Alert archive / Kentucky / Tornado Warnings in 2004

Tornado Warning 46, NWS Louisville, KY

June 12, 2004Grayson County, Kentucky

NWS Louisville, KY issued this tornado warning at Jun 12, 2004, 12:32 PM CDT for Grayson County, Kentucky. It was in force for 28 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
Jun 12, 2004, 12:32 PM CDT (17:32 UTC)
Expired
Jun 12, 2004, 1:00 PM CDT
In force
28 min
Issued by
NWS Louisville, KY
Area
Counties, with a storm outline in the text

County Grayson County, KY

The radar

The Louisville radar (KLVX), 59 km from the middle of the area, began a volume at 17:51 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 12, 11:10 AM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 5.5 hours before the alert went out and 154 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 12:00Z on 2004-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1896 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 12:00Z on 2004-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
1896 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
911 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
73 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.

108 
WFUS53 KLMK 121732
TORLMK
KYC085-121800-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
1232 PM CDT SAT JUN 12 2004

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN GRAYSON COUNTY IN SOUTH CENTRAL KENTUCKY

* UNTIL 100 PM CDT

* AT 1230 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER CLARKSON...
  OR ABOUT 37 MILES NORTH OF BOWLING GREEN...MOVING NORTHEAST AT 15
  MPH.

LAT...LON 3752 8627 3738 8617 3743 8607 3755 8618

$$
JSD

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 11:31 AM CDTFlash Flood WarningLMKHarrison89 min
Jun 12, 11:57 AM CDTTornado WarningLMKBreckinridge33 min
Jun 12, 12:09 PM CDTSevere Thunderstorm WarningLMKCasey36 min
Jun 12, 12:13 PM CDTSevere Thunderstorm WarningLMKHardin47 min
Jun 12, 1:00 PM CDTTornado WarningLMKEdmonson30 min
Jun 12, 1:22 PM CDTSevere Thunderstorm WarningLMKSpencer38 min
Jun 12, 1:37 PM CDTSevere Thunderstorm WarningLMKAnderson38 min
Jun 12, 3:10 PM CDTSevere Thunderstorm WarningLMKMonroe50 min
Jun 12, 4:18 PM CDTFlash Flood WarningLMKClinton, Cumberland117 min

Nearby

Tornado Warnings in Kentucky, 2004Every tornado warning in 2004Tornadoes in 2004

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.