Alert archive / Kentucky / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 49, NWS Jackson, KY

March 15, 20125 counties in Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Mar 15, 2012, 6:34 PM EDT for 5 counties in Kentucky. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Mar 15, 2012, 6:34 PM EDT (22:34 UTC)
Expired: Mar 15, 2012, 7:15 PM EDT
In force: 41 min
Issued by: NWS Jackson, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Bath County, KY, Estill County, KY, Menifee County, KY, Montgomery County, KY, Powell County, KY

The radar

The Jackson,KY radar (KJKL), 65 km from the middle of the area, began a volume at 22:36 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.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.6 hours before the alert went out and 172 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: 1236 J/kg
Mixed-layer CIN: -110 J/kg
Mixed-layer LCL: 1005 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 133 m²/s²
0-3 km storm-relative helicity: 137 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.2

Open this sounding in Storm Lab

The text

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

860 
WUUS53 KJKL 152234
SVRJKL
KYC011-065-165-173-197-152315-
/O.NEW.KJKL.SV.W.0049.120315T2234Z-120315T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON KY
634 PM EDT THU MAR 15 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTH CENTRAL BATH COUNTY IN EAST CENTRAL KENTUCKY...
  EXTREME NORTHWESTERN ESTILL COUNTY IN EAST CENTRAL KENTUCKY...
  WESTERN MENIFEE COUNTY IN EAST CENTRAL KENTUCKY...
  SOUTHERN MONTGOMERY COUNTY IN EAST CENTRAL KENTUCKY...
  NORTHERN POWELL COUNTY IN EAST CENTRAL KENTUCKY...

* UNTIL 715 PM EDT

* AT 632 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 6 MILES
  NORTHWEST OF WESTBEND...OR 8 MILES SOUTHEAST OF WINCHESTER...AND
  MOVING EAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  STANTON...FRENCHBURG...WADES MILL...SPOUT SPRINGS...KLONDIKE...
  WESTBEND...PREWITT...VIRDEN...POWELL VALLEY...WALTERSVILLE...CLAY
  CITY...LEVEE...CAMARGO...GATEWOODS STATION...COONS STATION...
  BEAN...UPPER SPENCER...LOWER SPENCER...ROSSLYN AND JEFFERSONVILLE.

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 3784 8356 3782 8412 3784 8411 3785 8409
      3785 8407 3783 8407 3785 8406 3784 8401
      3787 8403 3787 8400 3792 8400 3794 8398
      3804 8403 3810 8356
TIME...MOT...LOC 2235Z 264DEG 30KT 3794 8403
WIND...HAIL 60MPH 1.00IN

$$

GEOGERIAN

3 follow-up statements

829 
WWUS53 KJKL 152254
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
654 PM EDT THU MAR 15 2012

KYC011-065-165-173-197-152315-
/O.CON.KJKL.SV.W.0049.000000T0000Z-120315T2315Z/
MENIFEE KY-MONTGOMERY KY-POWELL KY-BATH KY-ESTILL KY-
654 PM EDT THU MAR 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EXTREME NORTH
CENTRAL ESTILL...SOUTH CENTRAL BATH...NORTHERN POWELL...SOUTHERN
MONTGOMERY AND WESTERN MENIFEE COUNTIES UNTIL 715 PM EDT...

AT 649 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED NEAR WESTBEND...OR 9 MILES NORTHWEST OF STANTON...
MOVING EAST AT 20 MPH.

LOCATIONS IMPACTED INCLUDE...
  STANTON...FRENCHBURG...LEVEE...CLAY CITY...GATEWOODS STATION...
  CAMARGO...COONS STATION...UPPER SPENCER...LOWER SPENCER...BEAN...
  JEFFERSONVILLE...OGGS STATION...ROSSLYN...LUCKY STOP...MEANS...
  CEDAR GROVES...CLAY LICK...CORNWELL...HOPE AND FAGAN.

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 3784 8356 3784 8364 3782 8404 3785 8404
      3784 8401 3787 8403 3787 8400 3792 8400
      3794 8398 3804 8403 3810 8356
TIME...MOT...LOC 2254Z 269DEG 18KT 3793 8394
WIND...HAIL <50MPH 1.00IN

$$

KAS

089 
WWUS53 KJKL 152311
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
711 PM EDT THU MAR 15 2012

KYC065-152320-
/O.CAN.KJKL.SV.W.0049.000000T0000Z-120315T2315Z/
ESTILL KY-
711 PM EDT THU MAR 15 2012

...THE SEVERE THUNDERSTORM WARNING FOR EXTREME NORTH CENTRAL ESTILL
COUNTY IS CANCELLED...

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

LAT...LON 3784 8356 3784 8364 3782 8395 3787 8396
      3793 8394 3799 8389 3806 8387 3810 8356
TIME...MOT...LOC 2310Z 261DEG 19KT 3788 8386

$$

KYC011-165-173-197-152315-
/O.CON.KJKL.SV.W.0049.000000T0000Z-120315T2315Z/
MENIFEE KY-MONTGOMERY KY-POWELL KY-BATH KY-
711 PM EDT THU MAR 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL
BATH...NORTHERN POWELL...SOUTHEASTERN MONTGOMERY AND WESTERN MENIFEE
COUNTIES UNTIL 715 PM EDT...

