Alert archive / Indiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 68, NWS Louisville, KY

June 29, 2021Dubois County, Perry County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Jun 29, 2021, 9:59 PM EDT for Dubois County, Perry County, Indiana. It was in force for 31 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
Jun 29, 2021, 9:59 PM EDT (01:59 UTC)
Expired
Jun 29, 2021, 10:30 PM EDT
In force
31 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Dubois County, IN, Perry County, IN

The radar

The Evansville,IN radar (KVWX), 80 km from the middle of the area, began a volume at 01:59 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
Jun 29, 10:03 PM EDTTSTM WND DMG3 Sse Saint Marks, INA TREE DOWN AT THE INTERSECTION OF STATE ROAD 264 AND 850 SOUTH.

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 00:00Z, 2.0 hours before the alert went out and 236 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 2021-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 224 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 00:00Z on 2021-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -48 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
224 J/kg
Mixed-layer CIN
-158 J/kg
Mixed-layer LCL
1148 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
-48 m²/s²
0-3 km storm-relative helicity
-11 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

616 
WUUS53 KLMK 300159
SVRLMK
INC037-123-300230-
/O.NEW.KLMK.SV.W.0068.210630T0159Z-210630T0230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
959 PM EDT Tue Jun 29 2021

The National Weather Service in Louisville has issued a

* Severe Thunderstorm Warning for...
  Southeastern Dubois County in south central Indiana...
  Northwestern Perry County in south central Indiana...

* Until 1030 PM EDT/930 PM CDT/.

* At 958 PM EDT/858 PM CDT/, a severe thunderstorm was located 10
  miles northeast of Santa Claus, moving north at 10 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
  southeastern Dubois and northwestern Perry Counties, including the
  following locations... Saint Marks, Adyeville, Ferdinand,
  Bretzville, Siberia, Mentor, Birdseye, Kyana and Saint Anthony.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Hail and damaging winds and continuous cloud to ground lightning is 
occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3831 8691 3832 8669 3818 8673 3819 8679
      3821 8679 3820 8685
TIME...MOT...LOC 0158Z 184DEG 11KT 3823 8679 

HAIL...0.75IN
WIND...60MPH
 
$$

SCHOETTMER
2 follow-up statements
160 
WWUS53 KLMK 300212
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
1012 PM EDT Tue Jun 29 2021

INC123-300222-
/O.CAN.KLMK.SV.W.0068.000000T0000Z-210630T0230Z/
Perry IN-
1012 PM EDT Tue Jun 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN PERRY COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3831 8691 3832 8669 3825 8671 3825 8679
      3821 8679 3820 8683 3820 8685
TIME...MOT...LOC 0212Z 184DEG 11KT 3827 8679 

$$

INC037-300230-
/O.CON.KLMK.SV.W.0068.000000T0000Z-210630T0230Z/
Dubois IN-
1012 PM EDT Tue Jun 29 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT
FOR SOUTHEASTERN DUBOIS COUNTY...

At 1012 PM EDT, a severe thunderstorm was located 11 miles southeast
of Jasper, moving north at 15 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Ferdinand, Birdseye, Saint Marks, Bretzville, Mentor, Kyana and Saint
Anthony.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3831 8691 3832 8669 3825 8671 3825 8679
      3821 8679 3820 8683 3820 8685
TIME...MOT...LOC 0212Z 184DEG 11KT 3827 8679 

HAIL...<.75IN
WIND...60MPH
 
$$

SCHOETTMER
447 
WWUS53 KLMK 300220
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
1020 PM EDT Tue Jun 29 2021

INC037-300230-
/O.EXP.KLMK.SV.W.0068.000000T0000Z-210630T0230Z/
Dubois IN-
1020 PM EDT Tue Jun 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DUBOIS COUNTY
WILL EXPIRE AT 1030 PM EDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Louisville.

LAT...LON 3831 8691 3832 8669 3825 8671 3825 8679
      3821 8679 3820 8683 3820 8685
TIME...MOT...LOC 0220Z 184DEG 11KT 3829 8679 

$$

SCHOETTMER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 8:21 PM EDTSpecial Weather StatementLMKCrawford24 min
Jun 29, 8:25 PM EDTSpecial Weather StatementLMKOrange35 min
Jun 29, 8:40 PM EDTSpecial Weather StatementLMKPerry35 min
Jun 29, 9:10 PM EDTSpecial Weather StatementLMKCrawford35 min
Jun 29, 9:12 PM EDTSevere Thunderstorm WarningLMKPerry33 min
Jun 29, 9:21 PM EDTSpecial Weather StatementLMKDubois24 min
Jun 29, 9:43 PM EDTSpecial Weather StatementLMKDubois47 min
Jun 29, 9:53 PM EDTSevere Thunderstorm WarningLMKDubois, Orange37 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2021Every severe thunderstorm warning in 2021

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.