Alert archive / Illinois / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 113, NWS Paducah, KY

March 23, 2012Edwards County, Wabash County, Illinois

NWS Paducah, KY issued this severe thunderstorm warning at Mar 23, 2012, 2:12 PM CDT for Edwards County, Wabash County, Illinois. It was in force for 33 min. 3 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 23, 2012, 2:12 PM CDT (19:12 UTC)
Expired: Mar 23, 2012, 2:45 PM CDT
In force: 33 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Edwards County, IL, Wabash County, IL

The radar

The Evansville,IN radar (KVWX), 24 km from the middle of the area, began a volume at 19:12 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 23, 2:12 PM CDT	HAIL 1	Bellmont, IL
Mar 23, 2:16 PM CDT	HAIL 1	Bellmont, IL	SPOTTER HAD TO PULL OVER DUE TO LARGE HAIL ON ROUTE 15.
Mar 23, 2:20 PM CDT	HAIL 1.75	Bellmont, 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
Mar 23, 11:44 AM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.2 hours before the alert went out and 200 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: 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.

162 
WUUS53 KPAH 231912
SVRPAH
ILC047-185-231945-
/O.NEW.KPAH.SV.W.0113.120323T1912Z-120323T1945Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
212 PM CDT FRI MAR 23 2012

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL EDWARDS COUNTY IN SOUTHEAST ILLINOIS...
  WABASH COUNTY IN SOUTHEAST ILLINOIS...

* UNTIL 245 PM CDT.

* AT 211 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 7 MILES
  NORTHEAST OF GRAYVILLE...OR 8 MILES EAST OF ALBION...AND MOVING
  NORTH AT 30 MPH.

* LOCATIONS IN THE WARNED AREA INCLUDE...
  MOUNT CARMEL...LANCASTER...BROWNS...KEENSBURG...BELLMONT AND
  ALLENDALE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEEK SHELTER INDOORS. STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA FOR
THE LATEST SEVERE WEATHER INFORMATION.

&&

LAT...LON 3857 8764 3854 8766 3850 8764 3849 8766
      3847 8775 3845 8772 3842 8773 3835 8782
      3830 8786 3832 8803 3858 8795 3858 8765
TIME...MOT...LOC 1912Z 199DEG 26KT 3834 8791
WIND...HAIL 60MPH 1.00IN

$$
PS

1 follow-up statement

961 
WWUS53 KPAH 231926
SVSPAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
226 PM CDT FRI MAR 23 2012

ILC047-231936-
/O.CAN.KPAH.SV.W.0113.000000T0000Z-120323T1945Z/
EDWARDS IL-
226 PM CDT FRI MAR 23 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN EDWARDS COUNTY IN
SOUTHEAST ILLINOIS IS CANCELLED...

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

LAT...LON 3857 8764 3854 8766 3850 8764 3849 8765
      3847 8775 3845 8772 3842 8774 3838 8795
      3852 8795 3853 8794 3858 8795 3858 8765
TIME...MOT...LOC 1926Z 199DEG 26KT 3846 8786

$$

ILC185-231945-
/O.CON.KPAH.SV.W.0113.000000T0000Z-120323T1945Z/
WABASH IL-
226 PM CDT FRI MAR 23 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
WABASH COUNTY IN SOUTHEAST ILLINOIS UNTIL 245 PM CDT...

AT 223 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING QUARTER SIZE HAIL.  THIS STORM WAS LOCATED 6
MILES WEST OF MOUNT CARMEL...MOVING NORTH AT 30 MPH.

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 3857 8764 3854 8766 3850 8764 3849 8765
      3847 8775 3845 8772 3842 8774 3838 8795
      3852 8795 3853 8794 3858 8795 3858 8765
TIME...MOT...LOC 1926Z 199DEG 26KT 3846 8786
WIND...HAIL <50MPH 1.00IN

$$
PS

The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 23, 11:14 AM CDT	Severe Thunderstorm Warning	PAH	Jackson, Union	46 min
Mar 23, 11:19 AM CDT	Severe Thunderstorm Warning	PAH	Johnson, Massac, Pope	26 min
Mar 23, 11:45 AM CDT	Severe Thunderstorm Warning	PAH	Johnson, Pope, Saline, Williamson	30 min
Mar 23, 11:51 AM CDT	Tornado Warning	PAH	Jackson	24 min
Mar 23, 12:15 PM CDT	Severe Thunderstorm Warning	PAH	Hamilton, Saline, Williamson	30 min
Mar 23, 12:18 PM CDT	Tornado Warning	PAH	Franklin, Jackson, Perry	42 min
Mar 23, 12:22 PM CDT	Severe Thunderstorm Warning	PAH	Massac, Pope	23 min
Mar 23, 12:55 PM CDT	Tornado Warning	PAH	Franklin, Jefferson, Perry	35 min
Mar 23, 1:29 PM CDT	Tornado Warning	PAH	Jefferson	46 min
Mar 23, 1:32 PM CDT	Severe Thunderstorm Warning	PAH	Edwards, Wabash, Wayne, White	28 min
Mar 23, 1:52 PM CDT	Tornado Warning	PAH	Wayne	23 min
Mar 23, 2:46 PM CDT	Tornado Warning	PAH	Wayne	14 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.