Alert archive / Illinois / Tornado Warnings in 2011

Tornado Warning 44, NWS Paducah, KY

April 19, 2011Hamilton County, White County, Illinois; Posey County, Indiana

NWS Paducah, KY issued this tornado warning at Apr 19, 2011, 9:13 PM CDT for Hamilton County, White County, Illinois; Posey County, Indiana. It was in force for 32 min. 6 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
Apr 19, 2011, 9:13 PM CDT (02:13 UTC)
Expired
Apr 19, 2011, 9:45 PM CDT
In force
32 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon

Counties Hamilton County, IL, White County, IL, Posey County, IN

The radar

The Evansville,IN radar (KVWX), 35 km from the middle of the area, began a volume at 02:13 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
Apr 19, 9:19 PM CDTTORNADO6 Se Mcleansboro, ILAN EF1 TORNADO TRAVELED FROM 6 MILES SOUTHEAST OF MCLEANSBORO TO 8 MILES EAST SOUTHEAST OF MCLEANSBORO. HUNDREDS OF TREES WERE UPROOTED AND A SMALL GRAIN BIN WAS DESTROYED.
Apr 19, 9:24 PM CDTFUNNEL CLOUD4 W Carmi, ILFUNNEL CLOUD OBSERVED BY STATE TROOPER WEST OF COMMUNITY.
Apr 19, 9:30 PM CDTTSTM WND DMGCarmi, ILLATE REPORT. WIDESPREAD TREES DOWN AS WELL AS POWER POLES SNAPPED. MUCH OF THE CITY IS WITHOUT POWER. ONE HOME HAD LARGE UPROOTED TREE FELL ACROSS A HOME. IN NORTH CITY THE HIGH SCHOOL HAD PART OF THE ROOF BLOWN OFF. NO INJURIES REPORTED AT THIS TIME.
Apr 19, 9:38 PM CDTTSTM WND DMG3 W Poseyville, INLATE REPORT. WIND DAMAGE REPORTED WEST OF TOWN.
Apr 19, 9:38 PM CDTTSTM WND GST 65Mount Vernon, INSEVERAL LARGE TREES DOWN IN THE CITY LIMITS
Apr 19, 9:45 PM CDTTSTM WND DMGMaunie, ILTREES AND POWER LINES DOWN.

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
Apr 19, 6:46 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 2.2 hours before the alert went out and 238 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 00:00Z on 2011-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2409 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2011-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 370 square meters per square second.19395878Sfc1 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
2409 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
523 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
370 m²/s²
0-3 km storm-relative helicity
547 m²/s²
Significant tornado parameter
0.0
Supercell composite
24.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

160 
WFUS53 KPAH 200213
TORPAH
ILC065-193-INC129-200245-
/O.NEW.KPAH.TO.W.0044.110420T0213Z-110420T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
913 PM CDT TUE APR 19 2011

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN HAMILTON COUNTY IN SOUTH CENTRAL ILLINOIS...
  SOUTHERN WHITE COUNTY IN SOUTHEAST ILLINOIS...
  CENTRAL POSEY COUNTY IN SOUTHWEST INDIANA...

* UNTIL 945 PM CDT.

* AT 908 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
  A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES WEST 
  OF NORRIS CITY...MOVING EAST AT 90 MPH. IN ADDITION TO A  
  TORNADO...VERY STRONG DAMAGING WINDS IN EXCESS OF 80 MPH ARE 
  LIKELY.

* LOCATIONS IN THE WARNING INCLUDE...
  NORRIS CITY...
  CARMI...
  NEW HARMONY...
  MOUNT VERNON...
  BLAIRSVILLE...
  POSEYVILLE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NOW IS THE TIME TO IMPLEMENT YOUR TORNADO PLAN OF ACTION. SEEK
SHELTER INDOORS IN A BASEMENT...OR IN AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A HOME OR BUILDING.

&&

LAT...LON 3820 8771 3793 8772 3792 8850 3803 8853
TIME...MOT...LOC 0212Z 257DEG 79KT 3799 8839

$$
1 follow-up statement
529 
WWUS53 KPAH 200222
SVSPAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
922 PM CDT TUE APR 19 2011

ILC065-200232-
/O.CAN.KPAH.TO.W.0044.000000T0000Z-110420T0245Z/
HAMILTON IL-
922 PM CDT TUE APR 19 2011

...THE TORNADO WARNING FOR SOUTHEASTERN HAMILTON COUNTY IN SOUTH
CENTRAL ILLINOIS IS CANCELLED...

