Alert archive / Kentucky / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 162, NWS Jackson, KY

June 18, 20096 counties in Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Jun 18, 2009, 1:21 PM EDT for 6 counties in Kentucky. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 18, 2009, 1:21 PM EDT (17:21 UTC)
Expired
Jun 18, 2009, 2:00 PM EDT
In force
39 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon

Counties Breathitt County, KY, Floyd County, KY, Knott County, KY, Leslie County, KY, Letcher County, KY, Perry County, KY

The radar

The Jackson,KY radar (KJKL), 37 km from the middle of the area, began a volume at 17:24 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 18, 10:39 AM EDTSevere Thunderstorm Watch PDSSPC7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 5.4 hours before the alert went out and 243 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 2009-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2009-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 square meters per square second.19395878Sfc1 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
2 J/kg
Mixed-layer CIN
-374 J/kg
Mixed-layer LCL
767 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
161 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jackson, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 18, 12:50 PM EDT, 31 minutes earlier.

Area forecast discussion, Jun 18, 12:50 PM EDT, 31 minutes before
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Hazardous weather outlook, Jun 18, 12:35 PM EDT, 46 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE JACKSON KY
1235 PM EDT THU JUN 18 2009

KYZ044-050>052-059-060-104-106>110-113-118>120-191945-
FLEMING-MONTGOMERY-BATH-ROWAN-POWELL-MENIFEE-ELLIOTT-MORGAN-JOHNSON-
WOLFE-MAGOFFIN-FLOYD-KNOTT-LETCHER-MARTIN-PIKE-
INCLUDING THE CITIES OF...FLEMINGSBURG...MOUNT STERLING...
OWINGSVILLE...MOREHEAD...STANTON...FRENCHBURG...SANDY HOOK...
WEST LIBERTY...PAINTSVILLE...CAMPTON...SALYERSVILLE...PRESTONSBURG...
HINDMAN...WHITESBURG...INEZ...PIKEVILLE
1235 PM EDT THU JUN 18 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN KENTUCKY.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON WITH SEVERE
WEATHER A DISTINCT POSSIBILITY. DAMAGING WIND GUSTS WILL BE THE MAIN
THREAT FROM THIS ALONG WITH A POSSIBILITY OF LARGE HAIL OR EVEN A
STRAY TORNADO.

LOCALLY HEAVY RAINFALL WILL ALSO BE A CONCERN FROM ANY PROLONGED
PERIOD OF STORMS. DUE TO RECENT HEAVY RAIN ACROSS THE AREA... ANY
LOCATIONS THAT RECEIVE HEAVY RAINFALL COULD HAVE HIGH WATER PROBLEMS
AT LOW WATER CROSSINGS AND ALONG STREAMS...DITCHES AND CULVERTS.

THUNDERSTORMS WILL ALSO BE POSSIBLE TONIGHT ALONG WITH PATCHY DENSE
FOG.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THERE IS A CHANCE FOR THUNDERSTORMS FROM FRIDAY THROUGH SATURDAY
NIGHT AND AGAIN ON WEDNESDAY.

KYZ058-068-069-079-080-083>088-111-112-114>117-191945-
ESTILL-ROCKCASTLE-JACKSON-PULASKI-LAUREL-WAYNE-MCCREARY-WHITLEY-KNOX-
BELL-HARLAN-LEE-BREATHITT-OWSLEY-PERRY-CLAY-LESLIE-
INCLUDING THE CITIES OF...IRVINE...MOUNT VERNON...MCKEE...SOMERSET...
LONDON...MONTICELLO...WHITLEY CITY...CORBIN...WILLIAMSBURG...
BARBOURVILLE...MIDDLESBORO...PINEVILLE...HARLAN...BEATTYVILLE...
JACKSON...BOONEVILLE...HAZARD...MANCHESTER...HYDEN
1235 PM EDT THU JUN 18 2009

...SEVERE THUNDERSTORM WATCH 461 IN EFFECT UNTIL 6 PM EDT THIS
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN KENTUCKY.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

STRONG TO SEVERE THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON
WITH WIDESPREAD DAMAGING WIND GUSTS THE MAIN THREAT. IN ADDITION...
THERE WILL BE THE POSSIBILITY OF LARGE HAIL OR EVEN A STRAY TORNADO.

LOCALLY HEAVY RAINFALL WILL ALSO BE A CONCERN FROM ANY PROLONGED
PERIOD OF STORMS. DUE TO RECENT HEAVY RAIN ACROSS THE AREA... ANY
LOCATIONS THAT RECEIVE HEAVY RAINFALL COULD HAVE HIGH WATER PROBLEMS
AT LOW WATER CROSSINGS AND ALONG STREAMS...DITCHES AND CULVERTS.

THUNDERSTORMS WILL ALSO BE POSSIBLE TONIGHT ALONG WITH PATCHY DENSE
FOG.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THERE IS A CHANCE FOR THUNDERSTORMS FROM FRIDAY THROUGH SATURDAY
NIGHT AND AGAIN ON WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE REQUESTED TO CALL WITH REPORTS OF SEVERE WEATHER...
HAIL...HEAVY RAIN...AND FLOODING.

