Alert archive / Kentucky / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 430, NWS Paducah, KY

September 7, 2012Caldwell County, Christian County, Hopkins County, Kentucky

NWS Paducah, KY issued this severe thunderstorm warning at Sep 7, 2012, 9:53 PM CDT for Caldwell County, Christian County, Hopkins County, Kentucky. It was in force for 52 min. 1 report 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
Sep 7, 2012, 9:53 PM CDT (02:53 UTC)
Expired
Sep 7, 2012, 10:45 PM CDT
In force
52 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Hail
0.5 in
Wind
60.0 mph

Counties Caldwell County, KY, Christian County, KY, Hopkins County, KY

What was reported inside it

TimeReportWhereRemark
Sep 7, 9:59 PM CDTTSTM WND DMGMadisonville, KYTREE BLOWN OVER ONTO HOUSE ON EAST SIDE OF TOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Sep 7, 5:15 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.9 hours before the alert went out and 147 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 2012-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2335 joules per kilogram.LCLEL10008507005003002001001 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, Nashville Metro, TN at 00:00Z on 2012-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.193958Sfc1 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
2335 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1287 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
44 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.

296 
WUUS53 KPAH 080253
SVRPAH
KYC033-047-107-080345-
/O.NEW.KPAH.SV.W.0430.120908T0253Z-120908T0345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
953 PM CDT FRI SEP 7 2012

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CALDWELL COUNTY IN WESTERN KENTUCKY...
  NORTHWESTERN CHRISTIAN COUNTY IN SOUTH CENTRAL KENTUCKY...
  SOUTHERN HOPKINS COUNTY IN NORTHWEST KENTUCKY...

* UNTIL 1045 PM CDT.

* AT 949 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
  PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
  LOCATED NEAR FARMERSVILLE...OR 8 MILES NORTH OF PRINCETON...MOVING
  EAST AT 45 MPH.

* LOCATIONS IN THE WARNED AREA INCLUDE...
  DAWSON SPRINGS...MADISONVILLE...OLNEY...EARLINGTON...MORTONS GAP...
  NORTONVILLE...FRYER...ST. CHARLES AND WHITE PLAINS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEEK SHELTER INDOORS. STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA FOR
THE LATEST SEVERE WEATHER INFORMATION.

&&

LAT...LON 3709 8737 3712 8800 3729 8797 3740 8738
      3730 8737 3726 8739 3725 8737
TIME...MOT...LOC 0253Z 267DEG 40KT 3722 8788
WIND...HAIL 60MPH <.50IN

$$
1 follow-up statement
252 
WWUS53 KPAH 080314
SVSPAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
1014 PM CDT FRI SEP 7 2012

KYC033-080321-
/O.CAN.KPAH.SV.W.0430.000000T0000Z-120908T0345Z/
CALDWELL KY-
1014 PM CDT FRI SEP 7 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN CALDWELL COUNTY IN
WESTERN KENTUCKY IS CANCELLED...

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

LAT...LON 3710 8737 3709 8738 3716 8769 3733 8778
      3740 8738 3730 8737 3726 8739 3725 8737
TIME...MOT...LOC 0311Z 267DEG 40KT 3723 8763

$$

KYC047-107-080345-
/O.CON.KPAH.SV.W.0430.000000T0000Z-120908T0345Z/
CHRISTIAN KY-HOPKINS KY-
1014 PM CDT FRI SEP 7 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
HOPKINS COUNTY IN NORTHWEST KENTUCKY...AND NORTH CENTRAL CHRISTIAN
COUNTY IN SOUTH CENTRAL KENTUCKY UNTIL 1045 PM CDT...

AT 1007 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED
NEAR DAWSON SPRINGS...MOVING EAST AT 45 MPH. LOCATIONS IN THE WARNED 
AREA INCLUDE MADISONVILLE...EARLINGTON AND MORTONS GAP.

SEEK SHELTER INDOORS. STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA FOR 
THE LATEST SEVERE WEATHER INFORMATION.

LAT...LON 3710 8737 3709 8738 3716 8769 3733 8778
      3740 8738 3730 8737 3726 8739 3725 8737
TIME...MOT...LOC 0311Z 267DEG 40KT 3723 8763
WIND...HAIL 60MPH <.50IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 7:03 PM CDTSevere Thunderstorm WarningPAHCrittenden, Livingston27 min
Sep 7, 7:44 PM CDTSevere Thunderstorm WarningPAHHenderson, Union19 min
Sep 7, 8:13 PM CDTSevere Thunderstorm WarningPAHHenderson, Union32 min
Sep 7, 8:22 PM CDTSevere Thunderstorm WarningPAHFulton23 min
Sep 7, 8:38 PM CDTSevere Thunderstorm WarningPAHBallard37 min
Sep 7, 8:38 PM CDTSevere Thunderstorm WarningPAHDaviess, Henderson, Union37 min
Sep 7, 9:16 PM CDTSevere Thunderstorm WarningPAHDaviess, Henderson, McLean, Webster47 min
Sep 7, 10:03 PM CDTSevere Thunderstorm WarningPAHCaldwell, Lyon, Marshall, Trigg42 min
Sep 7, 10:15 PM CDTAreal Flood AdvisoryPAHDaviess, Henderson, Hopkins, McLean, Muhlenberg, Webster2 hr
Sep 7, 10:29 PM CDTSevere Thunderstorm WarningPAHChristian, Muhlenberg, Todd, Trigg61 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.