Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 2, NWS Louisville, KY

January 17, 20124 counties in Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Jan 17, 2012, 9:31 AM EST for 4 counties in Indiana. It was in force for 44 min. 4 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: Jan 17, 2012, 9:31 AM EST (14:31 UTC)
Expired: Jan 17, 2012, 10:15 AM EST
In force: 44 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.5 in
Wind: 60.0 mph

Counties Crawford County, IN, Dubois County, IN, Orange County, IN, Perry County, IN

The radar

The Evansville,IN radar (KVWX), 77 km from the middle of the area, began a volume at 14:31 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
Jan 17, 9:44 AM EST	TORNADO	3 Sw Huntingburg, IN	EF-0 TORNADO...ESTIMATED WINDS 80 MPH...PATH LENGTH 0.1 MILES...WIDTH 25 YDS...OUTBUILDING DESTROYED AND DEBRIS SCATTERED FOR A QUARTER MILE.
Jan 17, 9:53 AM EST	TORNADO	5 Ne Huntingburg, IN	EF-1 TORNADO...ESTIMATED WINDS 90 MPH...PATH LENGTH 1.9 MI...WIDTH 100 YDS...NUMEROUS OUTBUILDINGS DAMAGED AND SMALL GRAIN HOPPER TOPPLED. DOZENS OF TREES DOWNED.
Jan 17, 9:54 AM EST	TORNADO	3 Ne Huntingburg, IN	EF-1 TORNADO...ESTIMATED WINDS 95 MPH...PATH LENGTH 9 MI...WIDTH 100 YDS...NUMEROUS OUTBUILDINGS DAMAGED AND SMALL GRAIN HOPPER TOPPLED. DOZENS OF TREES DOWNED. ROOF DAMAGE OFF OF ST ANTHONY ROAD WEST. TOOL SHED DESTROYED SSE OF CELESTINE.
Jan 17, 10:21 AM EST	TSTM WND DMG	3 Ne Holland, IN	OUTBUILDING BLOWN ON ROAD.

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, 2.5 hours before the alert went out and 235 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 608 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 587 m²/s²
0-3 km storm-relative helicity: 687 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

076 
WUUS53 KLMK 171431
SVRLMK
INC025-037-117-123-171515-
/O.NEW.KLMK.SV.W.0002.120117T1431Z-120117T1515Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
931 AM EST TUE JAN 17 2012

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN CRAWFORD COUNTY IN SOUTH CENTRAL INDIANA...
  DUBOIS COUNTY IN SOUTH CENTRAL INDIANA...
  SOUTHWESTERN ORANGE COUNTY IN SOUTH CENTRAL INDIANA...
  PERRY COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 1015 AM EST/915 AM CST/

* AT 930 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 8 MILES WEST OF MILLERSPORT...
  MOVING EAST AT 60 MPH.

* THE SEVERE THUNDERSTORM WILL ALSO IMPACT...
  JASPER...
  ENGLISH...
  DUFF AND MILLERSPORT...
  HUNTINGBURG AND MALTERSVILLE...
  BRETZVILLE AND SAINT MARKS...
  KYANA AND MENTOR...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE...CALL TOLL
FREE AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3849 8707 3843 8636 3796 8655 3805 8678
      3808 8678 3810 8677 3811 8681 3820 8680
      3820 8702 3821 8708 3846 8708
TIME...MOT...LOC 1432Z 276DEG 52KT 3832 8716
WIND...HAIL 60MPH <.50IN

$$

EER

2 follow-up statements

812 
WWUS53 KLMK 171504
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1004 AM EST TUE JAN 17 2012

INC025-037-117-123-171515-
/O.CON.KLMK.SV.W.0002.000000T0000Z-120117T1515Z/
PERRY IN-ORANGE IN-CRAWFORD IN-DUBOIS IN-
1004 AM EST TUE JAN 17 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM
EST/915 AM CST/ FOR DUBOIS...WESTERN CRAWFORD...SOUTHWESTERN ORANGE
AND PERRY COUNTIES...

