Alert archive / Kentucky / Special Weather Statements in 2012

Special Weather Statement, NWS Louisville, KY

July 24, 2012Bourbon County, Harrison County, Nicholas County, Kentucky

NWS Louisville, KY issued this special weather statement at Jul 24, 2012, 8:56 AM EDT for Bourbon County, Harrison County, Nicholas County, 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 outline as issued.

The facts

Issued: Jul 24, 2012, 8:56 AM EDT (12:56 UTC)
Expired: Jul 24, 2012, 9:25 AM EDT
In force: 29 min
Issued by: NWS Louisville, KY

Counties Bourbon County, KY, Harrison County, KY, Nicholas County, KY

The radar

The Jackson,KY radar (KJKL), 117 km from the middle of the area, began a volume at 12:58 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 0.9 hours before the alert went out and 119 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: 1858 J/kg
Mixed-layer CIN: -130 J/kg
Mixed-layer LCL: 1124 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 187 m²/s²
0-3 km storm-relative helicity: 154 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 1.7

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 Jul 24, 8:34 AM EDT, 22 minutes earlier.

Area forecast discussion, Jul 24, 8:34 AM EDT, 22 minutes before

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Hazardous weather outlook, Jul 24, 4:06 AM EDT, 4 hours 50 minutes before

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In the hours before

Special weather statement, Jul 24, 4:04 AM EDT, 4 hours 52 minutes before

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Special weather statement, Jul 24, 8:56 AM 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
Jul 24, 9:35 AM EDT	Special Weather Statement	LMK	Nicholas	30 min
Jul 24, 1:05 PM EDT	Special Weather Statement	LMK	Bourbon, Fayette, Harrison, Nicholas, Scott	45 min
Jul 24, 3:46 PM EDT	Heat Advisory	LMK	Adair, Allen, Anderson, Barren, Bourbon, Boyle and 43 more	29 hr
Jul 24, 3:58 PM EDT	Special Weather Statement	LMK	Boyle	32 min
Jul 24, 4:14 PM EDT	Special Weather Statement	LMK	Marion	31 min
Jul 24, 4:21 PM EDT	Severe Thunderstorm Warning	LMK	Boyle, Casey, Marion	29 min
Jul 24, 4:49 PM EDT	Special Weather Statement	LMK	Larue	31 min
Jul 24, 5:02 PM EDT	Severe Thunderstorm Warning	LMK	Larue, Marion, Nelson	33 min
Jul 24, 5:08 PM EDT	Areal Flood Advisory	LMK	Larue, Marion, Nelson	75 min
Jul 24, 5:16 PM EDT	Flash Flood Warning	LMK	Larue, Marion, Nelson	62 min
Jul 24, 5:35 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock	45 min
Jul 24, 5:37 PM EDT	Special Weather Statement	LMK	Taylor	43 min
Jul 24, 5:46 PM EDT	Special Weather Statement	LMK	Meade	29 min
Jul 24, 6:09 PM EDT	Areal Flood Advisory	LMK	Green, Larue, Taylor	3 hr
Jul 24, 6:14 PM EDT	Special Weather Statement	LMK	Hardin	31 min
Jul 24, 6:21 PM EDT	Special Weather Statement	LMK	Green	44 min
Jul 24, 6:43 PM EDT	Areal Flood Advisory	LMK	Green, Hardin, Hart, Larue	2 hr
Jul 24, 6:45 PM EDT	Special Weather Statement	LMK	Hart	30 min
Jul 24, 7:06 PM EDT	Special Weather Statement	LMK	Green	44 min
Jul 24, 7:10 PM EDT	Severe Thunderstorm Warning	LMK	Green, Hardin, Hart, Larue	40 min
Jul 24, 7:47 PM EDT	Special Weather Statement	LMK	Hart	28 min
Jul 24, 4:46 PM EDT	Special Weather Statement	LMK	Perry	44 min
Jul 24, 5:18 PM EDT	Areal Flood Advisory	LMK	Perry	3 hr
Jul 24, 5:43 PM EDT	Flash Flood Warning	LMK	Perry	3 hr
Jul 24, 7:59 PM EDT	Special Weather Statement	LMK	Clark, Floyd	31 min

Nearby

Special Weather Statements in Kentucky, 2012 Every special weather statement in 2012

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.