Alert archive / Kentucky / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 163, NWS Paducah, KY

May 6, 2012Livingston County, Marshall County, Kentucky

NWS Paducah, KY issued this severe thunderstorm warning at May 6, 2012, 12:50 AM CDT for Livingston County, Marshall County, Kentucky. It was in force for 25 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
May 6, 2012, 12:50 AM CDT (05:50 UTC)
Expired
May 6, 2012, 1:15 AM CDT
In force
25 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Livingston County, KY, Marshall County, KY

The radar

The Paducah radar (KPAH), 38 km from the middle of the area, began a volume at 05:52 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

Nashville Metro, TN (KBNA), launched 00:00Z, 5.8 hours before the alert went out and 186 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, Nashville Metro, TN at 00:00Z on 2012-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1125 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, Nashville Metro, TN at 00:00Z on 2012-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.1939Sfc1 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
1125 J/kg
Mixed-layer CIN
-72 J/kg
Mixed-layer LCL
1540 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
107 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 Paducah, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at May 6, 12:01 AM CDT, 49 minutes earlier.

Area forecast discussion, May 6, 12:01 AM CDT, 49 minutes before
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Hazardous weather outlook, May 5, 8:44 AM CDT, 16 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PADUCAH KY
844 AM CDT SAT MAY 5 2012

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-061000-
JEFFERSON-WAYNE IL-EDWARDS-WABASH-PERRY IL-FRANKLIN-HAMILTON-
WHITE-JACKSON-WILLIAMSON-SALINE-GALLATIN-UNION IL-JOHNSON-POPE-
HARDIN-ALEXANDER-PULASKI-MASSAC-GIBSON-PIKE-POSEY-VANDERBURGH-
WARRICK-SPENCER-FULTON-HICKMAN-CARLISLE-BALLARD-MCCRACKEN-GRAVES-
LIVINGSTON-MARSHALL-CALLOWAY-CRITTENDEN-LYON-TRIGG-CALDWELL-
UNION KY-WEBSTER-HOPKINS-CHRISTIAN-HENDERSON-DAVIESS-MCLEAN-
MUHLENBERG-TODD-PERRY MO-BOLLINGER-CAPE GIRARDEAU-WAYNE MO-CARTER-
RIPLEY-BUTLER-STODDARD-SCOTT-MISSISSIPPI-NEW MADRID-
844 AM CDT SAT MAY 5 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHERN
ILLINOIS...SOUTHWEST INDIANA...WESTERN KENTUCKY...AND SOUTHEAST
MISSOURI.

.DAY ONE...TODAY AND TONIGHT

THERE WILL BE A CONTINUING SMALL CHANCE OF THUNDERSTORMS THROUGH
TONIGHT. THE MAIN THREAT WITH ANY STORM WILL BE HEAVY RAIN AND
LIGHTNING. AN ISOLATED STRONGER STORM CANNOT BE RULED OUT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A SMALL CHANCE OF THUNDERSTORMS WILL CONTINUE SUNDAY BEFORE
INCREASING SUNDAY NIGHT...ESPECIALLY NORTHWEST OF THE OHIO RIVER.
THUNDERSTORMS WILL BE LIKELY MONDAY INTO MONDAY NIGHT AS A COLD
FRONT PUSHES SOUTHEAST ACROSS OUR REGION.

AT THIS TIME...THE STORM PREDICTION CENTER HAS AT LEAST A PORTION
OF THE REGION OUTLOOKED IN A SLIGHT RISK OF SEVERE THUNDERSTORMS
DURING THE PERIOD FROM LATE SUNDAY NIGHT THROUGH MONDAY EVENING. A
MODERATELY UNSTABLE ATMOSPHERE IS FORECAST...BUT A LIMITING FACTOR
TO ORGANIZED SEVERE WEATHER IS RELATIVELY WEAK WIND PROFILES. IF
SEVERE STORMS DO MATERIALIZE...THE MAIN CONCERN WILL BE LARGE
HAIL AND LOCALIZED STRONG WIND GUSTS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS POSSIBLE LATE SUNDAY NIGHT THROUGH MONDAY
EVENING.

In the hours before

Special weather statement, May 5, 9:20 PM CDT, 3 hours 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
920 PM CDT SAT MAY 5 2012

ILZ092-KYZ003-004-MOZ112-060330-
ALEXANDER-CARLISLE-BALLARD-MISSISSIPPI-
INCLUDING THE CITIES OF...CAIRO...BARDWELL...WICKLIFFE...
CHARLESTON
920 PM CDT SAT MAY 5 2012

...STRONG STORMS NEAR WICKLIFFE...
A SMALL CLUSTER OF THUNDERSTORMS NEAR WICKLIFFE WILL REMAIN FAIRLY
STATIONARY THROUGH 10 PM. THESE STORMS WILL PRODUCE VERY HEAVY
RAINFALL AND POSSIBLY SMALL HAIL. THE HEAVY RAIN WILL CAUSE
PONDING OF WATER ON ROADWAYS AND REDUCED VISIBILITIES.
Special weather statement, May 5, 10:26 PM CDT, 2 hours 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
1026 PM CDT SAT MAY 5 2012

KYZ001>006-060430-
BALLARD KY-CARLISLE KY-FULTON KY-GRAVES KY-HICKMAN KY-MCCRACKEN KY-
1026 PM CDT SAT MAY 5 2012

...SIGNIFICANT WEATHER ADVISORY FOR EASTERN HICKMAN...GRAVES...
EASTERN CARLISLE...SOUTHEASTERN BALLARD...EXTREME SOUTHEASTERN FULTON
AND SOUTHERN MCCRACKEN COUNTIES IN WESTERN KENTUCKY UNTIL 1130 PM
CDT...

AT 1024 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
SCATTERED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM
LOVELACEVILLE TO 7 MILES NORTHWEST OF MAYFIELD TO FULTON...AND
MOVING EAST AT 10 MPH.

THE STORMS MAY PRODUCE MARGINALLY SEVERE HAIL AROUND QUARTER SIZE IN
WESTERN GRAVES COUNTY LATE THIS EVENING AS WELL.

LOCATIONS THAT MAY BE IMPACTED INCLUDE...
  MAYFIELD...LONE OAK...SEDALIA...LYNNVILLE...LOWES AND WINGO.
Local storm report, May 5, 11:14 PM CDT, 1 hour 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PADUCAH KY
1114 PM CDT SAT MAY 05 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1046 PM     HAIL             FANCY FARM              36.76N 88.79W
05/05/2012  E1.00 INCH       GRAVES             KY   BROADCAST MEDIA

&&

DLL
Local storm report, May 5, 11:15 PM CDT, 1 hour 35 minutes before
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Local storm report, May 5, 11:59 PM CDT, 51 minutes before
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Special weather statement, May 6, 12:08 AM CDT, 42 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 10:24 PM CDTSevere Thunderstorm WarningPAHGraves36 min
May 5, 10:42 PM CDTSevere Thunderstorm WarningPAHGraves33 min
May 5, 11:14 PM CDTSevere Thunderstorm WarningPAHGraves31 min
May 6, 4:47 PM CDTSevere Thunderstorm WarningPAHChristian, Muhlenberg28 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2012Every 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.