Alert archive / Kentucky / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 260, NWS Louisville, KY

October 12, 2014Cumberland County, Monroe County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Oct 12, 2014, 3:58 PM CDT for Cumberland County, Monroe County, Kentucky. It was in force for 32 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 12, 2014, 3:58 PM CDT (20:58 UTC)
Expired: Oct 12, 2014, 4:30 PM CDT
In force: 32 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Cumberland County, KY, Monroe County, KY

The radar

The Nashville radar (KOHX), 106 km from the middle of the area, began a volume at 20:58 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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.0 hours before the alert went out and 116 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: 476 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 105 m²/s²
0-3 km storm-relative helicity: 131 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 12, 2:53 PM CDT, 1 hour 5 minutes earlier.

Area forecast discussion, Oct 12, 2:53 PM CDT, 1 hour 5 minutes before

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Hazardous weather outlook, Oct 12, 3:11 PM CDT, 47 minutes before

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In the hours before

Special weather statement, Oct 12, 2:53 PM CDT, 1 hour 5 minutes before

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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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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 12, 4:26 PM CDT	Special Weather Statement	LMK	Cumberland	29 min
Oct 12, 4:46 PM CDT	Special Weather Statement	LMK	Russell	29 min
Oct 12, 5:10 PM CDT	Special Weather Statement	LMK	Casey	30 min
Oct 12, 5:36 PM CDT	Special Weather Statement	LMK	Casey, Garrard, Lincoln	29 min
Oct 12, 6:00 PM CDT	Special Weather Statement	LMK	Madison	30 min
Oct 12, 6:08 PM CDT	Special Weather Statement	LMK	Garrard, Lincoln	32 min
Oct 12, 6:33 PM CDT	Special Weather Statement	LMK	Clark, Madison	32 min
Oct 12, 6:44 PM CDT	Special Weather Statement	LMK	Fayette	31 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2014 Every severe thunderstorm warning in 2014

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.