Alert archive / Kentucky / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 82, NWS Paducah, KY

April 19, 2011Gallatin County, Hardin County, Illinois; 9 counties in Kentucky

NWS Paducah, KY issued this severe thunderstorm warning at Apr 19, 2011, 10:09 PM CDT for Gallatin County, Hardin County, Illinois; 9 counties in Kentucky. It was in force for 66 min. 2 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, 10:09 PM CDT (03:09 UTC)
Expired
Apr 19, 2011, 11:15 PM CDT
In force
66 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Hail
0.0 in
Wind
70.0 mph

Counties Gallatin County, IL, Hardin County, IL, Caldwell County, KY, Crittenden County, KY, Daviess County, KY, Henderson County, KY, Hopkins County, KY, McLean County, KY, Muhlenberg County, KY, Union County, KY, Webster County, KY

The radar

The Evansville,IN radar (KVWX), 58 km from the middle of the area, began a volume at 03:12 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

TimeReportWhereRemark
Apr 19, 10:27 PM CDTTSTM WND GST 65Owensboro, KYWEST SIDE OF OWENSBORO
Apr 19, 10:27 PM CDTTSTM WND GST 75Owensboro, KYON THE EAST SIDE OF THE CITY

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

Nashville Metro, TN (KBNA), launched 00:00Z, 3.2 hours before the alert went out and 199 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 2011-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1997 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, Nashville Metro, TN at 00:00Z on 2011-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 square meters per square second.193958Sfc1 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
1997 J/kg
Mixed-layer CIN
-93 J/kg
Mixed-layer LCL
1626 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
239 m²/s²
Significant tornado parameter
0.4
Supercell composite
7.7

Open this sounding in Storm Lab

The text

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

081 
WUUS53 KPAH 200309
SVRPAH
ILC059-069-KYC033-055-059-101-107-149-177-225-233-200415-
/O.NEW.KPAH.SV.W.0082.110420T0309Z-110420T0415Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
1009 PM CDT TUE APR 19 2011

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DAVIESS COUNTY IN NORTHWEST KENTUCKY...
  HENDERSON COUNTY IN NORTHWEST KENTUCKY...
  NORTHERN HOPKINS COUNTY IN NORTHWEST KENTUCKY...
  MCLEAN COUNTY IN NORTHWEST KENTUCKY...
  UNION COUNTY IN NORTHWEST KENTUCKY...
  WEBSTER COUNTY IN NORTHWEST KENTUCKY...
  NORTH CENTRAL MUHLENBERG COUNTY IN SOUTH CENTRAL KENTUCKY...
  EASTERN GALLATIN COUNTY IN SOUTHERN ILLINOIS...
  EASTERN HARDIN COUNTY IN SOUTHERN ILLINOIS...
  NORTH CENTRAL CALDWELL COUNTY IN WESTERN KENTUCKY...
  NORTHERN CRITTENDEN COUNTY IN WESTERN KENTUCKY...

* UNTIL 1115 PM CDT.

* AT 1007 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A LINE OF SEVERE
  THUNDERSTORMS PRODUCING DAMAGING WINDS IN EXCESS OF 70 MPH. 
  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 6 MILES
  NORTHWEST OF STANLEY TO 9 MILES SOUTHWEST OF PROVIDENCE..AND 
  MOVING EAST AT 60 MPH.

  WINDS WERE STILL GUSTING TO 60 MPH WELL BEHIND THE LINE IN MOUNT
  CARMEL ILLINOIS.

* LOCATIONS IN THE WARNING INCLUDE...
  SEBREE...
  PROVIDENCE...
  DIXON...
  ROBARDS...
  CLAY...
  STANLEY...
  PROVIDENCE...
  ST. JOSEPH...
  BEECH GROVE...
  OWENSBORO...
  CALHOUN...
  KNOTTSVILLE...
  MASONVILLE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS AN EXTREMELY DANGEROUS STORM CAPABLE OF PRODUCING
TORNADO-LIKE WINDS AND STRUCTURAL DAMAGE TO WELL BUILT BUILDINGS.
TREES AND POWER LINES WILL LIKELY COME DOWN AS WELL. MOVE TO A
SUBSTANTIAL INDOOR STORM SHELTER.

