Alert archive / Kentucky / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 49, NWS Louisville, KY

March 27, 2017Ohio County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Mar 27, 2017, 3:32 PM CDT for Ohio County, Kentucky. It was in force for 28 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Mar 27, 2017, 3:32 PM CDT (20:32 UTC)
Expired: Mar 27, 2017, 4:00 PM CDT
In force: 28 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Ohio County, KY

The radar

The Louisville radar (KLVX), 94 km from the middle of the area, began a volume at 20:32 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.

What was reported inside it

Time	Report	Where	Remark
Mar 27, 3:48 PM CDT	HAIL 1	Beaver Dam, KY	.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 27, 2:24 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 8.5 hours before the alert went out and 158 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: 48 J/kg
Mixed-layer CIN: -156 J/kg
Mixed-layer LCL: 1296 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 170 m²/s²
0-3 km storm-relative helicity: 173 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

213 
WUUS53 KLMK 272032
SVRLMK
KYC183-272100-
/O.NEW.KLMK.SV.W.0049.170327T2032Z-170327T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
332 PM CDT MON MAR 27 2017

The National Weather Service in Louisville has issued a

* Severe Thunderstorm Warning for...
  Ohio County in central Kentucky...

* Until 400 PM CDT

* At 331 PM CDT, severe thunderstorms were located along a line
  extending from near Livermore to 12 miles east of Calhoun to 7
  miles southwest of Hartford, moving northeast at 45 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...Expect damage to roofs, siding, and trees. 

* Locations impacted include...
  Hartford, Beaver Dam, Fordsville, Centertown, Mchenry, Rockport,
  Horse Branch, Taffy, Ralph and Magan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3755 8705 3763 8695 3762 8692 3767 8682
      3771 8687 3774 8682 3765 8664 3762 8664
      3761 8663 3757 8663 3755 8667 3747 8664
      3729 8698 3731 8699 3732 8699 3736 8703
      3747 8711
TIME...MOT...LOC 2031Z 244DEG 40KT 3752 8712 3749 8705 3739 8702 

HAIL...<.75IN
WIND...60MPH
 
$$

TWF

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 27, 1:49 PM CDT	Special Weather Statement	LMK	Ohio	26 min
Mar 27, 2:11 PM CDT	Severe Thunderstorm Warning	LMK	Ohio	34 min
Mar 27, 2:33 PM CDT	Special Weather Statement	LMK	Ohio	27 min
Mar 27, 2:39 PM CDT	Special Weather Statement	LMK	Green	36 min
Mar 27, 2:42 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Green, Metcalfe	14 min
Mar 27, 2:45 PM CDT	Special Weather Statement	LMK	Breckinridge	30 min
Mar 27, 2:49 PM CDT	Special Weather Statement	LMK	Breckinridge	26 min
Mar 27, 3:08 PM CDT	Severe Thunderstorm Warning	LMK	Bullitt, Hardin	37 min
Mar 27, 3:13 PM CDT	Special Weather Statement	LMK	Breckinridge	32 min
Mar 27, 3:25 PM CDT	Special Weather Statement	LMK	Casey	20 min
Mar 27, 3:26 PM CDT	Special Weather Statement	LMK	Butler, Edmonson, Grayson, Logan, Ohio, Simpson and 1 more	49 min
Mar 27, 3:36 PM CDT	Special Weather Statement	LMK	Garrard	24 min
Mar 27, 3:39 PM CDT	Severe Thunderstorm Warning	LMK	Bullitt, Nelson	36 min
Mar 27, 3:43 PM CDT	Severe Thunderstorm Warning	LMK	Boyle, Garrard, Lincoln	47 min
Mar 27, 3:45 PM CDT	Flash Flood Warning	LMK	Ohio	3 hr
Mar 27, 3:54 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Edmonson, Logan, Simpson, Warren	51 min
Mar 27, 3:58 PM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hancock, Hardin, Ohio	47 min
Mar 27, 4:00 PM CDT	Severe Thunderstorm Warning	LMK	Bullitt, Nelson, Shelby, Spencer	30 min
Mar 27, 4:01 PM CDT	Severe Thunderstorm Warning	LMK	Casey, Garrard, Lincoln	44 min
Mar 27, 4:07 PM CDT	Special Weather Statement	LMK	Meade	23 min
Mar 27, 4:14 PM CDT	Severe Thunderstorm Warning	LMK	Garrard, Madison	46 min
Mar 27, 4:17 PM CDT	Special Weather Statement	LMK	Bullitt	28 min
Mar 27, 4:29 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Edmonson, Hart, Monroe	46 min
Mar 27, 4:33 PM CDT	Areal Flood Advisory	LMK	Bullitt	117 min
Mar 27, 4:36 PM CDT	Special Weather Statement	LMK	Hardin, Meade	24 min
Mar 27, 4:39 PM CDT	Severe Thunderstorm Warning	LMK	Hardin	36 min
Mar 27, 4:52 PM CDT	Special Weather Statement	LMK	Anderson, Spencer	38 min
Mar 27, 5:02 PM CDT	Special Weather Statement	LMK	Oldham	28 min
Mar 27, 5:06 PM CDT	Special Weather Statement	LMK	Adair, Green, Metcalfe	39 min
Mar 27, 5:06 PM CDT	Severe Thunderstorm Warning	LMK	Bullitt, Nelson, Spencer	24 min
Mar 27, 5:11 PM CDT	Severe Thunderstorm Warning	LMK	Anderson, Franklin, Shelby	34 min
Mar 27, 5:31 PM CDT	Special Weather Statement	LMK	Nelson, Spencer, Washington	29 min
Mar 27, 5:32 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Casey, Green, Russell, Taylor	28 min
Mar 27, 5:35 PM CDT	Severe Thunderstorm Warning	LMK	Franklin, Scott, Woodford	25 min
Mar 27, 5:38 PM CDT	Severe Thunderstorm Warning	LMK	Anderson, Mercer, Nelson, Washington	37 min
Mar 27, 5:53 PM CDT	Severe Thunderstorm Warning	LMK	Clinton, Cumberland, Russell	37 min
Mar 27, 5:59 PM CDT	Tornado Warning	LMK	Mercer, Washington	16 min
Mar 27, 6:01 PM CDT	Severe Thunderstorm Warning	LMK	Boyle, Casey, Fayette, Garrard, Jessamine, Lincoln and 2 more	44 min
Mar 27, 6:04 PM CDT	Severe Thunderstorm Warning	LMK	Anderson, Fayette, Franklin, Jessamine, Mercer, Scott and 1 more	26 min
Mar 27, 6:18 PM CDT	Severe Thunderstorm Warning	LMK	Bourbon, Harrison, Scott	27 min
Mar 27, 6:30 PM CDT	Severe Thunderstorm Warning	LMK	Bourbon, Clark, Fayette, Harrison, Jessamine, Scott and 1 more	45 min
Mar 27, 6:43 PM CDT	Special Weather Statement	LMK	Clark, Madison	17 min
Mar 27, 6:46 PM CDT	Severe Thunderstorm Warning	LMK	Clark, Madison	14 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2017 Every severe thunderstorm warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.