Alert archive / Kentucky / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 421, NWS Louisville, KY

July 19, 20127 counties in Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jul 19, 2012, 8:05 PM CDT for 7 counties in Kentucky. It was in force for 45 min. 6 reports 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: Jul 19, 2012, 8:05 PM CDT (01:05 UTC)
Expired: Jul 19, 2012, 8:50 PM CDT
In force: 45 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Allen County, KY, Barren County, KY, Hart County, KY, Metcalfe County, KY, Monroe County, KY, Simpson County, KY, Warren County, KY

The radar

The Nashville radar (KOHX), 98 km from the middle of the area, began a volume at 01:05 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
Jul 19, 8:16 PM CDT	TSTM WND DMG	5 S Cave City, KY	TREES DOWN ON OLD MUNFORDVILLE ROAD IN NORTH-CENTRAL BARREN COUNTY.
Jul 19, 8:25 PM CDT	TSTM WND DMG	1 E Center, KY	4 BARNS COMPLETELY DESTROYED...3 OTHERS DAMAGED WITH LOTS OF TREES DOWN AS WELL NEAR INTERSECTION OF KY 1048 AND HERBERT HODGES RD
Jul 19, 8:35 PM CDT	TSTM WND DMG	2 Sw Bon Ayr, KY	TREE DOWN AT 900 MILLSTOWN ROAD... SOUTH OF PARK CITY.
Jul 19, 8:47 PM CDT	TSTM WND DMG	Edmonton, KY	TREES DOWN COUNTYWIDE.
Jul 19, 8:47 PM CDT	TSTM WND DMG	Summer Shade, KY	ONE TREE REPORTED DOWN IN SUMMER SHADE
Jul 19, 8:54 PM CDT	TSTM WND DMG	3 Ene Tracy, KY	TREE DOWN ON ROSEVILLE ROAD AT DRY FORK

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
Jul 19, 2:40 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 1.1 hours before the alert went out and 110 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: 2853 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 1475 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: 50 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

352 
WUUS53 KLMK 200105
SVRLMK
KYC003-009-099-169-171-213-227-200150-
/O.NEW.KLMK.SV.W.0421.120720T0105Z-120720T0150Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
805 PM CDT THU JUL 19 2012

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ALLEN COUNTY IN SOUTH CENTRAL KENTUCKY...
  BARREN COUNTY IN SOUTH CENTRAL KENTUCKY...
  SOUTHEASTERN HART COUNTY IN SOUTH CENTRAL KENTUCKY...
  METCALFE COUNTY IN SOUTH CENTRAL KENTUCKY...
  NORTHWESTERN MONROE COUNTY IN SOUTH CENTRAL KENTUCKY...
  EASTERN SIMPSON COUNTY IN SOUTH CENTRAL KENTUCKY...
  SOUTHEASTERN WARREN COUNTY IN SOUTH CENTRAL KENTUCKY...

* UNTIL 850 PM CDT

* AT 801 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM SALMONS TO THREE SPRINGS...MOVING SOUTHEAST AT 20 MPH. NICKEL
  SIZE HAIL MAY ALSO ACCOMPANY THESE DAMAGING WINDS.

* SEVERE THUNDERSTORMS WILL ALSO IMPACT...
  THREE SPRINGS...
  SCOTTSVILLE...
  GLASGOW...
  EDMONTON...
  GLASGOW MUNICIPAL AIRPORT AND BOYCE...
  TEMPERANCE AND SETTLE...
  YESSE AND TRAMMEL...
  LECTA AND WEST FORK...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! STAY AWAY FROM WINDOWS.

REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT OR POST YOUR REPORT TO
THE NATIONAL WEATHER SERVICE LOUISVILLE FACEBOOK PAGE.

&&

LAT...LON 3665 8642 3680 8667 3707 8615 3705 8608
      3711 8607 3726 8578 3715 8567 3702 8550
      3701 8550 3695 8544 3693 8546 3686 8557
      3687 8560 3685 8559 3663 8597
TIME...MOT...LOC 0106Z 333DEG 16KT 3678 8655 3719 8570
WIND...HAIL 60MPH 0.88IN

$$

MJ

1 follow-up statement

208 
WWUS53 KLMK 200125
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
825 PM CDT THU JUL 19 2012

KYC003-009-099-169-171-213-227-200150-
/O.CON.KLMK.SV.W.0421.000000T0000Z-120720T0150Z/
METCALFE KY-MONROE KY-SIMPSON KY-WARREN KY-ALLEN KY-BARREN KY-HART 
825 PM CDT THU JUL 19 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 850 PM CDT
FOR SOUTHEASTERN HART...BARREN...ALLEN...SOUTHEASTERN WARREN...
EASTERN SIMPSON...NORTHWESTERN MONROE AND METCALFE COUNTIES...

