Alert archive / Kentucky / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 21, NWS Jackson, KY

April 28, 20146 counties in Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Apr 28, 2014, 3:02 PM EDT for 6 counties in Kentucky. It was in force for 43 min. 7 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
Apr 28, 2014, 3:02 PM EDT (19:02 UTC)
Expired
Apr 28, 2014, 3:45 PM EDT
In force
43 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Bell County, KY, Clay County, KY, Harlan County, KY, Leslie County, KY, Letcher County, KY, Perry County, KY

The radar

The Knoxville radar (KMRX), 77 km from the middle of the area, began a volume at 19:04 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

TimeReportWhereRemark
Apr 28, 3:05 PM EDTTSTM WND DMG4 Nw Pathfork, KYPOWERLINES AND TREES WERE REPORTED TO HAVE BEEN BLOWN DOWN NEAR THE HULEN COMMUNITY.
Apr 28, 3:18 PM EDTTSTM WND DMGHarlan, KYWIDESPREAD TREE DAMAGE IN CITY OF HARLAN AND EVARTS. TREES DOWN ON RESIDENCES AND WINDOWS BROKEN OUT. KU REPORTING OVER 6000 WITHOUT POWER.
Apr 28, 3:18 PM EDTTSTM WND DMGHarlan, KYTREE FELL ON A CAR IN HARLAN.
Apr 28, 3:18 PM EDTTSTM WND DMGHarlan, KYTREES DOWN IN HARLAN.
Apr 28, 3:18 PM EDTTSTM WND DMGMary Alice, KYSEVERAL TREES DOWN ON HIGHWAY 72.
Apr 28, 3:20 PM EDTTSTM WND DMGEvarts, KY*** 3 INJ *** NWS SURVEY TEAM ESTIMATES THAT 90 MPH STRAIGHT LINE WINDS CAUSED INJURIES AND DAMAGE IN EVARTS. IN ADDITION TO THREE MINOR INJURIES...DAMAGE WAS DONE TO THREE STRUCTURES INCLUDING A TREE FALLING ON ONE BUILDING. THERE WAS ALSO NUMEROUS TREES DAMA
Apr 28, 3:55 PM EDTTSTM WND GST 701 Wnw Big Black Mountai, KY70 MPH WIND GUST WAS MEASRUED AT THE KY MESONET SITE ON THE TOP OF BLACK MOUNTAIN AT 4031 FEET.

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.

IssuedProductOfficeLasted
Apr 28, 2:33 PM EDTTornado WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.0 hours before the alert went out and 290 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2014-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2014-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1330 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
247 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.

129 
WUUS53 KJKL 281902
SVRJKL
KYC013-051-095-131-133-193-281945-
/O.NEW.KJKL.SV.W.0021.140428T1902Z-140428T1945Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON KY
302 PM EDT MON APR 28 2014

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN BELL COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHEASTERN CLAY COUNTY IN SOUTHEAST KENTUCKY...
  HARLAN COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHERN LESLIE COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHWESTERN LETCHER COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHEASTERN PERRY COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL 345 PM EDT

* AT 300 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR CALLAWAY...
  AND MOVING EAST AT 50 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.

  SOURCE...RADAR INDICATED.

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

* LOCATIONS IMPACTED INCLUDE...
  HARLAN...BLACKMONT...STONY FORK JUNCTION...BLACK SNAKE...INSULL...
  MOLUS...BEVERLY...PATHFORK...GARDNER...SKIDMORE...TACKY TOWN...
  SANDY FORK...LAYMAN...ALVA...COLDIRON...SAYLOR...LOW...WALLINS
  CREEK...TWILA AND SOUTH WALLINS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

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

DAMAGING WINDS AND FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING 
WITH THIS STORM. MOVE INDOORS IMMEDIATELY. LIGHTNING KILLS. 
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE 
STRUCK BY LIGHTNING.

