Alert archive / Illinois / Tornado Warnings in 2014

Tornado Warning 21, NWS Lincoln, IL

October 13, 2014Macon County, Illinois

NWS Lincoln, IL issued this tornado warning at Oct 13, 2014, 3:56 PM CDT for Macon County, Illinois. It was in force for 34 min. 4 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: Oct 13, 2014, 3:56 PM CDT (20:56 UTC)
Expired: Oct 13, 2014, 4:30 PM CDT
In force: 34 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

County Macon County, IL

The radar

The Lincoln radar (KILX), 53 km from the middle of the area, began a volume at 20:59 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
Oct 13, 4:12 PM CDT	TORNADO 1	1 S Decatur Airport, IL	PEAK WIND SPEED 100 MPH, BRIEF TOUCHDOWN. STOP LIGHTS DOWN BY THE MT. ZION RURAL KING. POWER LINES DOWN AND TWO TREES SNAPPED OFF AT THE BASE.
Oct 13, 4:15 PM CDT	TORNADO	1 S Decatur Airport, IL	STOP LIGHTS DOWN BY THE MT. ZION RURAL KING. POWER LINES DOWN AND A LOT OF DEBRIS IN THE AREA.
Oct 13, 4:15 PM CDT	TORNADO	Long Creek, IL	TORNADO ON THE GROUND WITH VISIBLE DEBRIS JUST WEST OF LONG CREEK NEAR US-36.
Oct 13, 4:19 PM CDT	TSTM WND GST 63	Decatur Airport, 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
Oct 13, 2:24 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.9 hours before the alert went out and 46 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: 21 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 453 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 130 m²/s²
0-3 km storm-relative helicity: 129 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.

997 
WFUS53 KILX 132056
TORILX
ILC115-132130-
/O.NEW.KILX.TO.W.0021.141013T2056Z-141013T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
356 PM CDT MON OCT 13 2014

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

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

* UNTIL 430 PM CDT.

* AT 353 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 3 MILES EAST OF MOWEAQUA...MOVING NORTH AT 
  45 MPH.

  HAZARD...TORNADO.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* THIS DANGEROUS STORM WILL BE NEAR...
  MOUNT ZION AROUND 405 PM CDT.
  DECATUR AIRPORT AND LONG CREEK AROUND 410 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE HERVEY CITY...ELWIN...DECATUR
AND OAKLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN
LINCOLN.

THIS LINE OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A BUILDING.

&&

LAT...LON 3990 8893 3990 8878 3966 8888 3966 8900
TIME...MOT...LOC 2056Z 195DEG 39KT 3968 8895

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$
GEELHART

3 follow-up statements

412 
WWUS53 KILX 132102
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
402 PM CDT MON OCT 13 2014

ILC115-132130-
/O.CON.KILX.TO.W.0021.000000T0000Z-141013T2130Z/
MACON IL-
402 PM CDT MON OCT 13 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL MACON COUNTY UNTIL
430 PM CDT...

AT 359 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 3 MILES EAST OF MACON...AND MOVING NORTH AT 40 MPH.

HAZARD...TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

THIS DANGEROUS STORM WILL BE NEAR...
  MOUNT ZION AND LONG CREEK AROUND 410 PM CDT.
  DECATUR AIRPORT AROUND 415 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN
LINCOLN.

THIS LINE OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS.

&&

LAT...LON 3969 8892 3969 8897 3990 8893 3990 8878
TIME...MOT...LOC 2102Z 196DEG 35KT 3973 8893

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$
GEELHART

968 
WWUS53 KILX 132109
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
409 PM CDT MON OCT 13 2014

ILC115-132130-
/O.CON.KILX.TO.W.0021.000000T0000Z-141013T2130Z/
MACON IL-
409 PM CDT MON OCT 13 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL MACON COUNTY UNTIL
430 PM CDT...

AT 407 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR MOUNT ZION...AND MOVING NORTH AT 40 MPH.

HAZARD...TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF CENTRAL MACON
COUNTY...INCLUDING THE FOLLOWING LOCATIONS...DECATUR AIRPORT AND
OAKLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN
LINCOLN.

THIS LINE OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS.

&&

LAT...LON 3977 8887 3977 8894 3990 8891 3990 8878
TIME...MOT...LOC 2109Z 197DEG 36KT 3980 8890

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$
GEELHART

634 
WWUS53 KILX 132125
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
425 PM CDT MON OCT 13 2014

ILC115-132135-
/O.EXP.KILX.TO.W.0021.000000T0000Z-141013T2130Z/
MACON IL-
425 PM CDT MON OCT 13 2014

...THE TORNADO WARNING FOR CENTRAL AND SOUTHEAST MACON COUNTY 
WILL EXPIRE AT 430 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA. HOWEVER...A TORNADO WARNING CONTINUES ACROSS NORTHEAST 
MACON COUNTY.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO
WATCH REMAINS IN EFFECT UNTIL 10 PM.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN LINCOLN.

LAT...LON 3977 8887 3977 8894 3990 8891 3990 8878
TIME...MOT...LOC 2125Z 197DEG 36KT 3995 8884

$$
GEELHART

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 13, 3:40 PM CDT	Tornado Warning	ILX	Shelby	20 min
Oct 13, 4:15 PM CDT	Tornado Warning	ILX	Macon	30 min
Oct 13, 4:30 PM CDT	Severe Thunderstorm Warning	ILX	Clay	30 min
Oct 13, 4:55 PM CDT	Tornado Warning	ILX	Effingham	17 min
Oct 13, 5:37 PM CDT	Tornado Warning	ILX	Champaign, McLean	23 min
Oct 13, 5:57 PM CDT	Severe Thunderstorm Warning	ILX	Coles, Douglas	14 min

Nearby

Tornado Warnings in Illinois, 2014 Every tornado warning in 2014 Tornadoes in 2014

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.