AT 958 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS
IN EXCESS OF 70 MPH. A SEMI TRUCK WAS OVERTURNED ON US 231 IN DUBOIS 
COUNTY BETWEEN JASPER AND HUNTINGBURG. THOUGH IT HAS NOT BEEN 
CONFIRMED THIS APPEARS TO BE FROM WINDS FROM THIS STORM. THIS STORM 
WAS LOCATED NEAR BIRDSEYE...MOVING EAST AT 60 MPH.

* THE SEVERE THUNDERSTORM WILL ALSO IMPACT...
  ENGLISH...
  SULPHUR AND GRANTSBURG...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE...CALL TOLL
FREE AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3834 8689 3847 8684 3843 8636 3796 8655
      3805 8678 3810 8677 3812 8681 3820 8680
      3820 8702 3821 8708
TIME...MOT...LOC 1502Z 276DEG 52KT 3827 8661
WIND...HAIL 70MPH <.50IN

$$

EER

790 
WWUS53 KLMK 171515
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1015 AM EST TUE JAN 17 2012

INC025-037-117-123-171525-
/O.EXP.KLMK.SV.W.0002.000000T0000Z-120117T1515Z/
PERRY IN-ORANGE IN-CRAWFORD IN-DUBOIS IN-
1015 AM EST TUE JAN 17 2012

...THE SEVERE THUNDERSTORM WARNING FOR DUBOIS...WESTERN CRAWFORD...
SOUTHWESTERN ORANGE AND PERRY COUNTIES HAS EXPIRED...

A NEW WARNING HAS BEEN ISSUED DOWNSTREAM FOR CRAWFORD AND NORTHERN 
PERRY COUNTIES.

TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE...CALL TOLL
FREE AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3834 8689 3847 8684 3843 8636 3796 8655
      3805 8678 3810 8677 3812 8681 3820 8680
      3820 8702 3821 8708
TIME...MOT...LOC 1504Z 276DEG 52KT 3826 8657

$$

EER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 17, 9:29 AM EST	Severe Thunderstorm Warning	LMK	Orange, Washington	31 min
Jan 17, 9:54 AM EST	Special Weather Statement	LMK	Orange, Washington	36 min
Jan 17, 10:02 AM EST	Special Weather Statement	LMK	Washington	28 min
Jan 17, 10:14 AM EST	Severe Thunderstorm Warning	LMK	Crawford, Harrison, Perry	31 min
Jan 17, 10:24 AM EST	Special Weather Statement	LMK	Jefferson	36 min
Jan 17, 10:27 AM EST	Special Weather Statement	LMK	Perry	33 min
Jan 17, 10:27 AM EST	Tornado Warning	LMK	Crawford, Floyd, Harrison, Perry	43 days
Jan 17, 10:30 AM EST	Special Weather Statement	LMK	Clark, Scott, Washington	30 min
Jan 17, 10:34 AM EST	Severe Thunderstorm Warning	LMK	Jefferson	26 min
Jan 17, 10:43 AM EST	Severe Thunderstorm Warning	LMK	Crawford, Harrison	17 min
Jan 17, 10:50 AM EST	Severe Thunderstorm Warning	LMK	Perry	25 min
Jan 17, 10:54 AM EST	Tornado Warning	LMK	Clark, Floyd, Harrison	36 min
Jan 17, 10:57 AM EST	Severe Thunderstorm Warning	LMK	Harrison, Perry	18 min
Jan 17, 11:02 AM EST	Special Weather Statement	LMK	Clark	28 min
Jan 17, 11:07 AM EST	Severe Thunderstorm Warning	LMK	Harrison	23 min
Jan 17, 11:19 AM EST	Severe Thunderstorm Warning	LMK	Harrison	26 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2012 Every severe thunderstorm warning in 2012

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.