Alert archive / Kentucky / Tornado Warnings in 2018

Tornado Warning 38, NWS Louisville, KY

September 8, 2018Hancock County, Kentucky

NWS Louisville, KY issued this tornado warning at Sep 8, 2018, 4:23 PM CDT for Hancock County, Kentucky. It was in force for 37 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 8, 2018, 4:23 PM CDT (21:23 UTC)
Expired
Sep 8, 2018, 5:00 PM CDT
In force
37 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

County Hancock County, KY

The radar

The Louisville radar (KLVX), 82 km from the middle of the area, began a volume at 21:24 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.

What was reported inside it

TimeReportWhereRemark
Sep 8, 4:42 PM CDTTORNADO3 Sse Lewisport, KYTHIS EF-0 TORNADO WAS ON THE GROUND FOR APPROXIMATELY 12 MINUTES WITH A PATH LENGTH OF 5 MILES AND MAXIMUM WIDTH OF 50 YARDS. PEAK WIND SPEEDS WERE ESTIMATED AT 75-80 MPH. MOST DAMAGE WAS DONE 20-30 FEET ABOVE GROUND, WHERE IT SNAPPED SEVERAL TREES AND BRANCHE

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

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.4 hours before the alert went out and 199 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 2018-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 613 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2018-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
613 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
1106 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

684 
WFUS53 KLMK 082123
TORLMK
KYC091-082200-
/O.NEW.KLMK.TO.W.0038.180908T2123Z-180908T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Louisville KY
423 PM CDT SAT SEP 8 2018

The National Weather Service in Louisville has issued a

* Tornado Warning for...
  Northern Hancock County in central Kentucky...

* Until 500 PM CDT.
    
* At 423 PM CDT, a severe thunderstorm capable of producing a tornado
  was located just south of Rockport, moving northeast at 30 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Tell City, Hawesville, Lewisport, Cannelton, Troy, Petri, Adair,
  Waitman, and Chambers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Report severe weather to local law enforcement, post your report to
the National Weather Service Louisville Facebook page, or tweet your
report using hashtag L, M, K, spotter.

&&

LAT...LON 3793 8698 3794 8692 3799 8686 3800 8681
      3799 8679 3796 8678 3789 8673 3784 8670
      3782 8684 3784 8685 3783 8690 3787 8691
      3788 8689 3791 8693 3790 8698 3792 8697
TIME...MOT...LOC 2123Z 241DEG 28KT 3785 8703 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

13
3 follow-up statements
065 
WWUS53 KLMK 082136
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
436 PM CDT SAT SEP 8 2018

KYC091-082200-
/O.CON.KLMK.TO.W.0038.000000T0000Z-180908T2200Z/
Hancock KY-
436 PM CDT SAT SEP 8 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR NORTHERN
HANCOCK COUNTY...

...PEOPLE IN LEWISPORT AND NORTHERN HANCOCK COUNTY SHOULD BE IN 
STURDY SHELTER NOW...
    
At 434 PM CDT, a severe thunderstorm capable of producing a tornado 
was located near Grandview, south of Waitman, moving northeast at 30 
mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Tell City, Hawesville, Lewisport, Cannelton, Troy, Petri, Adair,
Waitman, and Chambers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado.

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

&&

LAT...LON 3793 8698 3794 8692 3799 8686 3800 8681
      3799 8679 3796 8678 3789 8673 3784 8670
      3782 8684 3784 8685 3783 8690 3787 8691
      3788 8689 3791 8693 3790 8698 3792 8697
TIME...MOT...LOC 2134Z 236DEG 28KT 3788 8694 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

13
133 
WWUS53 KLMK 082145
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
445 PM CDT SAT SEP 8 2018

KYC091-082200-
/O.CON.KLMK.TO.W.0038.000000T0000Z-180908T2200Z/
Hancock KY-
445 PM CDT SAT SEP 8 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
NORTHERN HANCOCK COUNTY...
    
At 444 PM CDT, a severe thunderstorm capable of producing a tornado
was located south of Lewisport, moving northeast at 30 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Tell City, Hawesville, Lewisport, Cannelton, Troy, Petri, Adair, and 
Chambers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado.

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

&&

LAT...LON 3793 8691 3799 8686 3800 8681 3799 8679
      3796 8678 3789 8673 3784 8670 3782 8684
      3784 8685 3784 8686 3786 8687 3788 8689
      3791 8690
TIME...MOT...LOC 2144Z 241DEG 27KT 3792 8685 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

13
340 
WWUS53 KLMK 082150
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
450 PM CDT SAT SEP 8 2018

KYC091-082200-
/O.CON.KLMK.TO.W.0038.000000T0000Z-180908T2200Z/
Hancock KY-
450 PM CDT SAT SEP 8 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR NORTH
CENTRAL HANCOCK COUNTY...
        
At 449 PM CDT, a radar confirmed tornado was located west of Adair 
and Petri, moving northeast at 30 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Tell City, Hawesville, Lewisport, Cannelton, Troy, Petri, and Adair. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado.

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

&&

LAT...LON 3793 8691 3799 8686 3800 8681 3799 8679
      3796 8678 3789 8673 3789 8676 3788 8680
      3786 8685 3786 8687 3788 8689 3791 8690
TIME...MOT...LOC 2149Z 240DEG 26KT 3794 8682 

TORNADO...OBSERVED
HAIL...0.00IN

$$

13

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 10:00 PM CDTSpecial Weather StatementLMKMeade45 min
Sep 8, 12:03 AM CDTSpecial Weather StatementLMKEdmonson42 min
Sep 8, 1:13 AM CDTSpecial Weather StatementLMKGreen47 min
Sep 8, 7:30 AM CDTAreal Flood AdvisoryLMKNicholas2 hr
Sep 8, 1:01 PM CDTAreal Flood AdvisoryLMKBoyle, Clark, Fayette, Garrard, Jessamine, Lincoln and 1 more119 min
Sep 8, 1:18 PM CDTSpecial Weather StatementLMKMadison27 min
Sep 8, 1:25 PM CDTSevere Thunderstorm WarningLMKMadison35 min
Sep 8, 2:34 PM CDTSevere Thunderstorm WarningLMKHancock26 min
Sep 8, 3:09 PM CDTTornado WarningLMKMeade36 min
Sep 8, 3:13 PM CDTAreal Flood AdvisoryLMKBreckinridge, Hancock2 hr
Sep 8, 3:20 PM CDTTornado WarningLMKBoyle, Casey, Lincoln25 min
Sep 8, 3:45 PM CDTTornado WarningLMKMeade30 min
Sep 8, 4:02 PM CDTSpecial Weather StatementLMKGarrard, Lincoln43 min
Sep 8, 4:54 PM CDTTornado WarningLMKHancock36 min
Sep 8, 5:32 PM CDTAreal Flood AdvisoryLMKMeade3 hr
Sep 8, 5:32 PM CDTSpecial Weather StatementLMKJefferson, Oldham43 min
Sep 8, 5:45 PM CDTTornado WarningLMKBreckinridge, Meade30 min
Sep 8, 6:08 PM CDTSpecial Weather StatementLMKShelby, Trimble22 min
Sep 8, 6:34 PM CDTFlash Flood WarningLMKMeade116 min
Sep 8, 6:38 PM CDTSpecial Weather StatementLMKOldham37 min

Nearby

Tornado Warnings in Kentucky, 2018Every tornado warning in 2018Tornadoes in 2018

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.