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

&&

LAT...LON 3767 8683 3754 8707 3738 8712 3734 8829
      3787 8814 3787 8808 3784 8803 3781 8808
      3778 8796 3781 8791 3788 8793 3789 8768
      3783 8765 3789 8759 3790 8731 3778 8710
      3791 8704 3791 8693 3784 8691 3780 8682
TIME...MOT...LOC 0308Z 270DEG 52KT 3786 8732 3735 8789
WIND...HAIL 70MPH 0.00IN

$$
1 follow-up statement
384 
WWUS53 KPAH 200351
SVSPAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
1051 PM CDT TUE APR 19 2011

ILC059-069-KYC033-055-059-101-107-149-177-225-233-200415-
/O.CON.KPAH.SV.W.0082.000000T0000Z-110420T0415Z/
HARDIN IL-GALLATIN IL-HENDERSON KY-DAVIESS KY-UNION KY-MCLEAN KY-
WEBSTER KY-HOPKINS KY-CRITTENDEN KY-MUHLENBERG KY-CALDWELL KY-
1051 PM CDT TUE APR 19 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT
FOR EASTERN GALLATIN AND EASTERN HARDIN COUNTIES IN SOUTHERN
ILLINOIS...AND NORTHERN HOPKINS...WEBSTER...MCLEAN...UNION...DAVIESS
AND HENDERSON COUNTIES IN NORTHWEST KENTUCKY...AND NORTH CENTRAL
MUHLENBERG COUNTY IN SOUTH CENTRAL KENTUCKY...AND NORTH CENTRAL
CALDWELL AND NORTHERN CRITTENDEN COUNTIES IN WESTERN KENTUCKY...

AT 1048 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A LINE OF SEVERE 
THUNDERSTORMS PRODUCING AND DESTRUCTIVE WINDS UP TO 70 MPH. THESE 
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 4 MILES NORTHWEST OF 
KNOTTSVILLE TO 7 MILES SOUTH OF CAVE-IN-ROCK...MOVING EAST AT 60 MPH.

TRAINED SPOTTERS REPORTED 65 MPH WIND GUSTS AND TREE LIMBS DOWN IN 
BEECH GROVE IN MCLEAN COUNTY AROUND 1035 PM.

LOCATIONS IN THE WARNING INCLUDE DIXON...BEECH GROVE...
MOSELEYVILLE...MASONVILLE...PROVIDENCE...SLAUGHTERS...WHITESVILLE...
CALHOUN...NEBO...SACRAMENTO...LIVERMORE...ISLAND AND HANSON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A VERY DANGEROUS STORM CAPABLE OF BLOWING DOWN TREES AND
POWER POLES. MOVE INDOORS TO A SUBSTANTIAL SHELTER SUCH AS A BASEMENT
OR INTERIOR ROOM OR HALLWAY.

&&

LAT...LON 3767 8683 3754 8707 3738 8712 3734 8829
      3787 8814 3787 8808 3784 8803 3781 8808
      3778 8796 3781 8791 3788 8793 3789 8768
      3783 8765 3789 8759 3790 8731 3778 8710
      3791 8704 3791 8693 3784 8691 3780 8682
TIME...MOT...LOC 0350Z 270DEG 52KT 3782 8691 3738 8810
WIND...HAIL 70MPH 1.00IN

$$

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, 9:13 PM CDTTornado WarningPAHHamilton, White32 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, 10:46 PM CDTSevere Thunderstorm WarningPAHMassac, Pope59 min
Apr 20, 10:05 AM CDTRiver Flood WarningPAHGallatin, Wayne, White50 hr
Apr 19, 9:46 PM CDTAreal Flood AdvisoryPAHDaviess, Henderson, McLean, Webster3 hr
Apr 19, 9:54 PM CDTSevere Thunderstorm WarningPAHCarlisle, Fulton, Graves, Hickman51 min
Apr 19, 10:00 PM CDTSevere Thunderstorm WarningPAHCaldwell, Crittenden, Hopkins, Livingston, Lyon, Marshall30 min
Apr 19, 10:28 PM CDTSevere Thunderstorm WarningPAHCaldwell, Christian, Crittenden, Graves, Hopkins, Livingston and 6 more62 min
Apr 19, 11:03 PM CDTAreal Flood AdvisoryPAHCaldwell, Crittenden, Graves, Hopkins, Livingston, Lyon and 2 more3 hr
Apr 19, 11:30 PM CDTSevere Thunderstorm WarningPAHCaldwell, Christian, Hopkins, Livingston, Lyon, Marshall and 3 more30 min
Apr 19, 11:44 PM CDTSevere Thunderstorm WarningPAHCalloway, Fulton, Graves, Hickman, Marshall, Trigg46 min
Apr 20, 12:11 AM CDTTornado WarningPAHCalloway, Marshall, Trigg21 min
Apr 20, 12:26 AM CDTSevere Thunderstorm WarningPAHCaldwell, Christian, Lyon, Muhlenberg, Todd, Trigg49 min
Apr 20, 12:42 AM CDTTornado WarningPAHChristian, Todd33 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2011Severe Thunderstorm Warnings in Illinois, 2011Every severe thunderstorm warning 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.