Alert archive / Kentucky / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 129, NWS Jackson, KY

June 16, 2008Estill County, Powell County, Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Jun 16, 2008, 5:41 PM EDT for Estill County, Powell County, Kentucky. It was in force for 34 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: Jun 16, 2008, 5:41 PM EDT (21:41 UTC)
Expired: Jun 16, 2008, 6:15 PM EDT
In force: 34 min
Issued by: NWS Jackson, KY
Area: Storm-based polygon

Counties Estill County, KY, Powell County, KY

The radar

The Jackson,KY radar (KJKL), 55 km from the middle of the area, began a volume at 21:41 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
Jun 16, 9:09 AM EDT	Severe Thunderstorm Watch	SPC	12 hr
Jun 16, 4:51 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.7 hours before the alert went out and 186 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: 413 J/kg
Mixed-layer CIN: -144 J/kg
Mixed-layer LCL: 1343 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 40 m²/s²
0-3 km storm-relative helicity: 120 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 Jackson, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 16, 3:11 PM EDT, 2 hours 30 minutes earlier.

Area forecast discussion, Jun 16, 3:11 PM EDT, 2 hours 30 minutes before

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Hazardous weather outlook, Jun 16, 5:11 PM EDT, 30 minutes before

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In the hours before

Local storm report, Jun 16, 12:35 PM EDT, 5 hours 6 minutes before

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Local storm report, Jun 16, 4:00 PM EDT, 1 hour 41 minutes before

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Local storm report, Jun 16, 4:39 PM EDT, 1 hour 2 minutes before

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Local storm report, Jun 16, 4:55 PM EDT, 46 minutes before

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Local storm report, Jun 16, 4:59 PM EDT, 42 minutes before

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Local storm report, Jun 16, 5:03 PM EDT, 38 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 16, 8:07 AM EDT	Severe Thunderstorm Warning	JKL	Fleming	38 min
Jun 16, 9:11 AM EDT	Severe Thunderstorm Warning	JKL	Fleming, Rowan	37 min
Jun 16, 9:49 AM EDT	Flash Flood Warning	JKL	Fleming	3 hr
Jun 16, 12:42 PM EDT	Severe Thunderstorm Warning	JKL	Elliott, Rowan	33 min
Jun 16, 1:05 PM EDT	Severe Thunderstorm Warning	JKL	Elliott	25 min
Jun 16, 3:55 PM EDT	Severe Thunderstorm Warning	JKL	Floyd, Magoffin	35 min
Jun 16, 4:01 PM EDT	Severe Thunderstorm Warning	JKL	Floyd, Martin, Pike	29 min
Jun 16, 4:06 PM EDT	Severe Thunderstorm Warning	JKL	Leslie, Perry	24 min
Jun 16, 4:21 PM EDT	Severe Thunderstorm Warning	JKL	Pulaski	39 min
Jun 16, 4:29 PM EDT	Severe Thunderstorm Warning	JKL	Floyd, Pike	46 min
Jun 16, 5:21 PM EDT	Severe Thunderstorm Warning	JKL	Martin	10 min
Jun 16, 5:28 PM EDT	Severe Thunderstorm Warning	JKL	Floyd, Knott, Magoffin, Pike	39 min
Jun 16, 5:48 PM EDT	Severe Thunderstorm Warning	JKL	Knott	27 min
Jun 16, 5:53 PM EDT	Severe Thunderstorm Warning	JKL	Whitley	27 min
Jun 16, 6:41 PM EDT	Severe Thunderstorm Warning	JKL	Letcher	19 min
Jun 16, 6:57 PM EDT	Severe Thunderstorm Warning	JKL	Breathitt, Floyd, Knott	33 min
Jun 16, 7:11 PM EDT	Severe Thunderstorm Warning	JKL	Estill, Lee, Owsley	34 min
Jun 16, 7:36 PM EDT	Severe Thunderstorm Warning	JKL	Jackson, Owsley	24 min
Jun 16, 7:48 PM EDT	Severe Thunderstorm Warning	JKL	Pike	27 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2008 Every severe thunderstorm warning in 2008

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.