Alert archive / Kentucky / Wind Advisories in 2011

Wind Advisory 4, NWS Jackson, KY

April 11, 201119 counties in Kentucky

NWS Jackson, KY issued this wind advisory at Apr 11, 2011, 10:30 AM EDT for 19 counties in Kentucky. It took effect at Apr 11, 2011, 12:00 PM EDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Apr 11, 2011, 10:30 AM EDT (14:30 UTC)
In effect from
Apr 11, 2011, 12:00 PM EDT
Expired
Apr 11, 2011, 6:30 PM EDT
In force
7 hr
Issued by
NWS Jackson, KY

Counties Bell County, KY, Breathitt County, KY, Clay County, KY, Floyd County, KY, Harlan County, KY, Jackson County, KY, Knott County, KY, Knox County, KY, Laurel County, KY, Leslie County, KY, Letcher County, KY, McCreary County, KY, Owsley County, KY, Perry County, KY, Pike County, KY, Pulaski County, KY, Rockcastle County, KY, Wayne County, KY, Whitley County, KY

The radar

The Jackson,KY radar (KJKL), 58 km from the middle of the area, began a volume at 14:32 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, 2.5 hours before the alert went out and 255 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 2011-04-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 513 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 2011-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 318 square meters per square second.1939587897Sfc1 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
513 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
893 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
318 m²/s²
0-3 km storm-relative helicity
339 m²/s²
Significant tornado parameter
1.0
Supercell composite
8.4

Open this sounding in Storm Lab

The text

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

059 
WWUS73 KJKL 111430
NPWJKL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON KY
1030 AM EDT MON APR 11 2011

KYZ068-069-079-080-083>088-110-112>118-120-120000-
/O.CAN.KJKL.LW.Y.0005.110411T1600Z-110412T0000Z/
/O.NEW.KJKL.WI.Y.0004.110411T1600Z-110412T0000Z/
ROCKCASTLE-JACKSON-PULASKI-LAUREL-WAYNE-MCCREARY-WHITLEY-KNOX-
BELL-HARLAN-FLOYD-BREATHITT-KNOTT-OWSLEY-PERRY-CLAY-LESLIE-
LETCHER-PIKE-
INCLUDING THE CITIES OF...MOUNT VERNON...MCKEE...SOMERSET...
LONDON...MONTICELLO...WHITLEY CITY...CORBIN...WILLIAMSBURG...
BARBOURVILLE...MIDDLESBORO...PINEVILLE...HARLAN...PRESTONSBURG...
JACKSON...HINDMAN...BOONEVILLE...HAZARD...MANCHESTER...HYDEN...
WHITESBURG...PIKEVILLE
1030 AM EDT MON APR 11 2011

...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 8 PM EDT THIS EVENING.

* SOUTHWEST WINDS WILL INCREASE TO BETWEEN 15 AND 25 MPH THIS
  AFTERNOON...WITH GUSTS UP TO 45 MPH AT TIMES. THE WINDS WILL
  DIMINISH AFTER DARK TONIGHT.

* THESE GUSTS WILL CAUSE A ROUGH CHOP ON AREA LAKES AS WELL AS BLOW
  AROUND UNSECURED LOOSE OBJECTS. TREE LIMBS COULD ALSO BE DOWNED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH OR WIND
GUSTS FROM 45 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

KYZ044-050>052-058>060-104-106>109-111-119-120000-
/O.CON.KJKL.LW.Y.0005.110411T1600Z-110412T0000Z/
FLEMING-MONTGOMERY-BATH-ROWAN-ESTILL-POWELL-MENIFEE-ELLIOTT-
MORGAN-JOHNSON-WOLFE-MAGOFFIN-LEE-MARTIN-
INCLUDING THE CITIES OF...FLEMINGSBURG...MOUNT STERLING...
OWINGSVILLE...MOREHEAD...IRVINE...STANTON...FRENCHBURG...
SANDY HOOK...WEST LIBERTY...PAINTSVILLE...CAMPTON...
SALYERSVILLE...BEATTYVILLE...INEZ
1030 AM EDT MON APR 11 2011

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

A LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING.

* SOUTHWEST WINDS WILL INCREASE TO BETWEEN 10 AND 20 MPH THIS
  AFTERNOON...WITH GUSTS UP TO 40 MPH AT TIMES. THE WINDS WILL
  DIMINISH AFTER DARK TONIGHT.

