Alert archive / Kentucky / Mesoscale Discussions in 2005

Mesoscale Discussion 919

May 19, 20058 counties in Indiana; 78 counties in Kentucky; 45 counties in Tennessee

The Storm Prediction Center issued this mesoscale discussion at May 19, 2005, 6:13 PM EST for 8 counties in Indiana; 78 counties in Kentucky; 45 counties in Tennessee. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
May 19, 2005, 6:13 PM EST (23:13 UTC)
Expired
May 19, 2005, 8:15 PM EST
In force
2 hr
Issued by
the Storm Prediction Center
All 131 counties

Crawford County, IN, Dubois County, IN, Floyd County, IN, Harrison County, IN, Perry County, IN, Spencer County, IN, Vanderburgh County, IN, Warrick County, IN, Adair County, KY, Allen County, KY, Anderson County, KY, Barren County, KY, Bath County, KY, Bourbon County, KY, Boyle County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Caldwell County, KY, Calloway County, KY, Casey County, KY, Christian County, KY, Clark County, KY, Clinton County, KY, Crittenden County, KY, Cumberland County, KY, Daviess County, KY, Edmonson County, KY, Estill County, KY, Fayette County, KY, Fleming County, KY, Franklin County, KY, Garrard County, KY, Graves County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Hart County, KY, Henderson County, KY, Hickman County, KY, Hopkins County, KY, Jackson County, KY, Jefferson County, KY, Jessamine County, KY, Larue County, KY, Laurel County, KY, Lee County, KY, Lincoln County, KY, Livingston County, KY, Logan County, KY, Lyon County, KY, Madison County, KY, Marion County, KY, Marshall County, KY, McCreary County, KY, McLean County, KY, Meade County, KY, Menifee County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Montgomery County, KY, Muhlenberg County, KY, Nelson County, KY, Nicholas County, KY, Ohio County, KY, Oldham County, KY, Powell County, KY, Pulaski County, KY, Rockcastle County, KY, Rowan County, KY, Russell County, KY, Scott County, KY, Shelby County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Todd County, KY, Trigg County, KY, Union County, KY, Warren County, KY, Washington County, KY, Wayne County, KY, Webster County, KY, Woodford County, KY, Bedford County, TN, Benton County, TN, Cannon County, TN, Carroll County, TN, Cheatham County, TN, Clay County, TN, Coffee County, TN, Crockett County, TN, Davidson County, TN, Decatur County, TN, DeKalb County, TN, Dickson County, TN, Dyer County, TN, Fentress County, TN, Gibson County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lauderdale County, TN, Lewis County, TN, Macon County, TN, Madison County, TN, Maury County, TN, Montgomery County, TN, Obion County, TN, Overton County, TN, Perry County, TN, Pickett County, TN, Putnam County, TN, Robertson County, TN, Rutherford County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Trousdale County, TN, Van Buren County, TN, Warren County, TN, Weakley County, TN, White County, TN, Williamson County, TN, Wilson County, TN

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.2 hours before the alert went out and 97 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 12:00Z on 2005-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 194 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2005-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.1939Sfc1 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
194 J/kg
Mixed-layer CIN
-113 J/kg
Mixed-layer LCL
1341 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
105 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.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 19, 6:58 AM ESTMesoscale DiscussionSPCClay, Daviess, Dubois, Gibson, Greene, Knox and 7 more92 min
May 19, 10:44 AM ESTMesoscale DiscussionSPCBartholomew, Brown, Clark, Clay, Crawford, Daviess and 36 more3 hr
May 19, 11:15 AM ESTSevere Thunderstorm WatchSPCGibson, Posey8 hr
May 19, 12:50 PM ESTSevere Thunderstorm WatchSPCClark, Crawford, Dubois, Floyd, Harrison, Perry and 4 more8 hr
May 19, 1:15 PM ESTMesoscale DiscussionSPCBartholomew, Benton, Boone, Brown, Clay, Clinton and 38 more2 hr
May 19, 2:00 PM ESTTornado WatchSPCBartholomew, Boone, Brown, Clay, Daviess, Decatur and 26 more7 hr
May 19, 3:26 PM ESTMesoscale DiscussionSPCBartholomew, Brown, Clay, Decatur, Fayette, Franklin and 17 more94 min
May 19, 3:41 PM ESTMesoscale DiscussionSPCCrawford, Dubois, Floyd, Harrison, Perry, Pike and 3 more64 min
May 19, 3:50 PM ESTMesoscale DiscussionSPCBenton, Carroll, Cass, Fulton, Howard, Jasper and 9 more85 min
May 19, 4:50 PM ESTSevere Thunderstorm WatchSPCBenton, Boone, Carroll, Cass, Clinton, Fountain and 18 more4 hr
May 19, 5:59 PM ESTMesoscale DiscussionSPCGibson91 min
May 19, 6:20 PM ESTSevere Thunderstorm WatchSPCPosey6 hr
May 19, 6:29 PM ESTMesoscale DiscussionSPCBartholomew, Brown, Clay, Daviess, Dearborn, Decatur and 12 more91 min
May 19, 6:30 PM ESTMesoscale DiscussionSPCBenton, Carroll, Cass, Fulton, Howard, Jasper and 9 more90 min
May 19, 3:55 PM ESTSevere Thunderstorm WatchSPCAdair, Allen, Anderson, Barren, Bath, Bourbon and 51 more7 hr

Nearby

Mesoscale Discussions in Kentucky, 2005Mesoscale Discussions in Tennessee, 2005Mesoscale Discussions in Indiana, 2005Every mesoscale discussion in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.