Alert archive / Indiana / Tornado Warnings in 2018

Tornado Warning 37, NWS Louisville, KY

September 8, 2018Harrison County, Indiana; Meade County, Kentucky

NWS Louisville, KY issued this tornado warning at Sep 8, 2018, 4:45 PM EDT for Harrison County, Indiana; Meade County, Kentucky. It was in force for 30 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, 4:45 PM EDT (20:45 UTC)
Expired
Sep 8, 2018, 5:15 PM EDT
In force
30 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Harrison County, IN, Meade County, KY

The radar

The Louisville radar (KLVX), 36 km from the middle of the area, began a volume at 20:44 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, 4:45 PM EDTFUNNEL CLOUD5 N Battletown, KY

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, 8.8 hours before the alert went out and 228 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.

218 
WFUS53 KLMK 082045
TORLMK
INC061-KYC163-082115-
/O.NEW.KLMK.TO.W.0037.180908T2045Z-180908T2115Z/

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

The National Weather Service in Louisville has issued a

* Tornado Warning for...
  West central Harrison County in south central Indiana...
  North central Meade County in central Kentucky...

* Until 515 PM EDT.

* At 444 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 9 miles south of Carefree Town, moving northeast at 20
  mph.

  HAZARD...Tornado.

  SOURCE...Weather spotters reported funnel cloud.

  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...
  New Amsterdam, Cedar Flat, Central, Valley City, Moberly, and 
  White Cloud.

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 3829 8619 3810 8610 3807 8633 3813 8635
      3814 8632 3816 8633 3816 8634
TIME...MOT...LOC 2044Z 238DEG 18KT 3811 8631 

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

$$

13
2 follow-up statements
972 
WWUS53 KLMK 082105
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
505 PM EDT SAT SEP 8 2018

INC061-KYC163-082115-
/O.CON.KLMK.TO.W.0037.000000T0000Z-180908T2115Z/
Harrison IN-Meade KY-
505 PM EDT SAT SEP 8 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR WEST
CENTRAL HARRISON AND EXTREME NORTHERN MEADE COUNTIES...
    
At 504 PM EDT, a severe thunderstorm capable of producing a tornado 
was located 8 miles southeast of Carefree Town near the Ohio River, 
moving northeast at 40 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...
New Amsterdam, Central, Valley City, Moberly, and White Cloud. 

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.

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 3829 8619 3810 8610 3809 8630 3812 8631
      3816 8633 3816 8634
TIME...MOT...LOC 2104Z 221DEG 34KT 3813 8628 

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

$$

13
026 
WWUS53 KLMK 082115
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
515 PM EDT SAT SEP 8 2018

INC061-KYC163-082121-
/O.EXP.KLMK.TO.W.0037.000000T0000Z-180908T2115Z/
Harrison IN-Meade KY-
515 PM EDT SAT SEP 8 2018

...THE TORNADO WARNING FOR WEST CENTRAL HARRISON AND NORTH CENTRAL
MEADE COUNTIES WILL EXPIRE AT 515 PM EDT...
                
The storm which prompted the warning has weakened below severe 
limits. Therefore, the warning will be allowed to expire.  However 
gusty winds and heavy rain are still possible with this thunderstorm.

A funnel cloud was observed several miles north of Battletown 
earlier. 

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 3829 8619 3810 8610 3809 8630 3812 8631
      3816 8633 3816 8634
TIME...MOT...LOC 2111Z 238DEG 18KT 3815 8624 

$$

13

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 8:04 PM EDTSpecial Weather StatementLMKOrange41 min
Sep 7, 8:35 PM EDTSpecial Weather StatementLMKPerry40 min
Sep 7, 9:15 PM EDTAreal Flood AdvisoryLMKPerry2 hr
Sep 7, 9:56 PM EDTSpecial Weather StatementLMKPerry34 min
Sep 7, 10:29 PM EDTSpecial Weather StatementLMKPerry46 min
Sep 8, 11:35 AM EDTAreal Flood AdvisoryLMKCrawford, Dubois, Orange, Perry6 hr
Sep 8, 3:30 PM EDTSpecial Weather StatementLMKPerry30 min
Sep 8, 3:34 PM EDTSevere Thunderstorm WarningLMKPerry26 min
Sep 8, 3:40 PM EDTTornado WarningLMKPerry35 min
Sep 8, 4:09 PM EDTTornado WarningLMKCrawford, Harrison, Perry36 min
Sep 8, 4:13 PM EDTAreal Flood AdvisoryLMKPerry2 hr
Sep 8, 4:43 PM EDTFlash Flood WarningLMKPerry3 hr
Sep 8, 5:51 PM EDTFlash Flood WarningLMKCrawford, Dubois, Perry114 min
Sep 8, 5:54 PM EDTTornado WarningLMKPerry36 min
Sep 8, 6:32 PM EDTAreal Flood AdvisoryLMKClark, Crawford, Floyd, Harrison, Orange, Perry and 2 more3 hr
Sep 8, 6:32 PM EDTSpecial Weather StatementLMKClark43 min
Sep 8, 6:45 PM EDTTornado WarningLMKCrawford, Perry30 min
Sep 8, 7:34 PM EDTFlash Flood WarningLMKCrawford, Dubois, Harrison, Perry116 min
Sep 7, 11:00 PM EDTSpecial Weather StatementLMKMeade45 min
Sep 8, 1:03 AM EDTSpecial Weather StatementLMKEdmonson42 min
Sep 8, 2:13 AM EDTSpecial Weather StatementLMKGreen47 min
Sep 8, 8:30 AM EDTAreal Flood AdvisoryLMKNicholas2 hr
Sep 8, 2:01 PM EDTAreal Flood AdvisoryLMKBoyle, Clark, Fayette, Garrard, Jessamine, Lincoln and 1 more119 min
Sep 8, 2:18 PM EDTSpecial Weather StatementLMKMadison27 min
Sep 8, 2:25 PM EDTSevere Thunderstorm WarningLMKMadison35 min
Sep 8, 4:20 PM EDTTornado WarningLMKBoyle, Casey, Lincoln25 min
Sep 8, 5:02 PM EDTSpecial Weather StatementLMKGarrard, Lincoln43 min
Sep 8, 5:23 PM EDTTornado WarningLMKHancock37 min
Sep 8, 7:08 PM EDTSpecial Weather StatementLMKShelby, Trimble22 min
Sep 8, 7:38 PM EDTSpecial Weather StatementLMKOldham37 min

Nearby

Tornado Warnings in Indiana, 2018Tornado 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.