Alert archive / Illinois / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 101, NWS Lincoln, IL

August 16, 20128 counties in Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Aug 16, 2012, 3:15 PM CDT for 8 counties in Illinois. It was in force for 60 min. 10 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: Aug 16, 2012, 3:15 PM CDT (20:15 UTC)
Expired: Aug 16, 2012, 4:15 PM CDT
In force: 60 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Christian County, IL, Coles County, IL, Cumberland County, IL, Douglas County, IL, Macon County, IL, Moultrie County, IL, Piatt County, IL, Shelby County, IL

The radar

The Lincoln radar (KILX), 100 km from the middle of the area, began a volume at 20:17 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
Aug 16, 3:20 PM CDT	TSTM WND DMG	Pana, IL	WIDESPREAD TREES DOWN ACROSS TOWN AND RURAL AREAS AROUND PANA...RANGING FROM LARGE TREES AND SMALL BRANCHES.
Aug 16, 3:20 PM CDT	TSTM WND DMG	Tower Hill, IL	3 FOOT TREE UPROOTED
Aug 16, 3:32 PM CDT	TSTM WND DMG	Pana, IL	18 INCH DIAMETER TREE DOWN IN CITY
Aug 16, 3:36 PM CDT	TSTM WND DMG	Windsor, IL	NUMEROUS TREE LIMBS DOWN AND 2 FOOT DIAMETER TREE DOWN IN TOWN. NUMEROUS ROADS BLOCKED BY LIMBS
Aug 16, 3:40 PM CDT	TSTM WND DMG	Windsor, IL	NUMEROUS POWER POLES AND POWER LINES DOWN. SIDING BLOWN OFF TRAILERS. TREE LIMBS DOWN ACROSS TOWN.
Aug 16, 3:43 PM CDT	TSTM WND GST 78	Gays, IL
Aug 16, 3:45 PM CDT	TSTM WND DMG	1 E Gays, IL	TREES DOWN ABOUT A MILE EAST OF GAYS.
Aug 16, 3:50 PM CDT	TSTM WND DMG	Mattoon, IL	NUMEROUS TREES AND POWER LINES DOWN. POWER LINES BLOCKING LAKE MATTOON ROAD.
Aug 16, 3:55 PM CDT	TSTM WND DMG	2 W Mattoon, IL	WEST OF MATTOON ON ROUTE 16 TREES DOWN AND A NUMBER OF POWER POLES SNAPPED OFF HIGH ON POLES. 2 MILES WEST ON ROUTE 16 A SEMI AND TRAILER ON THEIR SIDES ON THE SOUTH SIDE OF ROUTE 16. MANY CORN FIELDS ALONG ROUTE 16 HAVE WIND DAMAGE.
Aug 16, 4:01 PM CDT	TSTM WND GST 63	Coles County 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
Aug 16, 1:05 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.3 hours before the alert went out and 84 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: 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.

821 
WUUS53 KILX 162015
SVRILX
ILC021-029-035-041-115-139-147-173-162115-
/O.NEW.KILX.SV.W.0101.120816T2015Z-120816T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
315 PM CDT THU AUG 16 2012

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN CHRISTIAN COUNTY IN CENTRAL ILLINOIS...
  WESTERN COLES COUNTY IN EAST CENTRAL ILLINOIS...
  WESTERN CUMBERLAND COUNTY IN EAST CENTRAL ILLINOIS...
  DOUGLAS COUNTY IN EAST CENTRAL ILLINOIS...
  SOUTHEASTERN MACON COUNTY IN CENTRAL ILLINOIS...
  MOULTRIE COUNTY IN CENTRAL ILLINOIS...
  SOUTHERN PIATT COUNTY IN CENTRAL ILLINOIS...
  SHELBY COUNTY IN CENTRAL ILLINOIS...

* UNTIL 415 PM CDT.

* AT 313 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM MOUNT ZION TO PANA...AND MOVING
  EAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  SHELBYVILLE...SULLIVAN...MATTOON...TUSCOLA...CHARLESTON...TOLEDO...
  MOUNT ZION...TOWER HILL...LONG CREEK...DALTON CITY...LAKEWOOD...
  WESTERVELT...COWDEN...BETHANY...FINDLAY...LOVINGTON...HAMMOND...
  STEWARDSON...WINDSOR AND ALLENVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3922 8822 3922 8880 3921 8905 3922 8914
      3935 8915 3989 8898 3986 8807
TIME...MOT...LOC 2015Z 272DEG 29KT 3980 8888 3937 8900
WIND...HAIL 60MPH 1.00IN

$$

GOETSCH

3 follow-up statements

220 
WWUS53 KILX 162050
SVSILX

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

ILC021-115-162100-
/O.CAN.KILX.SV.W.0101.000000T0000Z-120816T2115Z/
MACON IL-CHRISTIAN IL-
350 PM CDT THU AUG 16 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CHRISTIAN AND
SOUTHEASTERN MACON COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED AREA.

LAT...LON 3922 8822 3922 8880 3921 8905 3923 8903
      3988 8853 3986 8807
TIME...MOT...LOC 2050Z 272DEG 29KT 3983 8804 3923 8864

$$

ILC029-035-041-139-147-173-162115-
/O.CON.KILX.SV.W.0101.000000T0000Z-120816T2115Z/
MOULTRIE IL-PIATT IL-SHELBY IL-COLES IL-CUMBERLAND IL-DOUGLAS IL-
350 PM CDT THU AUG 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR DOUGLAS...
WESTERN CUMBERLAND...WESTERN COLES...SOUTHEASTERN SHELBY...
SOUTHEASTERN PIATT AND MOULTRIE COUNTIES UNTIL 415 PM CDT...

