Alert archive / Illinois / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 13, NWS Paducah, KY

January 22, 20125 counties in Illinois

NWS Paducah, KY issued this severe thunderstorm warning at Jan 22, 2012, 10:22 PM CST for 5 counties in Illinois. It was in force for 23 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: Jan 22, 2012, 10:22 PM CST (04:22 UTC)
Expired: Jan 22, 2012, 10:45 PM CST
In force: 23 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 70.0 mph

Counties Edwards County, IL, Gallatin County, IL, Hamilton County, IL, Saline County, IL, White County, IL

The radar

The Evansville,IN radar (KVWX), 45 km from the middle of the area, began a volume at 04:26 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
Jan 22, 10:42 PM CST	TORNADO	3 Ssw Albion, IL	EF1 TORNADO FROM 3.75 MILES SSW OF ALBION TO 4.8 MILES ESE OF ALBION. STORM SURVEY BY NWS/PARTNERS. SEE PNSPAH FOR ADDITIONAL INFORMATION

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
Jan 22, 7:28 PM CST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 4.4 hours before the alert went out and 225 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: 3 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 378 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 494 m²/s²
0-3 km storm-relative helicity: 471 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.

748 
WUUS53 KPAH 230422
SVRPAH
ILC047-059-065-165-193-230445-
/O.NEW.KPAH.SV.W.0013.120123T0422Z-120123T0445Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
1022 PM CST SUN JAN 22 2012

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN EDWARDS COUNTY IN SOUTHEAST ILLINOIS...
  NORTHWESTERN GALLATIN COUNTY IN SOUTHERN ILLINOIS...
  SOUTHEASTERN HAMILTON COUNTY IN SOUTH CENTRAL ILLINOIS...
  NORTHEASTERN SALINE COUNTY IN SOUTHERN ILLINOIS...
  WHITE COUNTY IN SOUTHEAST ILLINOIS...

* UNTIL 1045 PM CST.

* AT 1020 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THIS STORM WAS LOCATED NEAR
  NORRIS CITY...OR 10 MILES NORTH OF ELDORADO...AND MOVING NORTHEAST
  AT 70 MPH.

  AT 1017 PM 58 MPH WAS REPORTED IN HARRISBURG ILLINOIS WITH THIS    
  STORM.

* LOCATIONS IN THE WARNED AREA INCLUDE...
  CARMI...CROSSVILLE AND MAUNIE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM CST MONDAY MORNING FOR
SOUTHEASTERN ILLINOIS AND SOUTHWEST INDIANA AND WESTERN KENTUCKY AND
SOUTHEAST MISSOURI.

LAT...LON 3835 8807 3803 8803 3770 8853 3797 8855
      3826 8818 3826 8815 3828 8815
TIME...MOT...LOC 0421Z 228DEG 79KT 3802 8828
WIND...HAIL 70MPH 1.00IN

$$

1 follow-up statement

213 
WWUS53 KPAH 230433
SVSPAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
1033 PM CST SUN JAN 22 2012

ILC059-065-165-230444-
/O.CAN.KPAH.SV.W.0013.000000T0000Z-120123T0445Z/
SALINE IL-GALLATIN IL-HAMILTON IL-
1033 PM CST SUN JAN 22 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HAMILTON COUNTY
IN SOUTH CENTRAL ILLINOIS...AND NORTHWESTERN GALLATIN AND
NORTHEASTERN SALINE COUNTIES IN SOUTHERN ILLINOIS IS CANCELLED...

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

LAT...LON 3835 8807 3803 8803 3791 8828 3816 8831
      3826 8818 3826 8815 3828 8815
TIME...MOT...LOC 0434Z 227DEG 55KT 3817 8814

$$

ILC047-193-230445-
/O.CON.KPAH.SV.W.0013.000000T0000Z-120123T0445Z/
WHITE IL-EDWARDS IL-
1033 PM CST SUN JAN 22 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
EDWARDS AND CENTRAL WHITE COUNTIES IN SOUTHEAST ILLINOIS UNTIL 1045
PM CST...

AT 1030 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THIS STORM WAS LOCATED NEAR
CARMI...MOVING NORTHEAST AT 65 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 3835 8807 3803 8803 3791 8828 3816 8831
      3826 8818 3826 8815 3828 8815
TIME...MOT...LOC 0434Z 227DEG 55KT 3817 8814
WIND...HAIL 70MPH 1.00IN

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 22, 8:54 PM CST	Areal Flood Advisory	PAH	Alexander, Franklin, Jackson, Jefferson, Johnson, Massac and 3 more	4 hr
Jan 22, 9:11 PM CST	Severe Thunderstorm Warning	PAH	Franklin, Jackson, Jefferson, Perry, Williamson	34 min
Jan 22, 9:45 PM CST	Severe Thunderstorm Warning	PAH	Jefferson, Wayne	30 min
Jan 22, 9:53 PM CST	Severe Thunderstorm Warning	PAH	Franklin, Hamilton, Jefferson, Wayne	22 min
Jan 22, 10:01 PM CST	Severe Thunderstorm Warning	PAH	Massac, Pope	44 min
Jan 22, 10:15 PM CST	Severe Thunderstorm Warning	PAH	Edwards, Hamilton, Wayne, White	30 min
Jan 22, 10:27 PM CST	Severe Thunderstorm Warning	PAH	Hardin, Massac, Pope	48 min
Jan 22, 10:40 PM CST	Areal Flood Advisory	PAH	Edwards, Gallatin, Hamilton, Hardin, Pope, Saline and 3 more	3 hr
Jan 22, 10:42 PM CST	Tornado Warning	PAH	Edwards, Wabash	33 min
Jan 22, 10:47 PM CST	Severe Thunderstorm Warning	PAH	Wabash, White	28 min
Jan 23, 10:50 AM CST	River Flood Warning	PAH	Gallatin, Wabash, White	16 days

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.