Alert archive / Kentucky / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 2, NWS Jackson, KY

January 17, 20128 counties in Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Jan 17, 2012, 1:36 PM EST for 8 counties in Kentucky. It was in force for 39 min. 5 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, 1:36 PM EST (18:36 UTC)
Expired: Jan 17, 2012, 2:15 PM EST
In force: 39 min
Issued by: NWS Jackson, KY
Area: Storm-based polygon
Hail: 0.5 in
Wind: 60.0 mph

Counties Estill County, KY, Lee County, KY, Menifee County, KY, Montgomery County, KY, Morgan County, KY, Owsley County, KY, Powell County, KY, Wolfe County, KY

The radar

The Jackson,KY radar (KJKL), 62 km from the middle of the area, began a volume at 18:38 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, 1:40 PM EST	TSTM WND DMG	1 Wnw Rice Station, KY	TREES WERE REPORTED DOWN ALONG KY HIGHWAY 1353 BY KENTUCKY TRANSPORTATION DEPARTMENT. EVENT TIME IS ESTIMATED FROM RADAR IMAGERY.
Jan 17, 1:55 PM EST	TSTM WND DMG	2 Sse Frenchburg, KY	TREE DOWN ON POWERLINES IN THE TARR RIDGE AREA.
Jan 17, 2:00 PM EST	TSTM WND DMG	Ravenna, KY	TREES WERE REPORTED DOWN ALONG KY HIGHWAY 1645 BY KENTUCKY TRANSPORTATION CABINET. EVENT TIME IS ESTIMATED FROM RADAR IMAGERY.
Jan 17, 2:08 PM EST	TSTM WND DMG	2 Nw Leighton, KY	TREES WERE REPORTED DOWN ALONG KY HIGHWAY 851 BY KENTUCKY TRANSPORTATION CABINET. EVENT TIME IS ESTIMATED FROM RADAR IMAGERY.
Jan 17, 2:13 PM EST	TSTM WND DMG	Stanton, KY	TREES BLOWN DOWN ON POWERLINES IN STANTON.

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, 6.6 hours before the alert went out and 180 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.

451 
WUUS53 KJKL 171836
SVRJKL
KYC065-129-165-173-175-189-197-237-171915-
/O.NEW.KJKL.SV.W.0002.120117T1836Z-120117T1915Z/

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

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ESTILL COUNTY IN EAST CENTRAL KENTUCKY...
  LEE COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHERN MENIFEE COUNTY IN EAST CENTRAL KENTUCKY...
  SOUTHERN MONTGOMERY COUNTY IN EAST CENTRAL KENTUCKY...
  EXTREME WEST CENTRAL MORGAN COUNTY IN SOUTHEAST KENTUCKY...
  EXTREME NORTH CENTRAL OWSLEY COUNTY IN SOUTHEAST KENTUCKY...
  POWELL COUNTY IN EAST CENTRAL KENTUCKY...
  WESTERN WOLFE COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL 215 PM EST

* AT 134 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR HARRIS FERRY...OR 10 MILES
  NORTHWEST OF IRVINE...AND MOVING EAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  IRVINE...STANTON...BEATTYVILLE...CAMPTON...FOX...IRON MOUND...
  CRESSY...WINSTON...KINGS STATION...WESTBEND...RICE STATION...
  HARGETT...WISEMAN CROSSING STATION...SANDHILL...LEVEE...KIMBRELL...
  SPOUT SPRINGS...VIRDEN...WEEDON AND WITT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS AN EXTREMELY DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A 
STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!

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 3792 8343 3752 8359 3760 8392 3769 8410
      3775 8409 3778 8411 3780 8408 3780 8412
      3782 8413 3784 8410 3783 8407 3785 8406
      3784 8401 3787 8403 3787 8400 3792 8400
      3794 8398 3800 8400
TIME...MOT...LOC 1836Z 286DEG 42KT 3778 8408
WIND...HAIL 60MPH <.50IN

$$

SHALLENBERGER

1 follow-up statement

955 
WWUS53 KJKL 171853
SVSJKL

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

KYC065-129-165-173-175-189-197-237-171915-
/O.CON.KJKL.SV.W.0002.000000T0000Z-120117T1915Z/
MENIFEE KY-MONTGOMERY KY-MORGAN KY-OWSLEY KY-POWELL KY-WOLFE KY-
LEE KY-ESTILL KY-
153 PM EST TUE JAN 17 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR ESTILL...
LEE...WESTERN WOLFE...POWELL...EXTREME NORTH CENTRAL OWSLEY...EXTREME
WEST CENTRAL MORGAN...SOUTHERN MONTGOMERY AND SOUTHERN MENIFEE
COUNTIES UNTIL 215 PM EST...

AT 147 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED NEAR COTTAGE FURNACE...OR NEAR
IRVINE...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  BEATTYVILLE...CAMPTON...SHADE...COBHILL...EVELYN...BOWEN...
  CRYSTAL...ROGERS CHAPEL...CORNWELL...PATSEY...LOMBARD...PINNACLE...
  PILOT...FAGAN...OLD LANDING...WILLOW SHOALS...WHYNOT...SEE...NADA
  AND YELLOW ROCK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS LINE OF STORMS HAS EXHIBITED SOME WEAK ROTATION IN NORTHERN 
POWELL AND WESTERN MENIFEE COUNTIES. 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.

&&

LAT...LON 3792 8343 3752 8359 3760 8392 3769 8410
      3775 8409 3778 8411 3780 8408 3780 8412
      3782 8413 3784 8410 3783 8407 3785 8406
      3784 8401 3787 8403 3787 8400 3792 8400
      3794 8398 3800 8400
TIME...MOT...LOC 1852Z 286DEG 42KT 3773 8385
WIND...HAIL 60MPH <.50IN

$$

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, 1:45 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
Jan 17, 3:10 PM EST	Severe Thunderstorm Warning	JKL	Floyd, Magoffin, Pike	35 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.