Alert archive / Illinois / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 18, NWS Lincoln, IL

March 23, 2012Coles County, Moultrie County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Mar 23, 2012, 1:33 PM CDT for Coles County, Moultrie County, Illinois. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 23, 2012, 1:33 PM CDT (18:33 UTC)
Expired
Mar 23, 2012, 2:15 PM CDT
In force
42 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Hail
1.75 in
Wind
50.0 mph

Counties Coles County, IL, Moultrie County, IL

The radar

The Lincoln radar (KILX), 108 km from the middle of the area, began a volume at 18:35 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 23, 11:44 AM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.6 hours before the alert went out and 75 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 2012-03-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2012-03-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
808 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
57 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.

292 
WUUS53 KILX 231833
SVRILX
ILC029-139-231915-
/O.NEW.KILX.SV.W.0018.120323T1833Z-120323T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
133 PM CDT FRI MAR 23 2012

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN COLES COUNTY IN EAST CENTRAL ILLINOIS...
  SOUTHEASTERN MOULTRIE COUNTY IN CENTRAL ILLINOIS...

* UNTIL 215 PM CDT.

* AT 130 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
  THUNDERSTORM PRODUCING GOLF BALL SIZE HAIL.  THIS STORM WAS LOCATED
  NEAR LAKE MATTOON...ABOUT 7 MILES SOUTHWEST OF MATTOON...MOVING 
  NORTH AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MATTOON...COOKS MILL...HUMBOLDT...PARADISE...GAYS AND COLES.

THIS INCLUDES INTERSTATE 57 BETWEEN MILE MARKERS 181 AND 201.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3937 8839 3937 8847 3945 8847 3945 8852
      3965 8850 3965 8824 3965 8822
TIME...MOT...LOC 1833Z 192DEG 20KT 3941 8845
WIND...HAIL <50MPH 1.75IN

$$
GEELHART
4 follow-up statements
082 
WWUS53 KILX 231842
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
142 PM CDT FRI MAR 23 2012

ILC029-139-231915-
/O.CON.KILX.SV.W.0018.000000T0000Z-120323T1915Z/
MOULTRIE IL-COLES IL-
142 PM CDT FRI MAR 23 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
COLES AND SOUTHEASTERN MOULTRIE COUNTIES UNTIL 215 PM CDT...

AT 140 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL. 
THIS STORM WAS LOCATED NEAR MATTOON...MOVING NORTH AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  MATTOON...COOKS MILL...HUMBOLDT AND COLES.

THIS INCLUDES INTERSTATE 57 BETWEEN MILE MARKERS 193 AND 201.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3945 8834 3945 8852 3965 8850 3965 8822
TIME...MOT...LOC 1842Z 192DEG 20KT 3946 8844
WIND...HAIL <50MPH 1.50IN

$$
GEELHART
981 
WWUS53 KILX 231854
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
154 PM CDT FRI MAR 23 2012

ILC139-231904-
/O.CAN.KILX.SV.W.0018.000000T0000Z-120323T1915Z/
MOULTRIE IL-
154 PM CDT FRI MAR 23 2012

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

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

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED UNTIL 7 PM. REMAIN ALERT
FOR THE POSSIBILITY OF MORE SEVERE WEATHER.

LAT...LON 3947 8833 3948 8846 3965 8845 3965 8822
TIME...MOT...LOC 1854Z 200DEG 25KT 3955 8836

$$

ILC029-231915-
/O.CON.KILX.SV.W.0018.000000T0000Z-120323T1915Z/
COLES IL-
154 PM CDT FRI MAR 23 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
COLES COUNTY UNTIL 215 PM CDT...

AT 149 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED JUST NORTH OF MATTOON...MOVING NORTH AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  COOKS MILL AND HUMBOLDT.

THIS INCLUDES INTERSTATE 57 BETWEEN MILE MARKERS 191 AND 201.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 3947 8833 3948 8846 3965 8845 3965 8822
TIME...MOT...LOC 1854Z 200DEG 25KT 3955 8836
WIND...HAIL <50MPH 1.00IN

$$
GEELHART
663 
WWUS53 KILX 231902
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
202 PM CDT FRI MAR 23 2012

ILC029-231915-
/O.CON.KILX.SV.W.0018.000000T0000Z-120323T1915Z/
COLES IL-
202 PM CDT FRI MAR 23 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
COLES COUNTY UNTIL 215 PM CDT...

AT 158 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED NEAR COOKS MILL...OR 5 MILES NORTH OF MATTOON...
MOVING NORTH AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  HUMBOLDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 3953 8833 3954 8844 3965 8845 3965 8826
TIME...MOT...LOC 1902Z 185DEG 27KT 3959 8837
WIND...HAIL <50MPH 1.00IN

$$
GEELHART
474 
WWUS53 KILX 231915
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
215 PM CDT FRI MAR 23 2012

ILC029-231925-
/O.EXP.KILX.SV.W.0018.000000T0000Z-120323T1915Z/
COLES IL-
215 PM CDT FRI MAR 23 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN COLES COUNTY HAS
EXPIRED...

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

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 7 PM. 

LAT...LON 3953 8833 3954 8844 3965 8845 3965 8826
TIME...MOT...LOC 1902Z 185DEG 27KT 3959 8837

$$
GEELHART

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 23, 1:11 PM CDTSevere Thunderstorm WarningILXColes, Cumberland, Effingham, Shelby29 min
Mar 23, 2:08 PM CDTTornado WarningILXClay27 min
Mar 23, 2:12 PM CDTSevere Thunderstorm WarningILXChampaign, Douglas35 min
Mar 23, 2:14 PM CDTSevere Thunderstorm WarningILXLawrence, Richland31 min
Mar 23, 2:28 PM CDTTornado WarningILXClay, Effingham30 min
Mar 23, 2:33 PM CDTSevere Thunderstorm WarningILXLawrence37 min
Mar 23, 2:39 PM CDTSevere Thunderstorm WarningILXCrawford, Jasper, Lawrence, Richland22 min
Mar 23, 2:44 PM CDTSevere Thunderstorm WarningILXChampaign46 min
Mar 23, 2:53 PM CDTTornado WarningILXClay24 min
Mar 23, 3:26 PM CDTSevere Thunderstorm WarningILXClark, Edgar34 min
Mar 23, 3:28 PM CDTSevere Thunderstorm WarningILXChampaign17 min
Mar 23, 3:35 PM CDTSevere Thunderstorm WarningILXVermilion38 min
Mar 23, 3:42 PM CDTSevere Thunderstorm WarningILXChampaign, Vermilion25 min
Mar 23, 3:44 PM CDTSevere Thunderstorm WarningILXEdgar31 min
Mar 23, 4:08 PM CDTSevere Thunderstorm WarningILXVermilion26 min
Mar 23, 4:29 PM CDTSevere Thunderstorm WarningILXMcLean, Marshall, Woodford34 min
Mar 23, 4:31 PM CDTSevere Thunderstorm WarningILXVermilion29 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2012Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.