DUSTY/GREIF

In the hours before

Special weather statement, Jun 18, 11:33 AM EDT, 1 hour 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
1133 AM EDT THU JUN 18 2009

KYZ068-079-080-083-084-181645-
ROCKCASTLE-PULASKI-LAUREL-WAYNE-MCCREARY-
INCLUDING THE CITIES OF...MOUNT VERNON...SOMERSET...LONDON...
MONTICELLO...WHITLEY CITY
1133 AM EDT THU JUN 18 2009

...SEVERE THUNDERSTORM WATCH 461 IN EFFECT UNTIL 6 PM EDT THIS
EVENING...

A LINE OF SEVERE THUNDERSTORMS WITH DAMAGING WINDS BETWEEN 60 AND 70
MPH IS FORECAST TO MOVE ACROSS ROCKCASTLE...PULASKI AND WAYNE
COUNTIES BETWEEN 12:15 PM AND 1 PM EDT. THE LINE OF SEVERE
THUNDERSTORMS AND DAMAGING WINDS WILL MOVE ACROSS MCCREARY AND LAUREL
COUNTIES BETWEEN 12:30 PM AND 1:30 PM EDT.

SEVERE THUNDERSTORM WARNINGS WILL LIKELY BE NEEDED AS THE STORMS
MOVE CLOSER TO THE AREA. RESIDENTS IN THE AFFECTED AREAS SHOULD
COMPLETE ANY NECESSARY PREPARATIONS AS QUICKLY AS POSSIBLE AND BE
PREPARED TO MOVE TO A PLACE OF SAFETY AS THE STORMS APPROACH.

KYZ069-181645-
JACKSON-
INCLUDING THE CITIES OF...MCKEE
1133 AM EDT THU JUN 18 2009

A LINE OF SEVERE THUNDERSTORMS WITH DAMAGING WINDS BETWEEN 60 AND 70
MPH IS FORECAST TO MOVE ACROSS JACKSON COUNTY BETWEEN 12:15 PM AND 1
PM EDT. SEVERE THUNDERSTORM WARNINGS WILL LIKELY BE NEEDED AS THE
STORMS MOVE CLOSER TO THE AREA.

RESIDENTS IN THE AFFECTED AREAS SHOULD COMPLETE ANY NECESSARY
PREPARATIONS AS QUICKLY AS POSSIBLE AND BE PREPARED TO MOVE TO A
PLACE OF SAFETY AS THE STORMS APPROACH.

SBH
Local storm report, Jun 18, 1:11 PM EDT, 10 minutes before
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Local storm report, Jun 18, 1:18 PM EDT, 3 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 9:01 PM EDTAreal Flood WarningJKLBell, Knox, Laurel, McCreary, Wayne, Whitley4 hr
Jun 17, 9:02 PM EDTAreal Flood WarningJKLBell, Knox, Laurel, McCreary, Wayne, Whitley12 hr
Jun 18, 11:52 AM EDTAreal Flood AdvisoryJKLBreathitt, Clay, Estill, Jackson, Knox, Laurel and 6 more113 min
Jun 18, 12:11 PM EDTSevere Thunderstorm WarningJKLJackson, Pulaski, Rockcastle49 min
Jun 18, 12:20 PM EDTAreal Flood AdvisoryJKLBell, Clay, Knox, Laurel, McCreary, Pulaski and 2 more86 min
Jun 18, 12:26 PM EDTSevere Thunderstorm WarningJKLEstill, Jackson, Lee, Menifee, Montgomery, Powell and 1 more64 min
Jun 18, 12:35 PM EDTFlash Flood WarningJKLLaurel, McCreary, Pulaski, Wayne, Whitley85 min
Jun 18, 12:37 PM EDTSevere Thunderstorm WarningJKLJackson, Laurel, Lee, McCreary, Owsley, Pulaski and 2 more53 min
Jun 18, 12:47 PM EDTAreal Flood AdvisoryJKLBath, Menifee, Montgomery, Morgan, Wolfe83 min
Jun 18, 12:58 PM EDTSevere Thunderstorm WarningJKLBreathitt, Clay, Jackson, Laurel, Lee, Leslie and 6 more51 min
Jun 18, 1:21 PM EDTAreal Flood AdvisoryJKLBell, Breathitt, Clay, Floyd, Harlan, Johnson and 10 more2 hr
Jun 18, 1:27 PM EDTSevere Thunderstorm WarningJKLClay, Harlan, Leslie, Letcher, Owsley, Perry48 min
Jun 18, 1:29 PM EDTSevere Thunderstorm WarningJKLBreathitt, Floyd, Johnson, Knott, Magoffin, Morgan and 1 more46 min
Jun 18, 1:44 PM EDTSevere Thunderstorm WarningJKLFloyd, Harlan, Knott, Letcher, Pike46 min
Jun 18, 1:55 PM EDTSevere Thunderstorm WarningJKLKnott, Letcher, Perry20 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2009Every severe thunderstorm warning in 2009

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.