Alert archive / Kentucky / Tornado Warnings in 2007

Tornado Warning 9, NWS Louisville, KY

October 18, 2007Hancock County, Kentucky

NWS Louisville, KY issued this tornado warning at Oct 18, 2007, 4:09 PM CDT for Hancock County, Kentucky. It was in force for 21 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: Oct 18, 2007, 4:09 PM CDT (21:09 UTC)
Expired: Oct 18, 2007, 4:30 PM CDT
In force: 21 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon

County Hancock County, KY

The radar

The Louisville radar (KLVX), 80 km from the middle of the area, began a volume at 21:11 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.

What was reported inside it

Time	Report	Where	Remark
Oct 18, 4:37 PM CDT	TSTM WND DMG	5 Sw Hawesville, KY	1 TREE DOWN IN CHAMBERS AREA ALONG WITH PEA SIZE HAIL

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.

Issued	Product	Office	Lasted
Oct 18, 1:31 PM CDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.2 hours before the alert went out and 194 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 7 J/kg
Mixed-layer CIN: -70 J/kg
Mixed-layer LCL: 537 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 611 m²/s²
0-3 km storm-relative helicity: 678 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLMK 182109
TORLMK
KYC091-182130-
/O.NEW.KLMK.TO.W.0009.071018T2109Z-071018T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
409 PM CDT THU OCT 18 2007

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  HANCOCK COUNTY IN NORTHWEST KENTUCKY...

* UNTIL 430 PM CDT...

* AT 407 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 13 MILES
  SOUTHWEST OF HAWESVILLE...MOVING NORTHEAST AT 45 MPH.

* THE TORNADO WILL BE NEAR...
  HAWESVILLE BY 425 PM CDT...

THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORK BENCH OR
OTHER PIECE OF STURDY FURNITURE IN A BASEMENT. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY, BATHROOM, OR CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY. AVOID WINDOWS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR SOUTH CENTRAL INDIANA AND WESTERN KENTUCKY.

LAT...LON 3782 8687 3783 8693 3789 8693 3788 8697
      3790 8698 3799 8685 3789 8674 3789 8672
      3786 8667 3776 8682
TIME...MOT...LOC 2109Z 226DEG 43KT 3781 8693

$$

MJ

1 follow-up statement

000 
WWUS53 KLMK 182126
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
525 PM EDT THU OCT 18 2007

KYC091-182135-
/O.EXP.KLMK.TO.W.0009.000000T0000Z-071018T2130Z/
HANCOCK KY-
425 PM CDT THU OCT 18 2007

...THE TORNADO WARNING FOR HANCOCK COUNTY CONTINUES UNTIL 430 PM 
CDT...

AT 423 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING 
A SEVERE THUNDERSTORM WITH A POSSIBLE TORNADO IN NORTHWEST HANCOCK 
COUNTY. THIS STORM NEAR UTILITY AND MOVING NE AT 50 MPH.

THE COMMUNITY OF HAWESVILLE IS IN THE PATH OF THIS STORM. SEEK 
SHELTER NOW

LAT...LON 3782 8687 3783 8693 3789 8693 3788 8697
      3790 8698 3799 8685 3789 8674 3789 8672
      3786 8667 3776 8682
TIME...MOT...LOC 2123Z 226DEG 43KT 3787 8684

$$

JARVIS

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 18, 4:28 PM CDT	Tornado Warning	LMK	Hancock	32 min
Oct 18, 4:45 PM CDT	Tornado Warning	LMK	Breckinridge, Meade	45 min
Oct 18, 5:42 PM CDT	Tornado Warning	LMK	Jefferson	33 min
Oct 18, 6:10 PM CDT	Tornado Warning	LMK	Breckinridge, Hancock	35 min
Oct 18, 6:13 PM CDT	Tornado Warning	LMK	Jefferson, Oldham	32 min
Oct 18, 6:44 PM CDT	Tornado Warning	LMK	Henry, Oldham, Trimble	31 min
Oct 18, 6:47 PM CDT	Tornado Warning	LMK	Breckinridge, Meade	23 min
Oct 18, 6:52 PM CDT	Tornado Warning	LMK	Breckinridge, Hancock	38 min

Nearby

Tornado Warnings in Kentucky, 2007 Every tornado warning in 2007 Tornadoes in 2007

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; radar from the NEXRAD Level II archive.