Alert archive / Indiana / Tornado Warnings in 2017

Tornado Warning 3, NWS Louisville, KY

March 1, 2017Washington County, Indiana

NWS Louisville, KY issued this tornado warning at Mar 1, 2017, 12:48 AM EST for Washington County, Indiana. It was in force for 42 min. 2 reports 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: Mar 1, 2017, 12:48 AM EST (05:48 UTC)
Expired: Mar 1, 2017, 1:30 AM EST
In force: 42 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.5 in

County Washington County, IN

The radar

The Louisville radar (KLVX), 86 km from the middle of the area, began a volume at 05:49 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
Mar 1, 1:01 AM EST	HAIL 0.75	Campbellsburg, IN	.
Mar 1, 1:05 AM EST	TSTM WND DMG	2 S Rush Creek Valley, IN	NUMEROUS TREES DOWN WHERE N. HIGHLAND ROAD BECOMES N. RUSH CREEK ROAD. TIME ESTIMATED.

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
Feb 28, 9:29 PM EST	Tornado Watch	SPC	12 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 5.8 hours before the alert went out and 208 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: 126 J/kg
Mixed-layer CIN: -51 J/kg
Mixed-layer LCL: 490 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 416 m²/s²
0-3 km storm-relative helicity: 441 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

As transmitted.

267 
WFUS53 KLMK 010548
TORLMK
INC175-010630-
/O.NEW.KLMK.TO.W.0003.170301T0548Z-170301T0630Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Louisville KY
1248 AM EST WED MAR 1 2017

The National Weather Service in Louisville has issued a

* Tornado Warning for...
  Northern Washington County in south central Indiana...

* Until 130 AM EST
    
* At 1248 AM EST, a severe thunderstorm capable of producing a
  tornado was located 9 miles northeast of Paoli, moving northeast at
  55 mph.

  HAZARD...Tornado and ping pong ball size hail. 

  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...
  Salem, Campbellsburg, Little York, Saltillo, Kossuth, Smedley,
  Claysville, Hitchcock, Prowsville and Mckinley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3876 8603 3877 8602 3876 8601 3876 8599
      3875 8598 3876 8596 3875 8595 3876 8594
      3875 8592 3876 8591 3875 8590 3865 8589
      3859 8631 3872 8631 3878 8620 3876 8613
      3877 8610 3878 8610 3878 8609
TIME...MOT...LOC 0548Z 247DEG 49KT 3866 8635 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

TWF

2 follow-up statements

872 
WWUS53 KLMK 010608
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
108 AM EST WED MAR 1 2017

INC175-010630-
/O.CON.KLMK.TO.W.0003.000000T0000Z-170301T0630Z/
Washington IN-
108 AM EST WED MAR 1 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 AM EST FOR
NORTHEASTERN WASHINGTON COUNTY...
    
At 108 AM EST, a severe thunderstorm capable of producing a tornado
was located 9 miles northeast of Salem, moving east at 50 mph.

HAZARD...Tornado and ping pong ball size hail. 

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...
Little York, Plattsburg and Kossuth. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3876 8603 3877 8602 3876 8601 3876 8599
      3875 8598 3876 8596 3875 8595 3876 8594
      3875 8592 3876 8591 3875 8590 3867 8589
      3868 8613 3872 8615 3878 8608
TIME...MOT...LOC 0608Z 252DEG 45KT 3872 8602 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

TWF

053 
WWUS53 KLMK 010625
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
125 AM EST WED MAR 1 2017

INC175-010633-
/O.EXP.KLMK.TO.W.0003.000000T0000Z-170301T0630Z/
Washington IN-
125 AM EST WED MAR 1 2017

...THE TORNADO WARNING FOR NORTHEASTERN WASHINGTON COUNTY WILL EXPIRE
AT 130 AM EST...
    
The tornadic thunderstorm which prompted the warning is moving out 
of the county and the warning will be allowed to expire.

A tornado watch remains in effect until 500 AM EST for south central
Indiana.

Report any 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 3876 8603 3877 8602 3876 8601 3876 8599
      3875 8598 3876 8596 3875 8595 3876 8594
      3875 8592 3876 8591 3875 8590 3867 8589
      3868 8613 3872 8615 3878 8608
TIME...MOT...LOC 0623Z 247DEG 49KT 3880 8579 

$$

TWF

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 28, 11:56 PM EST	Tornado Warning	LMK	Dubois	34 min
Mar 1, 12:33 AM EST	Tornado Warning	LMK	Orange	28 min
Mar 1, 1:19 AM EST	Severe Thunderstorm Warning	LMK	Jefferson, Scott	31 min
Mar 1, 1:22 AM EST	Special Weather Statement	LMK	Dubois	23 min
Mar 1, 1:43 AM EST	Severe Thunderstorm Warning	LMK	Crawford, Dubois, Perry	32 min
Mar 1, 1:46 AM EST	Severe Thunderstorm Warning	LMK	Jefferson	29 min
Mar 1, 1:49 AM EST	Severe Thunderstorm Warning	LMK	Perry	41 min
Mar 1, 2:15 AM EST	Severe Thunderstorm Warning	LMK	Crawford, Perry	30 min
Mar 1, 2:25 AM EST	Severe Thunderstorm Warning	LMK	Harrison	35 min
Mar 1, 2:29 AM EST	Special Weather Statement	LMK	Jefferson, Scott	31 min
Mar 1, 2:41 AM EST	Severe Thunderstorm Warning	LMK	Harrison	49 min
Mar 1, 3:01 AM EST	Severe Thunderstorm Warning	LMK	Harrison	29 min
Mar 1, 5:18 AM EST	Special Weather Statement	LMK	Dubois, Orange, Washington	42 min
Mar 1, 5:33 AM EST	Severe Thunderstorm Warning	LMK	Crawford, Dubois, Harrison, Orange, Washington	27 min
Mar 1, 5:47 AM EST	Tornado Warning	LMK	Washington	13 min
Mar 1, 5:57 AM EST	Severe Thunderstorm Warning	LMK	Clark, Crawford, Floyd, Harrison, Jefferson, Perry and 2 more	33 min
Mar 1, 6:04 AM EST	Tornado Warning	LMK	Clark	26 min
Mar 1, 6:22 AM EST	Severe Thunderstorm Warning	LMK	Clark, Floyd, Harrison, Jefferson, Scott	23 min
Mar 1, 6:46 AM EST	Areal Flood Advisory	LMK	Clark, Crawford, Floyd, Harrison, Perry	3 hr
Mar 1, 6:46 AM EST	Severe Thunderstorm Warning	LMK	Harrison	44 min
Mar 1, 8:05 AM EST	Areal Flood Advisory	LMK	Clark, Jefferson, Scott	3 hr
Mar 1, 9:38 AM EST	River Flood Warning	LMK	Jefferson, Scott	17 hr

Nearby

Tornado Warnings in Indiana, 2017 Every tornado warning in 2017 Tornadoes in 2017

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.