&&

LAT...LON 3689 8362 3693 8356 3695 8360 3697 8365
      3720 8301 3697 8286 3690 8287 3687 8291
      3684 8301 3685 8307 3678 8313 3675 8312
      3674 8314 3670 8333 3666 8342 3666 8353
TIME...MOT...LOC 1902Z 254DEG 43KT 3680 8355

HAIL...0.75IN
WIND...60MPH

$$

RAY
2 follow-up statements
393 
WWUS53 KJKL 281921
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
321 PM EDT MON APR 28 2014

KYC013-051-281931-
/O.CAN.KJKL.SV.W.0021.000000T0000Z-140428T1945Z/
BELL KY-CLAY KY-
321 PM EDT MON APR 28 2014

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CLAY AND
NORTHEASTERN BELL COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 3669 8346 3673 8350 3678 8349 3681 8351
      3685 8348 3697 8352 3702 8351 3720 8301
      3697 8286 3690 8287 3687 8291 3684 8301
      3685 8307 3678 8313 3675 8312 3674 8314
      3666 8346
TIME...MOT...LOC 1921Z 254DEG 43KT 3686 8328

$$

KYC095-131-133-193-281945-
/O.CON.KJKL.SV.W.0021.000000T0000Z-140428T1945Z/
LESLIE KY-LETCHER KY-PERRY KY-HARLAN KY-
321 PM EDT MON APR 28 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR HARLAN...
SOUTHEASTERN PERRY...SOUTHWESTERN LETCHER AND SOUTHERN LESLIE
COUNTIES UNTIL 345 PM EDT...

AT 318 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HARLAN...AND
MOVING EAST AT 50 MPH.

HAZARD...60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

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

LOCATIONS IMPACTED INCLUDE...
BROOKSIDE...AGES...RHEA...NAPIER...CRUMMIES...POPEVILLE...KELLIOKA...
VERDA...TEN SPOT...JONESBURG...KILDAV...PUTNEY...CAUSEY...DRAPER...
CRANKS...KENTENIA STATE FOREST...EVARTS...BIG FORK...DIVIDE AND
BAILEY CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

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

&&

LAT...LON 3669 8346 3673 8350 3678 8349 3681 8351
      3685 8348 3697 8352 3702 8351 3720 8301
      3697 8286 3690 8287 3687 8291 3684 8301
      3685 8307 3678 8313 3675 8312 3674 8314
      3666 8346
TIME...MOT...LOC 1921Z 254DEG 43KT 3686 8328

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

$$

RAY
962 
WWUS53 KJKL 281943
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
343 PM EDT MON APR 28 2014

KYC095-131-133-193-281952-
/O.EXP.KJKL.SV.W.0021.000000T0000Z-140428T1945Z/
LESLIE KY-LETCHER KY-PERRY KY-HARLAN KY-
343 PM EDT MON APR 28 2014

...THE SEVERE THUNDERSTORM WARNING FOR HARLAN...SOUTHEASTERN PERRY...
SOUTHWESTERN LETCHER AND SOUTHERN LESLIE COUNTIES WILL EXPIRE AT 345
PM EDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR 
PROPERTY. HOWEVER...GUSTY WINDS ARE STILL POSSIBLE WITH THIS 
THUNDERSTORM.

IN ADDITION...A TORNADO WATCH REMAINS IN EFFECT UNTIL 8 PM EDT.

LAT...LON 3669 8346 3673 8350 3678 8349 3681 8351
      3685 8348 3697 8352 3702 8351 3720 8301
      3697 8286 3690 8287 3687 8291 3684 8301
      3685 8307 3678 8313 3675 8312 3674 8314
      3666 8346
TIME...MOT...LOC 1942Z 254DEG 43KT 3693 8298

$$

RAY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 2:29 PM EDTSevere Thunderstorm WarningJKLBell, Knox, Whitley46 min
Apr 28, 3:57 PM EDTSevere Thunderstorm WarningJKLHarlan, Letcher33 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2014Every severe thunderstorm warning in 2014

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.