Alert archive / Kentucky / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 9, NWS Jackson, KY

January 17, 2012Floyd County, Magoffin County, Pike County, Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Jan 17, 2012, 3:10 PM EST for Floyd County, Magoffin County, Pike County, Kentucky. It was in force for 35 min. 2 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: Jan 17, 2012, 3:10 PM EST (20:10 UTC)
Expired: Jan 17, 2012, 3:45 PM EST
In force: 35 min
Issued by: NWS Jackson, KY
Area: Storm-based polygon
Hail: 0.5 in
Wind: 60.0 mph

Counties Floyd County, KY, Magoffin County, KY, Pike County, KY

The radar

The Jackson,KY radar (KJKL), 78 km from the middle of the area, began a volume at 20:13 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
Jan 17, 3:15 PM EST	TSTM WND DMG	1 E Emma, KY	TREES DOWNED ALONG HWY 194.
Jan 17, 3:15 PM EST	TSTM WND DMG	2 Sw Martin, KY	TREES DOWNED ALONG HWY 1210.

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, 8.2 hours before the alert went out and 236 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 602 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 818 m²/s²
0-3 km storm-relative helicity: 844 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.

870 
WUUS53 KJKL 172010
SVRJKL
KYC071-153-195-172045-
/O.NEW.KJKL.SV.W.0009.120117T2010Z-120117T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON KY
310 PM EST TUE JAN 17 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL FLOYD COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHEASTERN MAGOFFIN COUNTY IN SOUTHEAST KENTUCKY...
  NORTHERN PIKE COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL 345 PM EST

* AT 309 PM EST...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 PRESTONSBURG TO PYRAMID TO DECOY...AND MOVING EAST AT 80 MPH.

* LOCATIONS IMPACTED INCLUDE...
  PIKEVILLE...DWALE...BEAVER JUNCTION...ALVIN...ALLEN...ALLEN CITY...
  MID...HIPPO...MARTIN...ARKANSAS...HUEYSVILLE...ALPHORETTA...
  BAMMER...IVEL...LANGLEY...BOSCO...EASTERN...DANA...GULNARE AND
  PRINTER.

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 3753 8213 3747 8239 3749 8294 3751 8295
      3752 8299 3756 8301 3765 8294 3764 8241
      3772 8232 3768 8228 3767 8224 3763 8221
      3763 8219 3765 8220 3765 8218 3760 8215
      3759 8212
TIME...MOT...LOC 2010Z 266DEG 69KT 3765 8274 3757 8284
          3750 8303
WIND...HAIL 60MPH <.50IN

$$

RAY

3 follow-up statements

945 
WWUS53 KJKL 172028
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
328 PM EST TUE JAN 17 2012

KYC071-153-195-172045-
/O.CON.KJKL.SV.W.0009.000000T0000Z-120117T2045Z/
MAGOFFIN KY-PIKE KY-FLOYD KY-
328 PM EST TUE JAN 17 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
FLOYD...NORTHERN PIKE AND SOUTHEASTERN MAGOFFIN COUNTIES UNTIL 
345 PM EST...

AT 326 PM EST...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 PISO TO BOLDMAN TO HUNTER...MOVING EAST AT 65 MPH.

LOCATIONS IMPACTED INCLUDE...
  PIKEVILLE...VARNEY...ALUBA...BLUE MOON...BOLDMAN...GRETHEL...
  META...TURKEY CREEK...SIDNEY...SOUTH WILLIAMSON...FOREST HILLS...
  CANADA...AFLEX...COAL RUN...BELFRY...HUDDY...HARDY...ZEBULON...
  RACCOON AND MCANDREWS.

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 3753 8213 3747 8239 3749 8294 3751 8295
      3752 8299 3756 8301 3765 8294 3764 8241
      3772 8232 3768 8228 3767 8224 3763 8221
      3763 8219 3765 8220 3765 8218 3760 8215
      3759 8212
TIME...MOT...LOC 2028Z 268DEG 54KT 3765 8242 3757 8253
          3751 8273
WIND...HAIL 60MPH <.50IN

$$

RAY

999 
WWUS53 KJKL 172036
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
336 PM EST TUE JAN 17 2012

KYC071-153-172047-
/O.CAN.KJKL.SV.W.0009.000000T0000Z-120117T2045Z/
MAGOFFIN KY-FLOYD KY-
336 PM EST TUE JAN 17 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL FLOYD AND SOUTHEASTERN
MAGOFFIN COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE 
WARNED AREA.

