Alert archive / Kentucky / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 69, NWS Louisville, KY

May 6, 2022Marion County, Nelson County, Washington County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at May 6, 2022, 6:47 PM EDT for Marion County, Nelson County, Washington County, Kentucky. It was in force for 28 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: May 6, 2022, 6:47 PM EDT (22:47 UTC)
Expired: May 6, 2022, 7:15 PM EDT
In force: 28 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Marion County, KY, Nelson County, KY, Washington County, KY

The radar

The Louisville radar (KLVX), 64 km from the middle of the area, began a volume at 22:48 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, 10.8 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: 260 J/kg
Mixed-layer CIN: -118 J/kg
Mixed-layer LCL: 620 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 14 m²/s²
0-3 km storm-relative helicity: 74 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The office that day

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

Issued	Product	Office	Counties	Lasted
May 6, 1:00 PM EDT	Special Weather Statement	LMK	Clinton	30 min
May 6, 1:22 PM EDT	Flood Watch	LMK	Adair, Anderson, Bourbon, Boyle, Casey, Clark and 16 more	12 hr
May 6, 2:10 PM EDT	Special Weather Statement	LMK	Lincoln	35 min
May 6, 2:24 PM EDT	Special Weather Statement	LMK	Jefferson	36 min
May 6, 3:00 PM EDT	Special Weather Statement	LMK	Franklin, Scott	30 min
May 6, 3:28 PM EDT	Areal Flood Advisory	LMK	Anderson, Franklin, Scott, Woodford	3 hr
May 6, 3:32 PM EDT	Special Weather Statement	LMK	Scott	28 min
May 6, 4:08 PM EDT	Special Weather Statement	LMK	Butler	37 min
May 6, 4:14 PM EDT	Severe Thunderstorm Warning	LMK	Butler, Edmonson, Warren	20 min
May 6, 4:22 PM EDT	Areal Flood Advisory	LMK	Bourbon, Harrison, Nicholas, Scott	3 hr
May 6, 4:26 PM EDT	Flash Flood Warning	LMK	Harrison, Nicholas	3 hr
May 6, 4:30 PM EDT	Special Weather Statement	LMK	Russell	30 min
May 6, 4:59 PM EDT	Special Weather Statement	LMK	Grayson	31 min
May 6, 5:56 PM EDT	Special Weather Statement	LMK	Adair	34 min
May 6, 5:57 PM EDT	Special Weather Statement	LMK	Bullitt	33 min
May 6, 6:18 PM EDT	Areal Flood Advisory	LMK	Casey, Lincoln	117 min
May 6, 6:18 PM EDT	Special Weather Statement	LMK	Adair	12 min
May 6, 6:20 PM EDT	Special Weather Statement	LMK	Nelson	25 min
May 6, 6:23 PM EDT	Severe Thunderstorm Warning	LMK	Marion, Nelson, Washington	19 min
May 6, 6:24 PM EDT	Special Weather Statement	LMK	Marion	36 min
May 6, 6:25 PM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Nelson	35 min
May 6, 6:31 PM EDT	Special Weather Statement	LMK	Casey	29 min
May 6, 6:41 PM EDT	Special Weather Statement	LMK	Nelson	34 min
May 6, 6:52 PM EDT	Areal Flood Advisory	LMK	Marion, Nelson, Washington	113 min
May 6, 6:56 PM EDT	Special Weather Statement	LMK	Casey	34 min
May 6, 1:45 PM EDT	Special Weather Statement	LMK	Harrison	30 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2022 Every severe thunderstorm warning in 2022

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.