Alert archive / Kentucky / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 49, NWS Louisville, KY

April 27, 20164 counties in Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Apr 27, 2016, 6:48 PM CDT for 4 counties in Kentucky. It was in force for 42 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: Apr 27, 2016, 6:48 PM CDT (23:48 UTC)
Expired: Apr 27, 2016, 7:30 PM CDT
In force: 42 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 70.0 mph

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

The radar

The Louisville radar (KLVX), 85 km from the middle of the area, began a volume at 23:49 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
Apr 27, 6:50 PM CDT	TSTM WND DMG	Rosine, KY	TREES DOWN NEAR ROSINE

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
Apr 27, 5:11 PM CDT	Tornado Watch	SPC	3 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.8 hours before the alert went out and 150 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: 669 J/kg
Mixed-layer CIN: -79 J/kg
Mixed-layer LCL: 828 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 122 m²/s²
0-3 km storm-relative helicity: 166 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

As transmitted.

052 
WUUS53 KLMK 272348
SVRLMK
KYC027-031-085-183-280030-
/O.NEW.KLMK.SV.W.0049.160427T2348Z-160428T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
648 PM CDT WED APR 27 2016

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN OHIO COUNTY IN CENTRAL KENTUCKY...
  NORTHWESTERN GRAYSON COUNTY IN CENTRAL KENTUCKY...
  SOUTHERN BRECKINRIDGE COUNTY IN CENTRAL KENTUCKY...
  NORTHWESTERN BUTLER COUNTY IN SOUTH CENTRAL KENTUCKY...

* UNTIL 730 PM CDT

* AT 647 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES EAST OF
  HARTFORD...MOVING NORTHEAST AT 35 MPH.

  HAZARD...70 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO 
           MOBILE HOMES...ROOFS...AND OUTBUILDINGS. 

* LOCATIONS IMPACTED INCLUDE...
  HARTFORD...BEAVER DAM...MCHENRY...ROCKPORT...CONCORD...SANDEFUR
  CROSSING...ROSINE...BIG SPRING...CENTERVIEW AND SE REE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR SOUTH CENTRAL
KENTUCKY.

LAT...LON 3786 8627 3780 8615 3759 8627 3721 8691
      3724 8691 3724 8694 3726 8697 3732 8699
      3737 8703
TIME...MOT...LOC 2347Z 228DEG 30KT 3745 8677 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$

SCHOETTMER

2 follow-up statements

783 
WWUS53 KLMK 280013
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
713 PM CDT WED APR 27 2016

KYC031-280023-
/O.CAN.KLMK.SV.W.0049.000000T0000Z-160428T0030Z/
BUTLER KY-
713 PM CDT WED APR 27 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BUTLER COUNTY IS
CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR CENTRAL
KENTUCKY.

LAT...LON 3752 8678 3786 8627 3780 8615 3759 8628
      3736 8668
TIME...MOT...LOC 0013Z 270DEG 30KT 3758 8656 

$$

KYC027-085-183-280030-
/O.CON.KLMK.SV.W.0049.000000T0000Z-160428T0030Z/
OHIO KY-GRAYSON KY-BRECKINRIDGE KY-
713 PM CDT WED APR 27 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR EAST CENTRAL OHIO...NORTHWESTERN GRAYSON AND SOUTHERN
BRECKINRIDGE COUNTIES...

AT 713 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 14 MILES SOUTH OF
HARDINSBURG...MOVING EAST AT 35 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
CONCORD...BIG SPRING...CENTERVIEW...SE REE...EVELEIGH...COBBLERS KNOB...
WINDY HILL...DUFF...HICKORY CORNER AND MCDANIELS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT...POST YOUR REPORT TO
THE NATIONAL WEATHER SERVICE LOUISVILLE FACEBOOK PAGE...OR TWEET YOUR
REPORT USING HASHTAG L...M...K...SPOTTER.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR CENTRAL
KENTUCKY.

LAT...LON 3752 8678 3786 8627 3780 8615 3759 8628
      3736 8668
TIME...MOT...LOC 0013Z 270DEG 30KT 3758 8656 

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

AMS

485 
WWUS53 KLMK 280031
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
731 PM CDT WED APR 27 2016

KYC027-085-183-280040-
/O.EXP.KLMK.SV.W.0049.000000T0000Z-160428T0030Z/
OHIO KY-GRAYSON KY-BRECKINRIDGE KY-
731 PM CDT WED APR 27 2016

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL OHIO...
NORTHWESTERN GRAYSON AND SOUTHERN BRECKINRIDGE COUNTIES HAS
EXPIRED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR CENTRAL
KENTUCKY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR
CENTRAL KENTUCKY.

