Alert archive / Illinois / Tornado Warnings in 2012

Tornado Warning 11, NWS Paducah, KY

February 29, 2012Gallatin County, Saline County, Williamson County, Illinois

NWS Paducah, KY issued this tornado warning at Feb 29, 2012, 4:43 AM CST for Gallatin County, Saline County, Williamson County, Illinois. It was in force for 32 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
Feb 29, 2012, 4:43 AM CST (10:43 UTC)
Expired
Feb 29, 2012, 5:15 AM CST
In force
32 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon

Counties Gallatin County, IL, Saline County, IL, Williamson County, IL

The radar

The Paducah radar (KPAH), 79 km from the middle of the area, began a volume at 10:43 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

TimeReportWhereRemark
Feb 29, 4:56 AM CSTTSTM WND DMG4 W Harrisburg, ILELECTRICAL TRANSFORMERS FLASHING WEST OF HARRISBURG. POSSIBLE TORNADO.
Feb 29, 4:56 AM CSTTORNADO2 Sw Harrisburg, ILCONFIRMED TORNADO BY TRAINED SPOTTER. APPROACHING THE SOUTH SIDE OF HARRISBURG.
Feb 29, 5:18 AM CSTTSTM WND DMGHarrisburg, ILHIGHWAY 45 IS CLOSED SOUTH OF THE COMMUNITY.

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.

IssuedProductOfficeLasted
Feb 29, 1:14 AM CSTTornado WatchSPC11 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 10.7 hours before the alert went out and 250 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, Nashville Metro, TN at 00:00Z on 2012-02-29Temperature 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, Nashville Metro, TN at 00:00Z on 2012-02-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 171 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
1873 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
171 m²/s²
0-3 km storm-relative helicity
309 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.

096 
WFUS53 KPAH 291043
TORPAH
ILC059-165-199-291115-
/O.NEW.KPAH.TO.W.0011.120229T1043Z-120229T1115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
443 AM CST WED FEB 29 2012

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN GALLATIN COUNTY IN SOUTHERN ILLINOIS...
  SALINE COUNTY IN SOUTHERN ILLINOIS...
  SOUTHEASTERN WILLIAMSON COUNTY IN SOUTHERN ILLINOIS...

* UNTIL 515 AM CST.

* AT 438 AM CST...TRAINED WEATHER SPOTTERS REPORTED A TORNADO NEAR
  CREAL SPRINGS...OR 6 MILES SOUTHEAST OF MARION. DOPPLER RADAR      
  SHOWED THIS TORNADO MOVING EAST AT 60 MPH.  

* LOCATIONS IN THE WARNED AREA INCLUDE...
  HARRISBURG...ELDORADO...CARRIERS MILLS...EQUALITY...STONEFORT...
  MUDDY AND RALEIGH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3789 8834 3766 8824 3760 8888 3775 8893
TIME...MOT...LOC 1043Z 255DEG 52KT 3769 8878

$$
1 follow-up statement
544 
WWUS53 KPAH 291055
SVSPAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
455 AM CST WED FEB 29 2012

ILC199-291105-
/O.CAN.KPAH.TO.W.0011.000000T0000Z-120229T1115Z/
WILLIAMSON IL-
455 AM CST WED FEB 29 2012

...THE TORNADO WARNING FOR SOUTHEASTERN WILLIAMSON COUNTY IN SOUTHERN
ILLINOIS IS CANCELLED...

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

LAT...LON 3766 8863 3780 8864 3789 8834 3766 8824
TIME...MOT...LOC 1055Z 257DEG 53KT 3773 8856

$$

ILC059-165-291115-
/O.CON.KPAH.TO.W.0011.000000T0000Z-120229T1115Z/
SALINE IL-GALLATIN IL-
455 AM CST WED FEB 29 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN GALLATIN AND
CENTRAL SALINE COUNTIES IN SOUTHERN ILLINOIS UNTIL 515 AM CST...

AT 452 AM CST...TRAINED WEATHER SPOTTERS REPORTED A TORNADO.  THIS
TORNADO WAS LOCATED NEAR CARRIERS MILLS...OR NEAR HARRISBURG...MOVING
EAST AT 60 MPH.  PEOPLE IN HARRISBURG NEED TO TAKE COVER IMMEDIATELY!

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3766 8863 3780 8864 3789 8834 3766 8824
TIME...MOT...LOC 1055Z 257DEG 53KT 3773 8856

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 28, 10:36 PM CSTSevere Thunderstorm WarningPAHGallatin, White24 min
Feb 29, 3:43 AM CSTTornado WarningPAHUnion32 min
Feb 29, 4:08 AM CSTTornado WarningPAHJackson, Johnson, Union, Williamson22 min
Feb 29, 4:25 AM CSTTornado WarningPAHJackson, Johnson, Saline, Union, Williamson35 min
Feb 29, 4:46 AM CSTTornado WarningPAHAlexander, Pulaski29 min
Feb 29, 5:04 AM CSTTornado WarningPAHGallatin, Saline, White26 min
Feb 29, 5:14 AM CSTTornado WarningPAHMassac, Pulaski31 min
Feb 29, 5:16 AM CSTSevere Thunderstorm WarningPAHAlexander29 min
Feb 29, 5:46 AM CSTSevere Thunderstorm WarningPAHMassac, Pope29 min
Feb 29, 5:50 AM CSTSevere Thunderstorm WarningPAHMassac, Pope16 min

Nearby

Tornado Warnings in Illinois, 2012Every tornado warning in 2012Tornadoes 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.