Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 49, NWS Louisville, KY

June 13, 2021Bullitt County, Spencer County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jun 13, 2021, 3:35 PM EDT for Bullitt County, Spencer County, Kentucky. It was in force for 25 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: Jun 13, 2021, 3:35 PM EDT (19:35 UTC)
Expired: Jun 13, 2021, 4:00 PM EDT
In force: 25 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Bullitt County, KY, Spencer County, KY

The radar

The Louisville radar (KLVX), 40 km from the middle of the area, began a volume at 19:37 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, 7.6 hours before the alert went out and 215 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: 802 J/kg
Mixed-layer CIN: -92 J/kg
Mixed-layer LCL: 1233 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 28 m²/s²
0-3 km storm-relative helicity: 19 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

788 
WUUS53 KLMK 131935
SVRLMK
KYC029-215-132000-
/O.NEW.KLMK.SV.W.0049.210613T1935Z-210613T2000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
335 PM EDT Sun Jun 13 2021

The National Weather Service in Louisville has issued a

* Severe Thunderstorm Warning for...
  Western Spencer County in central Kentucky...
  Northeastern Bullitt County in central Kentucky...

* Until 400 PM EDT.

* At 335 PM EDT, a severe thunderstorm was located 8 miles west of
  Taylorsville, moving south at 10 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
  western Spencer and northeastern Bullitt Counties, including the
  following locations... Crenshaw, Waterford, Solitude, Whitfield,
  Smithville and Mount Washington.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 3800 8536 3797 8547 3799 8549 3797 8552
      3796 8553 3795 8557 3807 8558 3808 8554
      3812 8543
TIME...MOT...LOC 1935Z 340DEG 8KT 3804 8549 

HAIL...1.00IN
WIND...60MPH
 
$$

RAS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 8:35 PM EDT	Special Weather Statement	LMK	Ohio	25 min
Jun 12, 8:58 PM EDT	Special Weather Statement	LMK	Ohio	32 min
Jun 12, 9:28 PM EDT	Special Weather Statement	LMK	Ohio	32 min
Jun 13, 3:05 AM EDT	Special Weather Statement	LMK	Hancock	25 min
Jun 13, 5:53 AM EDT	Special Weather Statement	LMK	Butler	37 min
Jun 13, 2:23 PM EDT	Special Weather Statement	LMK	Scott	37 min
Jun 13, 2:43 PM EDT	Special Weather Statement	LMK	Hardin	32 min
Jun 13, 2:52 PM EDT	Severe Thunderstorm Warning	LMK	Fayette, Scott, Woodford	23 min
Jun 13, 2:58 PM EDT	Special Weather Statement	LMK	Bourbon	32 min
Jun 13, 3:03 PM EDT	Severe Thunderstorm Warning	LMK	Bourbon, Nicholas	27 min
Jun 13, 3:32 PM EDT	Severe Thunderstorm Warning	LMK	Grayson, Hardin	28 min
Jun 13, 3:45 PM EDT	Areal Flood Advisory	LMK	Scott	36 min
Jun 13, 3:59 PM EDT	Special Weather Statement	LMK	Nelson	31 min
Jun 13, 4:07 PM EDT	Special Weather Statement	LMK	Nicholas	38 min
Jun 13, 4:16 PM EDT	Severe Thunderstorm Warning	LMK	Fayette, Scott, Woodford	29 min
Jun 13, 4:21 PM EDT	Flash Flood Warning	LMK	Scott	4 hr
Jun 13, 4:46 PM EDT	Areal Flood Advisory	LMK	Fayette, Scott, Woodford	41 min
Jun 13, 4:55 PM EDT	Severe Thunderstorm Warning	LMK	Metcalfe	23 min
Jun 13, 5:25 PM EDT	Special Weather Statement	LMK	Barren	35 min
Jun 13, 5:27 PM EDT	Flash Flood Warning	LMK	Woodford	2 hr
Jun 13, 5:34 PM EDT	Special Weather Statement	LMK	Metcalfe	26 min
Jun 13, 6:05 PM EDT	Special Weather Statement	LMK	Monroe	25 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2021 Every severe thunderstorm warning in 2021

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.