LAT...LON 3752 8678 3786 8627 3780 8615 3759 8628
      3736 8668
TIME...MOT...LOC 0030Z 228DEG 30KT 3758 8656 

$$

AMS

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 26, 7:05 PM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Meade	40 min
Apr 26, 7:30 PM CDT	Special Weather Statement	LMK	Butler, Logan	60 min
Apr 26, 7:43 PM CDT	Special Weather Statement	LMK	Bullitt, Jefferson	62 min
Apr 26, 7:47 PM CDT	Severe Thunderstorm Warning	LMK	Jefferson	28 min
Apr 26, 7:49 PM CDT	Severe Thunderstorm Warning	LMK	Trimble	26 min
Apr 26, 8:10 PM CDT	Special Weather Statement	LMK	Trimble	35 min
Apr 26, 8:17 PM CDT	Special Weather Statement	LMK	Edmonson, Grayson, Hart, Logan, Simpson, Warren	58 min
Apr 26, 8:22 PM CDT	Special Weather Statement	LMK	Henry, Oldham, Shelby, Spencer	38 min
Apr 26, 8:28 PM CDT	Severe Thunderstorm Warning	LMK	Franklin, Henry, Oldham, Shelby, Spencer	32 min
Apr 26, 8:46 PM CDT	Special Weather Statement	LMK	Allen, Barren, Green, Hart, Metcalfe	44 min
Apr 26, 8:53 PM CDT	Severe Thunderstorm Warning	LMK	Franklin, Henry, Scott, Shelby	37 min
Apr 26, 9:27 PM CDT	Special Weather Statement	LMK	Bourbon, Boyle, Fayette, Garrard, Harrison, Jessamine and 3 more	48 min
Apr 26, 9:49 PM CDT	Special Weather Statement	LMK	Bourbon, Clark, Fayette, Madison, Nicholas	56 min
Apr 26, 9:59 PM CDT	Special Weather Statement	LMK	Lincoln	46 min
Apr 27, 4:22 AM CDT	Severe Thunderstorm Warning	LMK	Butler, Edmonson, Grayson	23 min
Apr 27, 12:30 PM CDT	Special Weather Statement	LMK	Hardin, Larue	60 min
Apr 27, 1:18 PM CDT	Special Weather Statement	LMK	Spencer	27 min
Apr 27, 1:32 PM CDT	Areal Flood Advisory	LMK	Grayson, Hardin	3 hr
Apr 27, 1:47 PM CDT	Flash Flood Warning	LMK	Grayson, Hardin	3 hr
Apr 27, 2:09 PM CDT	Special Weather Statement	LMK	Edmonson	36 min
Apr 27, 2:16 PM CDT	Severe Thunderstorm Warning	LMK	Butler, Edmonson, Warren	29 min
Apr 27, 2:45 PM CDT	Special Weather Statement	LMK	Edmonson	30 min
Apr 27, 3:15 PM CDT	Special Weather Statement	LMK	Casey	30 min
Apr 27, 3:43 PM CDT	Special Weather Statement	LMK	Casey	32 min
Apr 27, 3:44 PM CDT	Severe Thunderstorm Warning	LMK	Casey, Lincoln	31 min
Apr 27, 3:48 PM CDT	Severe Thunderstorm Warning	LMK	Green, Taylor	27 min
Apr 27, 4:11 PM CDT	Special Weather Statement	LMK	Taylor	34 min
Apr 27, 4:12 PM CDT	Severe Thunderstorm Warning	LMK	Lincoln	18 min
Apr 27, 4:26 PM CDT	Special Weather Statement	LMK	Adair, Casey	34 min
Apr 27, 4:51 PM CDT	Severe Thunderstorm Warning	LMK	Casey, Russell	24 min
Apr 27, 5:01 PM CDT	Tornado Warning	LMK	Ohio	29 min
Apr 27, 5:29 PM CDT	Severe Thunderstorm Warning	LMK	Ohio	31 min
Apr 27, 5:57 PM CDT	Special Weather Statement	LMK	Ohio	33 min
Apr 27, 6:16 PM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Ohio	44 min
Apr 27, 6:24 PM CDT	Special Weather Statement	LMK	Butler, Logan, Ohio, Simpson, Warren	51 min
Apr 27, 6:38 PM CDT	Flash Flood Warning	LMK	Ohio	3 hr
Apr 27, 6:51 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Butler, Edmonson, Grayson, Simpson, Warren	39 min
Apr 27, 6:52 PM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Meade, Ohio	38 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2016 Every severe thunderstorm warning in 2016

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.