Alert archive / Illinois / Tornado Warnings in 2012

Tornado Warning 16, NWS Lincoln, IL

August 16, 20124 counties in Illinois

NWS Lincoln, IL issued this tornado warning at Aug 16, 2012, 4:01 PM CDT for 4 counties in Illinois. It was in force for 35 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
Aug 16, 2012, 4:01 PM CDT (21:01 UTC)
Expired
Aug 16, 2012, 4:36 PM CDT
In force
35 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon

Counties Clark County, IL, Coles County, IL, Cumberland County, IL, Edgar County, IL

What was reported inside it

TimeReportWhereRemark
Aug 16, 4:20 PM CDTTSTM WND DMGMartinsville, ILTREES DOWN...1 MAPLE TREE DOWN...20 INCH DIAMETER TREE ON POWER LINES. TOP OF A TREE RIPPED OFF 1.5 FOOT DIAMETER. POWER OUT THROUGHOUT TOWN.

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.

IssuedProductOfficeLasted
Aug 16, 1:05 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 16, 3:27 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.0 hours before the alert went out and 97 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 2012-08-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 817 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 2012-08-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 square meters per square second.193958Sfc1 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
817 J/kg
Mixed-layer CIN
-262 J/kg
Mixed-layer LCL
1559 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

215 
WFUS53 KILX 162101
TORILX
ILC023-029-035-045-162145-
/O.NEW.KILX.TO.W.0016.120816T2101Z-120816T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
401 PM CDT THU AUG 16 2012

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN CLARK COUNTY IN EAST CENTRAL ILLINOIS...
  SOUTHEASTERN COLES COUNTY IN EAST CENTRAL ILLINOIS...
  NORTHEASTERN CUMBERLAND COUNTY IN EAST CENTRAL ILLINOIS...
  SOUTHWESTERN EDGAR COUNTY IN EAST CENTRAL ILLINOIS...

* UNTIL 445 PM CDT.

* AT 359 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR LERNA...OR NEAR CHARLESTON...AND MOVING EAST
  AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ASHMORE...WESTFIELD...CASEY...KANSAS...MARTINSVILLE...
  CLARKSVILLE...FOX RIDGE STATE PARK...HUTTON...UNION CENTER AND BELL
  RIDGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING THAT
WAS IN EFFECT FOR THE SAME AREA.

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3958 8772 3926 8778 3931 8821 3955 8814
TIME...MOT...LOC 2101Z 276DEG 32KT 3942 8820

$$

GOETSCH
2 follow-up statements
535 
WWUS53 KILX 162126
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
426 PM CDT THU AUG 16 2012

ILC029-035-162136-
/O.CAN.KILX.TO.W.0016.000000T0000Z-120816T2145Z/
COLES IL-CUMBERLAND IL-
426 PM CDT THU AUG 16 2012

...THE TORNADO WARNING FOR NORTHEASTERN CUMBERLAND AND SOUTHEASTERN
COLES COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA.

LAT...LON 3926 8778 3929 8801 3933 8801 3948 8798
      3948 8796 3956 8796 3958 8772
TIME...MOT...LOC 2126Z 276DEG 32KT 3941 8787

$$

ILC023-045-162145-
/O.CON.KILX.TO.W.0016.000000T0000Z-120816T2145Z/
CLARK IL-EDGAR IL-
426 PM CDT THU AUG 16 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN EDGAR AND
NORTHWESTERN CLARK COUNTIES UNTIL 445 PM CDT...

AT 424 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 5 MILES NORTH OF MARTINSVILLE...OR 11 MILES WEST OF
MARSHALL...MOVING EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  CLARKSVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3926 8778 3929 8801 3933 8801 3948 8798
      3948 8796 3956 8796 3958 8772
TIME...MOT...LOC 2126Z 276DEG 32KT 3941 8787

$$

GOETSCH
233 
WWUS53 KILX 162136
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
436 PM CDT THU AUG 16 2012

ILC023-045-162145-
/O.CAN.KILX.TO.W.0016.000000T0000Z-120816T2145Z/
CLARK IL-EDGAR IL-
436 PM CDT THU AUG 16 2012

...THE TORNADO WARNING FOR SOUTHWESTERN EDGAR AND NORTHWESTERN CLARK
COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

REMEMBER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT 
UNTIL 5PM.

LAT...LON 3926 8778 3929 8801 3933 8801 3948 8798
      3948 8796 3956 8796 3958 8772
TIME...MOT...LOC 2135Z 276DEG 32KT 3940 8777

$$

GOETSCH

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 8:26 AM CDTSpecial Weather StatementILXMcLean, Tazewell, Woodford64 min
Aug 16, 9:27 AM CDTSpecial Weather StatementILXDeWitt, Logan, McLean63 min
Aug 16, 11:38 AM CDTSevere Thunderstorm WarningILXMcLean, Woodford67 min
Aug 16, 11:49 AM CDTSevere Thunderstorm WarningILXMcLean, Tazewell, Woodford56 min
Aug 16, 1:39 PM CDTSevere Thunderstorm WarningILXMcLean, Tazewell42 min
Aug 16, 2:06 PM CDTSevere Thunderstorm WarningILXChampaign, Douglas, Edgar, Vermilion54 min
Aug 16, 2:15 PM CDTSpecial Weather StatementILXChristian, Sangamon60 min
Aug 16, 2:58 PM CDTSevere Thunderstorm WarningILXChristian50 min
Aug 16, 3:15 PM CDTSevere Thunderstorm WarningILXChristian, Coles, Cumberland, Douglas, Macon, Moultrie and 2 more60 min
Aug 16, 3:29 PM CDTSevere Thunderstorm WarningILXChampaign, Edgar, Vermilion61 min
Aug 16, 3:41 PM CDTTornado WarningILXColes, Cumberland, Moultrie, Shelby37 min
Aug 16, 3:45 PM CDTSevere Thunderstorm WarningILXCumberland, Effingham, Jasper, Shelby60 min
Aug 16, 3:57 PM CDTSevere Thunderstorm WarningILXClark, Coles, Cumberland, Douglas, Edgar63 min
Aug 16, 3:59 PM CDTTornado WarningILXClay, Cumberland, Effingham, Jasper46 min
Aug 16, 4:29 PM CDTSevere Thunderstorm WarningILXClay, Crawford, Jasper, Lawrence, Richland61 min
Aug 16, 4:43 PM CDTSevere Thunderstorm WarningILXCumberland, Jasper17 min

Nearby

Tornado Warnings in Illinois, 2012Every tornado warning in 2012Tornadoes in 2012

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.