LAT...LON 3820 8771 3802 8772 3799 8831 3807 8833
TIME...MOT...LOC 0222Z 255DEG 66KT 3806 8820

$$

ILC193-INC129-200245-
/O.CON.KPAH.TO.W.0044.000000T0000Z-110420T0245Z/
WHITE IL-POSEY IN-
922 PM CDT TUE APR 19 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR SOUTHERN
WHITE COUNTY IN SOUTHEAST ILLINOIS...AND NORTHERN POSEY COUNTY IN
SOUTHWEST INDIANA...

AT 917 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS STORM WAS
LOCATED 8 MILES SOUTHWEST OF CARMI...MOVING EAST AT 75 MPH.

LOCATIONS IN THE WARNING INCLUDE MAUNIE...NEW HARMONY...BLAIRSVILLE
AND POSEYVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS IN EXCESS OF 
80 MPH.

&&

LAT...LON 3820 8771 3802 8772 3799 8831 3807 8833
TIME...MOT...LOC 0222Z 255DEG 66KT 3806 8820

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 7:43 PM CDTSevere Thunderstorm WarningPAHAlexander, Jackson, Union62 min
Apr 19, 8:14 PM CDTTornado WarningPAHJackson, Union31 min
Apr 19, 8:15 PM CDTSevere Thunderstorm WarningPAHFranklin, Jackson, Jefferson, Johnson, Perry, Union and 1 more60 min
Apr 19, 8:26 PM CDTTornado WarningPAHJackson, Perry18 min
Apr 19, 8:27 PM CDTAreal Flood AdvisoryPAHAlexander, Jackson, Perry, Union3 hr
Apr 19, 8:37 PM CDTSevere Thunderstorm WarningPAHAlexander, Johnson, Massac, Pulaski38 min
Apr 19, 8:47 PM CDTAreal Flood AdvisoryPAHFranklin, Jefferson, Johnson, Pulaski, Williamson3 hr
Apr 19, 8:50 PM CDTSevere Thunderstorm WarningPAHEdwards, Franklin, Gallatin, Hamilton, Hardin, Jefferson and 4 more55 min
Apr 19, 8:53 PM CDTTornado WarningPAHJefferson, Perry, Wayne37 min
Apr 19, 9:01 PM CDTSevere Thunderstorm WarningPAHAlexander, Hardin, Johnson, Massac, Pope, Pulaski44 min
Apr 19, 9:17 PM CDTSevere Thunderstorm WarningPAHEdwards, Gallatin, Wabash, White58 min
Apr 19, 9:19 PM CDTAreal Flood AdvisoryPAHEdwards, Gallatin, Hamilton, Hardin, Pope, Saline and 3 more3 hr
Apr 19, 9:20 PM CDTSevere Thunderstorm WarningPAHGallatin, Hardin55 min
Apr 19, 9:26 PM CDTTornado WarningPAHWayne23 min
Apr 19, 9:29 PM CDTTornado WarningPAHWhite31 min
Apr 19, 9:30 PM CDTTornado WarningPAHAlexander, Jackson30 min
Apr 19, 9:35 PM CDTTornado WarningPAHEdwards, Wabash, Wayne25 min
Apr 19, 9:39 PM CDTTornado WarningPAHAlexander36 min
Apr 19, 9:46 PM CDTSevere Thunderstorm WarningPAHAlexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more59 min
Apr 19, 9:54 PM CDTTornado WarningPAHAlexander, Pulaski, Union20 min
Apr 19, 9:58 PM CDTAreal Flood AdvisoryPAHMassac3 hr
Apr 19, 10:07 PM CDTSevere Thunderstorm WarningPAHEdwards, Gallatin, Wabash, White53 min
Apr 19, 10:09 PM CDTSevere Thunderstorm WarningPAHGallatin, Hardin66 min
Apr 19, 10:46 PM CDTSevere Thunderstorm WarningPAHMassac, Pope59 min
Apr 20, 10:05 AM CDTRiver Flood WarningPAHGallatin, Wayne, White50 hr
Apr 19, 9:45 PM CDTTornado WarningPAHPosey, Vanderburgh, Warrick30 min
Apr 19, 9:46 PM CDTAreal Flood AdvisoryPAHGibson, Pike, Spencer, Vanderburgh, Warrick3 hr
Apr 19, 9:50 PM CDTTornado WarningPAHGibson, Pike25 min
Apr 19, 10:03 PM CDTTornado WarningPAHPike, Spencer, Warrick27 min
Apr 19, 10:16 PM CDTTornado WarningPAHPike11 min
Apr 19, 10:23 PM CDTTornado WarningPAHSpencer15 min

Nearby

Tornado Warnings in Illinois, 2011Tornado Warnings in Indiana, 2011Every tornado warning in 2011Tornadoes in 2011

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.