Alert archive / Kentucky / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 99, NWS Louisville, KY

June 19, 2019Breckinridge County, Grayson County, Ohio County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jun 19, 2019, 6:31 PM CDT for Breckinridge County, Grayson County, Ohio 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 counties it named.

The facts

Issued: Jun 19, 2019, 6:31 PM CDT (23:31 UTC)
Expired: Jun 19, 2019, 7:00 PM CDT
In force: 29 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Breckinridge County, KY, Grayson County, KY, Ohio County, KY

The radar

The Louisville radar (KLVX), 69 km from the middle of the area, began a volume at 23:35 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 19, 5:31 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.5 hours before the alert went out and 160 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: 164 J/kg
Mixed-layer CIN: -45 J/kg
Mixed-layer LCL: 747 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 60 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

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 Jun 19, 6:09 PM CDT, 22 minutes earlier.

Area forecast discussion, Jun 19, 6:09 PM CDT, 22 minutes before

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Hazardous weather outlook, Jun 19, 5:54 PM CDT, 37 minutes before

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In the hours before

Special weather statement, Jun 19, 5:59 PM CDT, 32 minutes before

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Special weather statement, Jun 19, 6:06 PM CDT, 25 minutes before

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Special weather statement, Jun 19, 6:15 PM CDT, 16 minutes before

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Special weather statement, Jun 19, 6:27 PM CDT, 4 minutes before

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Local storm report, Jun 19, 6:28 PM CDT, 3 minutes before

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Special weather statement, Jun 19, 6:30 PM CDT, 1 minute 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
Jun 18, 7:06 PM CDT	Areal Flood Advisory	LMK	Monroe	114 min
Jun 18, 10:40 PM CDT	Areal Flood Advisory	LMK	Logan	3 hr
Jun 19, 2:16 PM CDT	Special Weather Statement	LMK	Allen	29 min
Jun 19, 2:19 PM CDT	Special Weather Statement	LMK	Warren	26 min
Jun 19, 2:38 PM CDT	Special Weather Statement	LMK	Warren	37 min
Jun 19, 2:47 PM CDT	Special Weather Statement	LMK	Hancock	28 min
Jun 19, 4:50 PM CDT	Special Weather Statement	LMK	Trimble	25 min
Jun 19, 4:55 PM CDT	Areal Flood Warning	LMK	Trimble	3 hr
Jun 19, 5:02 PM CDT	Special Weather Statement	LMK	Breckinridge	28 min
Jun 19, 5:09 PM CDT	Special Weather Statement	LMK	Grayson	51 min
Jun 19, 5:23 PM CDT	Special Weather Statement	LMK	Meade	37 min
Jun 19, 5:26 PM CDT	Areal Flood Advisory	LMK	Henry, Oldham, Trimble	3 hr
Jun 19, 5:30 PM CDT	Special Weather Statement	LMK	Ohio	30 min
Jun 19, 5:36 PM CDT	Areal Flood Advisory	LMK	Breckinridge	54 min
Jun 19, 5:52 PM CDT	Special Weather Statement	LMK	Butler, Logan	38 min
Jun 19, 5:59 PM CDT	Special Weather Statement	LMK	Edmonson	31 min
Jun 19, 6:06 PM CDT	Special Weather Statement	LMK	Ohio	24 min
Jun 19, 6:15 PM CDT	Special Weather Statement	LMK	Bullitt	30 min
Jun 19, 6:27 PM CDT	Special Weather Statement	LMK	Hart	33 min
Jun 19, 6:30 PM CDT	Special Weather Statement	LMK	Breckinridge, Grayson	45 min
Jun 19, 6:34 PM CDT	Special Weather Statement	LMK	Edmonson, Simpson, Warren	26 min
Jun 19, 6:41 PM CDT	Special Weather Statement	LMK	Spencer	34 min
Jun 19, 6:58 PM CDT	Special Weather Statement	LMK	Allen, Barren, Edmonson, Hart	47 min
Jun 19, 3:36 PM CDT	Special Weather Statement	LMK	Harrison	24 min
Jun 19, 4:04 PM CDT	Special Weather Statement	LMK	Harrison	26 min
Jun 19, 4:26 PM CDT	Special Weather Statement	LMK	Scott	34 min
Jun 19, 4:40 PM CDT	Flash Flood Warning	LMK	Clark, Scott	3 hr
Jun 19, 4:46 PM CDT	Special Weather Statement	LMK	Clark, Floyd	29 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2019 Every severe thunderstorm warning in 2019

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.