Alert archive / Illinois / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 5, NWS Lincoln, IL

March 2, 20127 counties in Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Mar 2, 2012, 8:00 AM CST for 7 counties in Illinois. It was in force for 45 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: Mar 2, 2012, 8:00 AM CST (14:00 UTC)
Expired: Mar 2, 2012, 8:45 AM CST
In force: 45 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Hail: 1.5 in
Wind: 50.0 mph

Counties Clark County, IL, Coles County, IL, Cumberland County, IL, Douglas County, IL, Edgar County, IL, Moultrie County, IL, Shelby County, IL

The radar

The Lincoln radar (KILX), 117 km from the middle of the area, began a volume at 14:01 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
Mar 2, 8:02 AM CST	HAIL 1.5	Neoga, IL
Mar 2, 8:02 AM CST	HAIL 1.75	2 Ne Neoga, IL	SWOP
Mar 2, 8:08 AM CST	HAIL 0.75	5 S Mattoon, IL
Mar 2, 8:29 AM CST	HAIL 1.75	Westfield, IL
Mar 2, 8:34 AM CST	HAIL 0.88	Dennison, IL
Mar 2, 8:35 AM CST	HAIL 0.75	3 S Camargo, IL	REPORT FROM HUGO.
Mar 2, 8:46 AM CST	HAIL 1	Paris, IL	SWOP REPORT.

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
Mar 2, 5:52 AM CST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 2.0 hours before the alert went out and 69 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1770 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 76 m²/s²
0-3 km storm-relative helicity: 163 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.

916 
WUUS53 KILX 021400
SVRILX
ILC023-029-035-041-045-139-173-021445-
/O.NEW.KILX.SV.W.0005.120302T1400Z-120302T1445Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
800 AM CST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CLARK COUNTY IN EAST CENTRAL ILLINOIS...
  COLES COUNTY IN EAST CENTRAL ILLINOIS...
  NORTHERN CUMBERLAND COUNTY IN EAST CENTRAL ILLINOIS...
  DOUGLAS COUNTY IN EAST CENTRAL ILLINOIS...
  EDGAR COUNTY IN EAST CENTRAL ILLINOIS...
  SOUTHERN MOULTRIE COUNTY IN CENTRAL ILLINOIS...
  EAST CENTRAL SHELBY COUNTY IN CENTRAL ILLINOIS...

* UNTIL 845 AM CST.

* AT 756 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PING PONG BALL
  SIZE HAIL.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM
  BETHANY TO NEOGA...AND MOVING EAST AT 50 MPH.

  THESE STORM HAVE A HISTORY OF PRODUCING LARGE HAIL TO GOLFBALL 
  SIZE OVER SOUTHERN SHELBY COUNTY.

* LOCATIONS IMPACTED INCLUDE...
  SULLIVAN...MATTOON...CHARLESTON...TUSCOLA...PARIS...ALLENVILLE...
  JANESVILLE...LERNA...COOKS MILL...ARTHUR...HUMBOLDT...ARCOLA...
  WESTFIELD...ASHMORE...RARDIN...HINDSBORO...KANSAS...CAMARGO...
  CLARKSVILLE AND OAKLAND.

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 3987 8821 3986 8755 3944 8754 3925 8846
      3957 8882
TIME...MOT...LOC 1400Z 253DEG 43KT 3961 8867 3935 8834
WIND...HAIL <50MPH 1.50IN

$$

CHURCHILL

2 follow-up statements

095 
WWUS53 KILX 021424
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
824 AM CST FRI MAR 2 2012

ILC139-173-021434-
/O.CAN.KILX.SV.W.0005.000000T0000Z-120302T1445Z/
MOULTRIE IL-SHELBY IL-
824 AM CST FRI MAR 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SHELBY AND
SOUTHERN MOULTRIE COUNTIES IS CANCELLED...

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

LAT...LON 3972 8847 3987 8821 3986 8755 3944 8754
      3929 8825
TIME...MOT...LOC 1424Z 253DEG 43KT 3969 8831 3943 8798

$$

ILC023-029-035-041-045-021445-
/O.CON.KILX.SV.W.0005.000000T0000Z-120302T1445Z/
CLARK IL-COLES IL-CUMBERLAND IL-DOUGLAS IL-EDGAR IL-
824 AM CST FRI MAR 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EDGAR...
DOUGLAS...NORTHEASTERN CUMBERLAND...COLES AND NORTHERN CLARK COUNTIES
UNTIL 845 AM CST...

AT 819 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PING PONG BALL SIZE
HAIL.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM ARCOLA
TO WESTFIELD...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  TUSCOLA...PARIS...WESTFIELD...ASHMORE...RARDIN...HINDSBORO...
  KANSAS...CAMARGO...CLARKSVILLE...OAKLAND...VILLA GROVE...BROCTON...
  REDMON...OLIVER...NEWMAN...DENNISON...HUME...VERMILION...CHRISMAN
  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.

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 3972 8847 3987 8821 3986 8755 3944 8754
      3929 8825
TIME...MOT...LOC 1424Z 253DEG 43KT 3969 8831 3943 8798
WIND...HAIL <50MPH 1.50IN

$$

BARNES

669 
WWUS53 KILX 021445
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
845 AM CST FRI MAR 2 2012

ILC023-029-035-041-045-021454-
/O.EXP.KILX.SV.W.0005.000000T0000Z-120302T1445Z/
CLARK IL-COLES IL-CUMBERLAND IL-DOUGLAS IL-EDGAR IL-
845 AM CST FRI MAR 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR EDGAR...DOUGLAS...NORTHEASTERN
CUMBERLAND...COLES AND NORTHERN CLARK COUNTIES WILL EXPIRE AT 845 AM
CST...

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

A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEAST EDGAR 
COUNTY UNTIL 915 AM CST.

LAT...LON 3972 8847 3987 8821 3986 8755 3944 8754
      3929 8825
TIME...MOT...LOC 1444Z 253DEG 43KT 3976 8801 3950 8768

$$

BARNES

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 2, 3:41 AM CST	Wind Advisory	ILX	Champaign, Christian, Clark, Clay, Coles, Crawford and 16 more	16 hr
Mar 2, 7:20 AM CST	Severe Thunderstorm Warning	ILX	Christian, Coles, Cumberland, Effingham, Moultrie, Shelby	40 min
Mar 2, 8:09 AM CST	Special Weather Statement	ILX	Sangamon	51 min
Mar 2, 8:22 AM CST	Severe Thunderstorm Warning	ILX	Clark, Edgar	38 min
Mar 2, 8:42 AM CST	Severe Thunderstorm Warning	ILX	Edgar	33 min
Mar 2, 9:06 AM CST	Special Weather Statement	ILX	Macon	54 min
Mar 2, 11:22 AM CST	Severe Thunderstorm Warning	ILX	Clay, Effingham, Jasper	26 min
Mar 2, 11:30 AM CST	Severe Thunderstorm Warning	ILX	Clark, Coles, Edgar	30 min
Mar 2, 12:05 PM CST	Severe Thunderstorm Warning	ILX	Clay	40 min
Mar 2, 1:15 PM CST	Tornado Warning	ILX	Lawrence	13 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.