Alert archive / Kentucky / Mesoscale Discussions in 2005

Mesoscale Discussion 1986

August 14, 2005Wabash County, Illinois; 10 counties in Indiana; 19 counties in Kentucky

The Storm Prediction Center issued this mesoscale discussion at Aug 14, 2005, 9:10 PM CDT for Wabash County, Illinois; 10 counties in Indiana; 19 counties in Kentucky. It was in force for 65 min.

The area

The outline as issued.

The facts

Issued
Aug 14, 2005, 9:10 PM CDT (02:10 UTC)
Expired
Aug 14, 2005, 10:15 PM CDT
In force
65 min
Issued by
the Storm Prediction Center
All 30 counties

Wabash County, IL, Crawford County, IN, Dubois County, IN, Gibson County, IN, Orange County, IN, Perry County, IN, Pike County, IN, Posey County, IN, Spencer County, IN, Vanderburgh County, IN, Warrick County, IN, Breckinridge County, KY, Butler County, KY, Caldwell County, KY, Christian County, KY, Daviess County, KY, Grayson County, KY, Hancock County, KY, Henderson County, KY, Hopkins County, KY, Logan County, KY, McLean County, KY, Muhlenberg County, KY, Ohio County, KY, Simpson County, KY, Todd County, KY, Trigg County, KY, Union County, KY, Warren County, KY, Webster County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.2 hours before the alert went out and 153 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 2005-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3194 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 00:00Z on 2005-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
3194 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
1469 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
123 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
Aug 15, 1:59 PM CDTMesoscale DiscussionSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 12 more2 hr

Nearby

Mesoscale Discussions in Kentucky, 2005Mesoscale Discussions in Indiana, 2005Mesoscale Discussions in Illinois, 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.