDT	Tornado Warning	ILX	Woodford	31 min
Jul 26, 4:56 PM CDT	Severe Thunderstorm Warning	ILX	Logan, Mason, Tazewell	29 min
Jul 26, 5:03 PM CDT	Severe Thunderstorm Warning	ILX	McLean	42 min
Jul 26, 6:09 PM CDT	Severe Thunderstorm Warning	ILX	Macon	52 min
Jul 26, 6:35 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	45 min
Jul 26, 6:48 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	40 min
Jul 26, 6:59 PM CDT	Severe Thunderstorm Warning	ILX	Vermilion	46 min

Nearby

Tornado Warnings in Illinois, 2005 Every tornado warning in 2005 Tornadoes in 2005

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.