Alert archive / Kentucky / Special Weather Statements in 2015

Special Weather Statement, NWS Louisville, KY

August 4, 2015Boyle County, Marion County, Kentucky

NWS Louisville, KY issued this special weather statement at Aug 4, 2015, 3:09 PM EDT for Boyle County, Marion County, Kentucky. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Aug 4, 2015, 3:09 PM EDT (19:09 UTC)
Expired: Aug 4, 2015, 3:45 PM EDT
In force: 36 min
Issued by: NWS Louisville, KY

Counties Boyle County, KY, Marion County, KY

The radar

The Louisville radar (KLVX), 101 km from the middle of the area, began a volume at 19:10 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, 7.2 hours before the alert went out and 210 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: 1432 J/kg
Mixed-layer CIN: -58 J/kg
Mixed-layer LCL: 1126 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 20 m²/s²
0-3 km storm-relative helicity: 21 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Aug 4, 1:23 PM EDT, 1 hour 46 minutes earlier.

Area forecast discussion, Aug 4, 1:23 PM EDT, 1 hour 46 minutes before

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Hazardous weather outlook, Aug 4, 11:55 AM EDT, 3 hours 14 minutes before

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In the hours before

Special weather statement, Aug 4, 3:09 PM EDT, 0 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
Aug 3, 8:08 PM EDT	Severe Thunderstorm Warning	LMK	Harrison, Nicholas	23 min
Aug 3, 8:43 PM EDT	Special Weather Statement	LMK	Bourbon	32 min
Aug 3, 8:58 PM EDT	Severe Thunderstorm Warning	LMK	Bourbon	32 min
Aug 3, 9:19 PM EDT	Areal Flood Advisory	LMK	Bourbon, Nicholas	3 hr
Aug 3, 9:33 PM EDT	Flash Flood Warning	LMK	Bourbon	3 hr
Aug 4, 3:39 PM EDT	Flash Flood Watch	LMK	Adair, Allen, Anderson, Barren, Bourbon, Boyle and 43 more	53 hr
Aug 4, 4:29 PM EDT	Special Weather Statement	LMK	Hancock	31 min
Aug 4, 5:24 PM EDT	Special Weather Statement	LMK	Grayson	36 min
Aug 4, 5:30 PM EDT	Areal Flood Advisory	LMK	Marion	3 hr
Aug 4, 5:34 PM EDT	Special Weather Statement	LMK	Garrard, Madison	41 min
Aug 4, 5:39 PM EDT	Areal Flood Advisory	LMK	Grayson	3 hr
Aug 4, 5:49 PM EDT	Special Weather Statement	LMK	Hancock	26 min
Aug 4, 6:49 PM EDT	Severe Thunderstorm Warning	LMK	Meade	26 min
Aug 4, 7:15 PM EDT	Severe Thunderstorm Warning	LMK	Meade	30 min
Aug 4, 7:29 PM EDT	Special Weather Statement	LMK	Jefferson, Oldham	91 min
Aug 4, 7:35 PM EDT	Special Weather Statement	LMK	Boyle, Mercer, Washington	25 min
Aug 4, 7:43 PM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Hardin, Jefferson	32 min
Aug 4, 6:44 PM EDT	Special Weather Statement	LMK	Perry	31 min
Aug 4, 6:57 PM EDT	Special Weather Statement	LMK	Dubois	33 min
Aug 4, 7:23 PM EDT	Special Weather Statement	LMK	Harrison	22 min

Nearby

Special Weather Statements in Kentucky, 2015 Every special weather statement in 2015

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.