AT 345 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM VILLA GROVE TO STEWARDSON...
MOVING EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  MATTOON...CHARLESTON...TOLEDO...HINDSBORO...NEOGA...LERNA...
  JANESVILLE...PARADISE...TROWBRIDGE...ETNA...COLES COUNTY AIRPORT...
  FAIRGRANGE...BUSHTON...TRILLA AND SIGEL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3922 8822 3922 8880 3921 8905 3923 8903
      3988 8853 3986 8807
TIME...MOT...LOC 2050Z 272DEG 29KT 3983 8804 3923 8864
WIND...HAIL 60MPH 1.00IN

$$

GOETSCH

289 
WWUS53 KILX 162107
SVSILX

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

ILC147-162116-
/O.CAN.KILX.SV.W.0101.000000T0000Z-120816T2115Z/
PIATT IL-
407 PM CDT THU AUG 16 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PIATT COUNTY IS
CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT 
OF THE WARNED AREA.

LAT...LON 3922 8880 3986 8824 3986 8807 3922 8822
TIME...MOT...LOC 2106Z 272DEG 29KT 3971 8810 3923 8847

$$

ILC029-035-041-139-173-162115-
/O.CON.KILX.SV.W.0101.000000T0000Z-120816T2115Z/
MOULTRIE IL-SHELBY IL-COLES IL-CUMBERLAND IL-DOUGLAS IL-
407 PM CDT THU AUG 16 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
DOUGLAS...WESTERN CUMBERLAND...WESTERN COLES...SOUTHEASTERN SHELBY
AND SOUTHEASTERN MOULTRIE COUNTIES UNTIL 415 PM CDT...

AT 403 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM HINDSBORO TO 7 MILES NORTH OF
TEUTOPOLIS...MOVING EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  CHARLESTON...TOLEDO...LERNA...JANESVILLE...FAIRGRANGE AND BUSHTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3922 8880 3986 8824 3986 8807 3922 8822
TIME...MOT...LOC 2106Z 272DEG 29KT 3971 8810 3923 8847
WIND...HAIL 60MPH 1.00IN

$$

GOETSCH

381 
WWUS53 KILX 162116
SVSILX

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

ILC029-035-041-139-173-162126-
/O.EXP.KILX.SV.W.0101.000000T0000Z-120816T2115Z/
MOULTRIE IL-SHELBY IL-COLES IL-CUMBERLAND IL-DOUGLAS IL-
416 PM CDT THU AUG 16 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL DOUGLAS...WESTERN
CUMBERLAND...WESTERN COLES...SOUTHEASTERN SHELBY AND SOUTHEASTERN
MOULTRIE COUNTIES HAS EXPIRED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE
WARNED AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 8 PM.

LAT...LON 3922 8880 3986 8824 3986 8807 3922 8822
TIME...MOT...LOC 2107Z 272DEG 29KT 3971 8809 3923 8846

$$

GOETSCH

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 16, 8:26 AM CDT	Special Weather Statement	ILX	McLean, Tazewell, Woodford	64 min
Aug 16, 9:27 AM CDT	Special Weather Statement	ILX	DeWitt, Logan, McLean	63 min
Aug 16, 11:38 AM CDT	Severe Thunderstorm Warning	ILX	McLean, Woodford	67 min
Aug 16, 11:49 AM CDT	Severe Thunderstorm Warning	ILX	McLean, Tazewell, Woodford	56 min
Aug 16, 1:39 PM CDT	Severe Thunderstorm Warning	ILX	McLean, Tazewell	42 min
Aug 16, 2:06 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Douglas, Edgar, Vermilion	54 min
Aug 16, 2:15 PM CDT	Special Weather Statement	ILX	Christian, Sangamon	60 min
Aug 16, 2:58 PM CDT	Severe Thunderstorm Warning	ILX	Christian	50 min
Aug 16, 3:29 PM CDT	Severe Thunderstorm Warning	ILX	Champaign, Edgar, Vermilion	61 min
Aug 16, 3:41 PM CDT	Tornado Warning	ILX	Coles, Cumberland, Moultrie, Shelby	37 min
Aug 16, 3:45 PM CDT	Severe Thunderstorm Warning	ILX	Cumberland, Effingham, Jasper, Shelby	60 min
Aug 16, 3:57 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Coles, Cumberland, Douglas, Edgar	63 min
Aug 16, 3:59 PM CDT	Tornado Warning	ILX	Clay, Cumberland, Effingham, Jasper	46 min
Aug 16, 4:01 PM CDT	Tornado Warning	ILX	Clark, Coles, Cumberland, Edgar	35 min
Aug 16, 4:29 PM CDT	Severe Thunderstorm Warning	ILX	Clay, Crawford, Jasper, Lawrence, Richland	61 min
Aug 16, 4:43 PM CDT	Severe Thunderstorm Warning	ILX	Cumberland, Jasper	17 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2012 Every severe thunderstorm warning 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; radar from the NEXRAD Level II archive.