* THESE GUSTS WILL CAUSE A ROUGH CHOP ON AREA LAKES AS WELL AS BLOW
  AROUND UNSECURED LOOSE OBJECTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY INDICATES THAT WINDS WILL CAUSE ROUGH CHOP ON
AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

ABE
1 follow-up statement
491 
WWUS73 KJKL 112230 AAA
NPWJKL

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE JACKSON KY
630 PM EDT MON APR 11 2011

...THE WINDS HAVE WEAKENED THIS EVENING...OUTSIDE OF ANY
THUNDERSTORMS...

.THE WINDS HAVE SETTLED THROUGH THE AREA WITH THE ARRIVAL OF MORE
CLOUDS AND THE APPROACH OF SUNSET. ACCORDINGLY...THE WIND ADVISORIES
HAVE BEEN CANCELLED. HOWEVER...LOCALLY HIGH WINDS WILL STILL BE
POSSIBLE FROM ANY STRONG TO SEVERE THUNDERSTORM THAT COULD AFFECT THE
AREA LATER TONIGHT. THE GREATEST THREAT FOR STRONG THUNDERSTORM WINDS
WILL BE IN THE SOUTHERN PORTION OF THE AREA THROUGH THIS EVENING.

KYZ068-069-079-080-083>088-110-112>118-120-112330-
/O.CAN.KJKL.WI.Y.0004.000000T0000Z-110412T0000Z/
ROCKCASTLE-JACKSON-PULASKI-LAUREL-WAYNE-MCCREARY-WHITLEY-KNOX-
BELL-HARLAN-FLOYD-BREATHITT-KNOTT-OWSLEY-PERRY-CLAY-LESLIE-
LETCHER-PIKE-
INCLUDING THE CITIES OF...MOUNT VERNON...MCKEE...SOMERSET...
LONDON...MONTICELLO...WHITLEY CITY...CORBIN...WILLIAMSBURG...
BARBOURVILLE...MIDDLESBORO...PINEVILLE...HARLAN...PRESTONSBURG...
JACKSON...HINDMAN...BOONEVILLE...HAZARD...MANCHESTER...HYDEN...
WHITESBURG...PIKEVILLE
630 PM EDT MON APR 11 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE WIND
ADVISORY. 

WITH THE APPROACH OF SUNSET AND THE INCREASE IN CLOUDS...THE WINDS
HAVE SETTLED DOWN TO SOME EXTENT. EVEN SO...WINDS WILL BLOW FROM THE
SOUTHWEST AT 10 TO 20 MPH WITH GUSTS TO 30 MPH THROUGH THE REMAINDER
OF THE EVENING. IN ADDITION...HIGH WINDS WILL BE POSSIBLE FROM ANY
STRONG TO SEVERE THUNDERSTORM LATER THIS EVENING THROUGH SOUTHEAST
KENTUCKY.

$$

KYZ044-050>052-058>060-104-106>109-111-119-112330-
/O.CAN.KJKL.LW.Y.0005.000000T0000Z-110412T0000Z/
FLEMING-MONTGOMERY-BATH-ROWAN-ESTILL-POWELL-MENIFEE-ELLIOTT-
MORGAN-JOHNSON-WOLFE-MAGOFFIN-LEE-MARTIN-
INCLUDING THE CITIES OF...FLEMINGSBURG...MOUNT STERLING...
OWINGSVILLE...MOREHEAD...IRVINE...STANTON...FRENCHBURG...
SANDY HOOK...WEST LIBERTY...PAINTSVILLE...CAMPTON...
SALYERSVILLE...BEATTYVILLE...INEZ
630 PM EDT MON APR 11 2011

...LAKE WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE LAKE
WIND ADVISORY. 

WITH THE APPROACH OF SUNSET AND THE INCREASE IN CLOUDS...THE WINDS
HAVE SETTLED DOWN TO SOME EXTENT. EVEN SO...WINDS WILL BLOW FROM THE
SOUTHWEST AT 10 TO 20 MPH WITH GUSTS TO 30 MPH THROUGH THE REMAINDER
OF THE EVENING. IN ADDITION...HIGH WINDS WILL BE POSSIBLE FROM ANY
STRONG TO SEVERE THUNDERSTORMS LATER THIS EVENING THROUGH FAR
SOUTHEAST KENTUCKY.

$$

GREIF

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 4:02 AM EDTLake Wind AdvisoryJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more14 hr
Apr 11, 12:20 PM EDTFlood WatchJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more27 hr
Apr 11, 7:55 PM EDTSevere Thunderstorm WarningJKLClay, Jackson, Knox, Laurel, McCreary, Pulaski and 1 more37 min

Nearby

Wind Advisories in Kentucky, 2011Every wind advisory in 2011

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.