AT 706 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED NEAR CLAY CITY...OR NEAR STANTON...MOVING EAST AT
20 MPH.

LOCATIONS IMPACTED INCLUDE...
  FRENCHBURG...COONS STATION...CAT CREEK...ROSSLYN...BOWEN...BEAN...
  JEFFERSONVILLE...LUCKY STOP...MEANS...CEDAR GROVES...CLAY LICK...
  FAGAN...CORNWELL...HAYSTACK...ROTHWELL...TABOR...HOPE...OGGS
  STATION...LOWER SPENCER AND WALKERS CROSSING.

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 3784 8356 3784 8364 3782 8395 3787 8396
      3793 8394 3799 8389 3806 8387 3810 8356
TIME...MOT...LOC 2310Z 261DEG 19KT 3788 8386
WIND...HAIL <50MPH 1.00IN

$$

KAS

885 
WWUS53 KJKL 152318
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
718 PM EDT THU MAR 15 2012

KYC011-165-173-197-152329-
/O.EXP.KJKL.SV.W.0049.000000T0000Z-120315T2315Z/
MENIFEE KY-MONTGOMERY KY-POWELL KY-BATH KY-
718 PM EDT THU MAR 15 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL BATH...NORTHERN
POWELL...SOUTHEASTERN MONTGOMERY AND WESTERN MENIFEE COUNTIES HAS
EXPIRED...

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

LAT...LON 3784 8356 3784 8364 3782 8395 3787 8396
      3793 8394 3799 8389 3806 8387 3810 8356
TIME...MOT...LOC 2311Z 261DEG 19KT 3788 8385

$$

KAS

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 15, 5:05 AM EDT	Severe Thunderstorm Warning	JKL	Knox, Laurel, Whitley	40 min
Mar 15, 5:47 AM EDT	Severe Thunderstorm Warning	JKL	Bell, Knox	43 min
Mar 15, 6:49 AM EDT	Severe Thunderstorm Warning	JKL	Bell, Harlan, Knox	26 min
Mar 15, 1:33 PM EDT	Areal Flood Advisory	JKL	Floyd, Pike	3 hr
Mar 15, 1:55 PM EDT	Areal Flood Advisory	JKL	Breathitt, Floyd, Knott, Letcher, Magoffin, Perry and 1 more	3 hr
Mar 15, 2:03 PM EDT	Severe Thunderstorm Warning	JKL	Knott	42 min
Mar 15, 2:22 PM EDT	Severe Thunderstorm Warning	JKL	Breathitt, Lee, Owsley	38 min
Mar 15, 2:49 PM EDT	Flash Flood Warning	JKL	Pike	3 hr
Mar 15, 3:21 PM EDT	Severe Thunderstorm Warning	JKL	Breathitt, Knott, Leslie, Perry	39 min
Mar 15, 3:51 PM EDT	Areal Flood Advisory	JKL	Breathitt, Clay, Harlan, Knott, Leslie, Letcher and 2 more	3 hr
Mar 15, 3:59 PM EDT	Severe Thunderstorm Warning	JKL	Clay, Leslie, Perry	46 min
Mar 15, 4:16 PM EDT	Severe Thunderstorm Warning	JKL	Harlan, Leslie, Letcher, Perry	59 min
Mar 15, 4:52 PM EDT	Severe Thunderstorm Warning	JKL	Bell, Clay, Harlan, Knox, Leslie	53 min
Mar 15, 5:03 PM EDT	Areal Flood Advisory	JKL	Harlan, Leslie, Letcher, Perry	3 hr
Mar 15, 5:27 PM EDT	Flash Flood Warning	JKL	Harlan, Leslie	4 hr
Mar 15, 5:57 PM EDT	Areal Flood Advisory	JKL	Estill, Lee	2 hr
Mar 15, 6:24 PM EDT	Severe Thunderstorm Warning	JKL	Estill, Jackson, Lee	36 min
Mar 15, 6:32 PM EDT	Severe Thunderstorm Warning	JKL	Bath, Fleming, Montgomery	43 min
Mar 15, 6:40 PM EDT	Flash Flood Warning	JKL	Estill, Jackson, Lee	3 hr
Mar 15, 6:44 PM EDT	Severe Thunderstorm Warning	JKL	Wayne	46 min
Mar 15, 6:52 PM EDT	Areal Flood Advisory	JKL	Breathitt, Estill, Jackson, Lee, Owsley	3 hr
Mar 15, 7:00 PM EDT	Flash Flood Warning	JKL	Breathitt, Jackson, Lee, Owsley	3 hr
Mar 15, 7:17 PM EDT	Severe Thunderstorm Warning	JKL	Breathitt, Jackson, Lee, Owsley	43 min
Mar 15, 7:24 PM EDT	Areal Flood Advisory	JKL	Clay, Knox, Laurel, Leslie	3 hr
Mar 15, 7:34 PM EDT	Severe Thunderstorm Warning	JKL	Bath, Estill, Menifee, Montgomery, Powell	26 min
Mar 15, 7:37 PM EDT	Areal Flood Advisory	JKL	Menifee	2 hr
Mar 15, 7:56 PM EDT	Severe Thunderstorm Warning	JKL	Breathitt, Clay, Jackson, Lee, Owsley	49 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.