Alert archive / Kentucky / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 159, NWS Louisville, KY

October 31, 20135 counties in Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Oct 31, 2013, 11:26 PM EDT for 5 counties in Kentucky. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 31, 2013, 11:26 PM EDT (03:26 UTC)
Expired: Oct 31, 2013, 11:55 PM EDT
In force: 29 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Bourbon County, KY, Fayette County, KY, Harrison County, KY, Scott County, KY, Woodford County, KY

The radar

The Jackson,KY radar (KJKL), 122 km from the middle of the area, began a volume at 03:29 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Oct 31, 8:54 PM EDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 3.4 hours before the alert went out and 148 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 642 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 716 m²/s²
0-3 km storm-relative helicity: 846 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Louisville, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 31, 11:16 PM EDT, 10 minutes earlier.

Area forecast discussion, Oct 31, 11:16 PM EDT, 10 minutes before

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Hazardous weather outlook, Oct 31, 9:19 PM EDT, 2 hours 7 minutes before

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In the hours before

Special weather statement, Oct 31, 11:04 PM EDT, 22 minutes before

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Special weather statement, Oct 31, 11:08 PM EDT, 18 minutes before

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Special weather statement, Oct 31, 11:10 PM EDT, 16 minutes before

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Local storm report, Oct 31, 11:13 PM EDT, 13 minutes before

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Local storm report, Oct 31, 11:14 PM EDT, 12 minutes before

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Local storm report, Oct 31, 11:20 PM EDT, 6 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 31, 9:07 PM EDT	Special Weather Statement	LMK	Bullitt, Edmonson, Hardin	43 min
Oct 31, 9:50 PM EDT	Special Weather Statement	LMK	Anderson, Boyle, Franklin, Harrison, Larue, Marion and 6 more	45 min
Oct 31, 10:07 PM EDT	Special Weather Statement	LMK	Edmonson, Hart, Larue	28 min
Oct 31, 10:39 PM EDT	Special Weather Statement	LMK	Anderson, Bourbon, Boyle, Fayette, Harrison, Jessamine and 6 more	26 min
Oct 31, 10:40 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Meade	30 min
Oct 31, 10:56 PM EDT	Special Weather Statement	LMK	Allen, Barren, Edmonson, Green, Hart, Metcalfe	44 min
Oct 31, 11:04 PM EDT	Special Weather Statement	LMK	Bullitt, Henry, Jefferson, Shelby	31 min
Oct 31, 11:08 PM EDT	Special Weather Statement	LMK	Jefferson, Meade, Oldham, Trimble	42 min
Oct 31, 11:10 PM EDT	Special Weather Statement	LMK	Anderson, Bourbon, Boyle, Fayette, Franklin, Harrison and 6 more	45 min
Oct 31, 11:14 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Bullitt, Grayson, Hardin, Hart, Jefferson and 4 more	31 min
Oct 31, 11:18 PM EDT	Severe Thunderstorm Warning	LMK	Butler, Grayson, Ohio	42 min
Oct 31, 11:37 PM EDT	Special Weather Statement	LMK	Adair, Allen, Barren, Casey, Clinton, Cumberland and 5 more	28 min
Oct 31, 11:51 PM EDT	Severe Thunderstorm Warning	LMK	Bourbon, Clark, Fayette, Harrison, Nicholas	29 min
Oct 31, 11:58 PM EDT	Special Weather Statement	LMK	Boyle, Garrard, Jessamine, Lincoln, Madison, Mercer	27 min
Nov 1, 12:01 AM EDT	Special Weather Statement	LMK	Anderson, Franklin, Spencer	44 min
Nov 1, 12:06 AM EDT	Special Weather Statement	LMK	Edmonson	29 min
Nov 1, 12:07 AM EDT	Severe Thunderstorm Warning	LMK	Boyle, Casey, Clark, Fayette, Garrard, Jessamine and 4 more	28 min
Nov 1, 12:10 AM EDT	Special Weather Statement	LMK	Clark	30 min
Nov 1, 12:13 AM EDT	Severe Thunderstorm Warning	LMK	Adair, Casey, Garrard, Lincoln, Taylor	47 min
Nov 1, 12:33 AM EDT	Severe Thunderstorm Warning	LMK	Bourbon, Clark, Garrard, Madison	32 min
Nov 1, 12:41 AM EDT	Special Weather Statement	LMK	Barren, Hart	29 min
Nov 1, 12:43 AM EDT	Special Weather Statement	LMK	Adair, Clinton, Cumberland, Monroe, Russell	27 min
Nov 1, 1:06 AM EDT	Special Weather Statement	LMK	Bourbon, Clark, Fayette, Garrard, Jessamine, Lincoln and 3 more	29 min
Nov 1, 1:09 AM EDT	Special Weather Statement	LMK	Casey	16 min
Nov 1, 1:13 AM EDT	Special Weather Statement	LMK	Adair, Green, Metcalfe, Taylor	42 min
Oct 31, 10:14 PM EDT	Special Weather Statement	LMK	Orange, Washington	26 min
Oct 31, 10:46 PM EDT	Special Weather Statement	LMK	Crawford, Orange, Washington	29 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2013 Every severe thunderstorm warning in 2013

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; radar from the NEXRAD Level II archive.