LAT...LON 3753 8213 3747 8239 3748 8259 3750 8260
      3751 8262 3764 8260 3764 8241 3772 8232
      3768 8228 3767 8224 3763 8221 3763 8219
      3765 8220 3765 8218 3760 8215 3759 8212
TIME...MOT...LOC 2037Z 268DEG 54KT 3765 8223 3758 8234
          3752 8255

$$

KYC195-172045-
/O.CON.KJKL.SV.W.0009.000000T0000Z-120117T2045Z/
PIKE KY-
336 PM EST TUE JAN 17 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN PIKE
COUNTY UNTIL 345 PM EST...

AT 334 PM EST...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 FOREST HILLS TO META TO BOLDMAN...MOVING EAST AT 60 MPH.

LOCATIONS IMPACTED INCLUDE...
  HUDDY...HARDY...ZEBULON...RACCOON...BUSKIRK...MCANDREWS...KIMPER
  AND BOARD TREE.

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 3753 8213 3747 8239 3748 8259 3750 8260
      3751 8262 3764 8260 3764 8241 3772 8232
      3768 8228 3767 8224 3763 8221 3763 8219
      3765 8220 3765 8218 3760 8215 3759 8212
TIME...MOT...LOC 2037Z 268DEG 54KT 3765 8223 3758 8234
          3752 8255
WIND...HAIL 60MPH <.50IN

$$

RAY

964 
WWUS53 KJKL 172043
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
343 PM EST TUE JAN 17 2012

KYC195-172051-
/O.EXP.KJKL.SV.W.0009.000000T0000Z-120117T2045Z/
PIKE KY-
343 PM EST TUE JAN 17 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN PIKE COUNTY WILL
EXPIRE AT 345 PM EST...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR 
PROPERTY...HOWEVER GUSTY WINDS BETWEEN 35 AND 45 MPH WILL STILL BE 
POSSIBLE WITH ANY THUNDERSTORMS.

LAT...LON 3753 8213 3747 8239 3748 8259 3750 8260
      3751 8262 3764 8260 3764 8241 3772 8232
      3768 8228 3767 8224 3763 8221 3763 8219
      3765 8220 3765 8218 3760 8215 3759 8212
TIME...MOT...LOC 2041Z 270DEG 52KT 3764 8217 3758 8228
          3752 8249

$$

RAY

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 17, 9:34 AM EST	Lake Wind Advisory	JKL	Bath, Bell, Breathitt, Clay, Elliott, Estill and 27 more	11 hr
Jan 17, 12:59 PM EST	Severe Thunderstorm Warning	JKL	Bath, Menifee, Montgomery, Morgan, Powell, Rowan and 1 more	33 min
Jan 17, 1:36 PM EST	Severe Thunderstorm Warning	JKL	Estill, Lee, Menifee, Montgomery, Morgan, Owsley and 2 more	39 min
Jan 17, 1:45 PM EST	Severe Thunderstorm Warning	JKL	Elliott, Johnson, Magoffin, Morgan	30 min
Jan 17, 1:53 PM EST	Severe Thunderstorm Warning	JKL	Estill, Jackson, Lee, Owsley, Powell, Rockcastle and 1 more	37 min
Jan 17, 2:22 PM EST	Severe Thunderstorm Warning	JKL	Breathitt, Lee, Magoffin, Morgan, Wolfe	23 min
Jan 17, 2:27 PM EST	Severe Thunderstorm Warning	JKL	Breathitt, Estill, Jackson, Lee, Owsley	33 min
Jan 17, 2:46 PM EST	Severe Thunderstorm Warning	JKL	Breathitt, Floyd, Knott, Lee, Magoffin, Owsley	29 min
Jan 17, 3:03 PM EST	Severe Thunderstorm Warning	JKL	Floyd, Johnson, Magoffin, Martin, Pike	42 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.