Alert archive / Kentucky / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 101, NWS Jackson, KY

June 29, 20125 counties in Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Jun 29, 2012, 7:29 PM EDT for 5 counties in Kentucky. It was in force for 31 min. 4 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
Jun 29, 2012, 7:29 PM EDT (23:29 UTC)
Expired
Jun 29, 2012, 8:00 PM EDT
In force
31 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Elliott County, KY, Johnson County, KY, Magoffin County, KY, Martin County, KY, Morgan County, KY

The radar

The Jackson,KY radar (KJKL), 54 km from the middle of the area, began a volume at 23:30 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
Jun 29, 7:36 PM EDTHAIL 0.75Relief, KY
Jun 29, 7:43 PM EDTHAIL 0.88Flatgap, KY
Jun 29, 7:45 PM EDTTSTM WND DMG1 N Elna, KYTREE FELL ON HOUSE CAUSING MINOR DAMAGE.
Jun 29, 7:58 PM EDTHAIL 15 Nnw Paintsville, KY

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

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.5 hours before the alert went out and 176 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 2012-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3674 joules per kilogram.LCLLFCEL10008507005003002001001 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 2012-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -59 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
3674 J/kg
Mixed-layer CIN
-139 J/kg
Mixed-layer LCL
979 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-59 m²/s²
0-3 km storm-relative helicity
-13 m²/s²
Significant tornado parameter
0.0
Supercell composite
9.4

Open this sounding in Storm Lab

The text

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

625 
WUUS53 KJKL 292329
SVRJKL
KYC063-115-153-159-175-300000-
/O.NEW.KJKL.SV.W.0101.120629T2329Z-120630T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON KY
729 PM EDT FRI JUN 29 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN ELLIOTT COUNTY IN EAST CENTRAL KENTUCKY...
  NORTHERN JOHNSON COUNTY IN NORTHEAST KENTUCKY...
  NORTH CENTRAL MAGOFFIN COUNTY IN SOUTHEAST KENTUCKY...
  EXTREME NORTH CENTRAL MARTIN COUNTY IN NORTHEAST KENTUCKY...
  EASTERN MORGAN COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL 800 PM EDT

* AT 721 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING WALNUT SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  CROCKETT...OR 8 MILES SOUTHEAST OF SANDY HOOK...AND MOVING EAST AT
  30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CYRUS...MINEFORK...GILLEM BRANCH...LEATHA...WHEELERSBURG...
  KEATON...WIN...ELNA...REDBUSH...HARGIS...NILES...BARNROCK...
  FLATGAP...WINIFRED...BARNETTS CREEK...KERZ...SIP...CHANDLERVILLE...
  STAFFORDSVILLE AND GALEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

TO REPORT DAMAGING WINDS...LARGE HAIL OR FLOODING TO THE NATIONAL
WEATHER SERVICE...CALL TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2...
WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3809 8292 3806 8295 3804 8299 3800 8302
      3797 8299 3800 8297 3800 8294 3797 8283
      3796 8252 3784 8278 3777 8315 3793 8329
      3813 8310
TIME...MOT...LOC 2329Z 284DEG 26KT 3798 8300
WIND...HAIL 60MPH 1.50IN

$$

ABE
2 follow-up statements
086 
WWUS53 KJKL 292349
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
749 PM EDT FRI JUN 29 2012

KYC063-115-153-159-175-300000-
/O.CON.KJKL.SV.W.0101.000000T0000Z-120630T0000Z/
JOHNSON KY-MAGOFFIN KY-MARTIN KY-MORGAN KY-ELLIOTT KY-
749 PM EDT FRI JUN 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
ELLIOTT...EASTERN MORGAN...EXTREME NORTH CENTRAL MARTIN...NORTH
CENTRAL MAGOFFIN AND NORTHERN JOHNSON COUNTIES UNTIL 800 PM EDT...

AT 747 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
WINIFRED...OR 9 MILES NORTH OF PAINTSVILLE...MOVING EAST AT 30 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  STAMBAUGH...NIPPA AND WITTENSVILLE AROUND 755 PM EDT.
  CHESTNUT AND BAKER AROUND 800 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE BAKER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3809 8292 3806 8295 3804 8299 3800 8302
      3797 8299 3800 8297 3800 8294 3797 8283
      3796 8252 3784 8278 3777 8315 3793 8329
      3813 8310
TIME...MOT...LOC 2349Z 284DEG 26KT 3794 8282
WIND...HAIL 60MPH 1.00IN

$$

SBH
688 
WWUS53 KJKL 300002
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
802 PM EDT FRI JUN 29 2012

KYC063-115-153-159-175-300011-
/O.EXP.KJKL.SV.W.0101.000000T0000Z-120630T0000Z/
JOHNSON KY-MAGOFFIN KY-MARTIN KY-MORGAN KY-ELLIOTT KY-
802 PM EDT FRI JUN 29 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ELLIOTT...EASTERN
MORGAN...EXTREME NORTH CENTRAL MARTIN...NORTH CENTRAL MAGOFFIN AND
NORTHERN JOHNSON COUNTIES HAS EXPIRED...

THE STORM WHICH PROMPTED THE ORGINAL WARNING HAS WEAKENED BUT NEW 
STORMS HAVE DEVELOPED AND A NEW WARNING HAS BEEN ISSUED.

LAT...LON 3809 8292 3806 8295 3804 8299 3800 8302
      3797 8299 3800 8297 3800 8294 3797 8283
      3796 8252 3784 8278 3777 8315 3793 8329
      3813 8310
TIME...MOT...LOC 2349Z 284DEG 26KT 3794 8282

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 6:10 PM EDTSevere Thunderstorm WarningJKLBath, Fleming, Rowan35 min
Jun 29, 6:40 PM EDTSevere Thunderstorm WarningJKLBath, Elliott, Fleming, Menifee, Montgomery, Morgan and 1 more35 min
Jun 29, 7:02 PM EDTSevere Thunderstorm WarningJKLEstill, Lee, Menifee, Montgomery, Morgan, Powell and 1 more28 min
Jun 29, 7:04 PM EDTSevere Thunderstorm WarningJKLElliott, Johnson, Magoffin, Martin, Menifee, Morgan and 1 more26 min
Jun 29, 7:21 PM EDTSevere Thunderstorm WarningJKLBreathitt, Clay, Estill, Jackson, Lee, Owsley and 3 more39 min
Jun 29, 7:24 PM EDTSevere Thunderstorm WarningJKLBreathitt, Floyd, Johnson, Knott, Magoffin, Martin and 4 more36 min
Jun 29, 7:56 PM EDTSevere Thunderstorm WarningJKLBreathitt, Floyd, Knott, Letcher, Perry, Pike49 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2012Every 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.