AT 819 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH. A GUST FRONT OUT AHEAD OF THE STORMS 
EXTENDED FROM HILLSDALE TO MAYNARD TO LECTA...MOVING SOUTHEAST AT 20 
MPH. THE ACTUAL THUNDERSTORMS BEHIND THE GUST FRONT REACHED FROM 
CENTER TO HAYS TO WOODBURY. PENNY SIZE HAIL MAY ALSO ACCOMPANY THESE 
STORMS.

* SEVERE THUNDERSTORMS WILL IMPACT...
  THREE SPRINGS...
  SCOTTSVILLE...
  GLASGOW...
  EDMONTON...
  ECHO AND BEECHVILLE...
  WISDOM AND NEW LIBERTY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SEVERE WEATHER TO LOCAL TELEVISION MEDIA OR POST YOUR REPORT 
TO THE NATIONAL WEATHER SERVICE LOUISVILLE FACEBOOK PAGE OR TWITTER.

&&

LAT...LON 3665 8642 3680 8667 3707 8615 3705 8608
      3711 8607 3726 8578 3715 8567 3703 8551
      3700 8550 3695 8544 3686 8557 3687 8560
      3685 8559 3663 8597
TIME...MOT...LOC 0123Z 333DEG 16KT 3678 8649 3673 8610
          3701 8586
WIND...HAIL 60MPH 0.75IN

$$

13

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 19, 7:06 PM CDT	Severe Thunderstorm Warning	LMK	Grayson	29 min
Jul 19, 7:13 PM CDT	Severe Thunderstorm Warning	LMK	Meade	32 min
Jul 19, 7:14 PM CDT	Severe Thunderstorm Warning	LMK	Edmonson, Warren	46 min
Jul 19, 7:17 PM CDT	Tornado Warning	LMK	Edmonson	18 min
Jul 19, 7:20 PM CDT	Severe Thunderstorm Warning	LMK	Butler, Edmonson, Warren	30 min
Jul 19, 7:21 PM CDT	Severe Thunderstorm Warning	LMK	Fayette, Garrard, Jessamine, Madison	44 min
Jul 19, 7:26 PM CDT	Severe Thunderstorm Warning	LMK	Green, Hart	44 min
Jul 19, 7:28 PM CDT	Severe Thunderstorm Warning	LMK	Bullitt, Jefferson	32 min
Jul 19, 7:34 PM CDT	Severe Thunderstorm Warning	LMK	Grayson, Hardin, Hart	46 min
Jul 19, 7:37 PM CDT	Severe Thunderstorm Warning	LMK	Bullitt, Hardin, Meade	38 min
Jul 19, 7:37 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Boyle, Casey, Garrard, Green, Larue and 3 more	58 min
Jul 19, 7:40 PM CDT	Special Weather Statement	LMK	Hart	30 min
Jul 19, 7:44 PM CDT	Severe Thunderstorm Warning	LMK	Hardin	41 min
Jul 19, 7:49 PM CDT	Severe Thunderstorm Warning	LMK	Edmonson, Simpson, Warren	41 min
Jul 19, 7:59 PM CDT	Severe Thunderstorm Warning	LMK	Hardin, Larue	31 min
Jul 19, 8:26 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Casey, Green, Metcalfe, Russell	49 min
Jul 19, 8:30 PM CDT	Severe Thunderstorm Warning	LMK	Simpson	20 min
Jul 19, 8:41 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Allen, Barren, Cumberland, Metcalfe, Monroe	29 min
Jul 19, 9:07 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Clinton, Cumberland, Metcalfe, Monroe	43 min
Jul 19, 9:13 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Russell	32 min
Jul 19, 9:24 PM CDT	Special Weather Statement	LMK	Hancock	31 min
Jul 19, 9:45 PM CDT	Special Weather Statement	LMK	Logan	30 min
Jul 19, 9:52 PM CDT	Special Weather Statement	LMK	Clinton	28 min
Jul 19, 10:08 PM CDT	Special Weather Statement	LMK	Allen	27 min
Jul 19, 10:45 PM CDT	Areal Flood Advisory	LMK	Logan, Warren	3 hr
Jul 19, 10:48 PM CDT	Special Weather Statement	LMK	Ohio	32 min
Jul 19, 10:56 PM CDT	Special Weather Statement	LMK	Simpson	29 min
Jul 19, 11:18 PM CDT	Special Weather Statement	LMK	Ohio	27 min
Jul 19, 11:21 PM CDT	Areal Flood Advisory	LMK	Logan, Simpson	3 hr
Jul 20, 2:37 PM CDT	Special Weather Statement	LMK	Allen	28 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2012 Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.