Alert archive / Indiana / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 85, NWS Indianapolis, IN

May 19, 2017Brown County, Monroe County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at May 19, 2017, 2:12 PM EDT for Brown County, Monroe County, Indiana. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 19, 2017, 2:12 PM EDT (18:12 UTC)
Expired: May 19, 2017, 3:00 PM EDT
In force: 48 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Brown County, IN, Monroe County, IN

The radar

The Indianapolis radar (KIND), 60 km from the middle of the area, began a volume at 18:11 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.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.2 hours before the alert went out and 217 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: 387 J/kg
Mixed-layer CIN: -64 J/kg
Mixed-layer LCL: 1118 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 70 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

As transmitted.

300 
WUUS53 KIND 191812
SVRIND
INC013-105-191900-
/O.NEW.KIND.SV.W.0085.170519T1812Z-170519T1900Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
212 PM EDT FRI MAY 19 2017

The National Weather Service in Indianapolis has issued a

* Severe Thunderstorm Warning for...
  Northeastern Monroe County in south central Indiana...
  Brown County in south central Indiana...

* Until 300 PM EDT.

* At 212 PM EDT, a severe thunderstorm was located near Nashville, or
  8 miles east of Bloomington, moving northeast at 55 mph.

  HAZARD...Quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Damage to vehicles is expected. 

* Locations impacted include...
  Nashville, Yellowwood Lake, Helmsburg, Woodville Hills,
  Elkinsville, Lake Lemon, Stone Head, Gnaw Bone, Unionville and
  Story.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3906 8639 3930 8650 3932 8612 3908 8610
TIME...MOT...LOC 1812Z 240DEG 48KT 3919 8636 

HAIL...1.00IN
WIND...<50MPH
 
$$

JK

1 follow-up statement

829 
WWUS53 KIND 191829
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
229 PM EDT FRI MAY 19 2017

INC013-105-191900-
/O.CON.KIND.SV.W.0085.000000T0000Z-170519T1900Z/
Monroe IN-Brown IN-
229 PM EDT FRI MAY 19 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 PM EDT
FOR NORTHEASTERN MONROE AND BROWN COUNTIES...

At 228 PM EDT, a severe thunderstorm was located 9 miles northeast 
of Nashville, or 12 miles northwest of Columbus, moving east at 45 
mph.

HAZARD...Half dollar size hail. 

SOURCE...Radar indicated. 

IMPACT...Damage to vehicles is expected. 

Locations impacted include...
Nashville, Yellowwood Lake, Helmsburg, Woodville Hills, Elkinsville,
Lake Lemon, Stone Head, Gnaw Bone, Unionville and Story.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3906 8639 3930 8650 3932 8612 3908 8610
TIME...MOT...LOC 1828Z 240DEG 48KT 3930 8611 

HAIL...1.25IN
WIND...<50MPH
 
$$

JK

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 19, 10:32 AM EDT	Special Weather Statement	IND	Greene	43 min
May 19, 11:06 AM EDT	Special Weather Statement	IND	Owen	39 min
May 19, 12:10 PM EDT	River Flood Warning	IND	Greene, Monroe, Owen	35 hr
May 19, 12:10 PM EDT	River Flood Warning	IND	Daviess, Greene, Knox	7 days
May 19, 12:10 PM EDT	River Flood Warning	IND	Daviess, Greene, Knox	7 days
May 19, 12:10 PM EDT	River Flood Warning	IND	Daviess, Gibson, Knox, Pike	9 days
May 19, 12:10 PM EDT	River Flood Warning	IND	Daviess, Gibson, Knox, Pike	9 days
May 19, 12:10 PM EDT	River Flood Warning	IND	Carroll, Tippecanoe, White	63 hr
May 19, 12:10 PM EDT	River Flood Warning	IND	Fountain, Parke, Tippecanoe, Vermillion, Warren	12 days
May 19, 12:10 PM EDT	River Flood Warning	IND	Fountain, Parke, Vermillion, Warren	13 days
May 19, 12:10 PM EDT	River Flood Warning	IND	Parke, Vermillion, Vigo	14 days
May 19, 12:10 PM EDT	River Flood Warning	IND	Parke, Vermillion, Vigo	10 days
May 19, 12:10 PM EDT	River Flood Warning	IND	Sullivan, Vigo	14 days
May 19, 12:10 PM EDT	River Flood Warning	IND	Tippecanoe	4 days
May 19, 12:54 PM EDT	Special Weather Statement	IND	Bartholomew, Brown	51 min
May 19, 1:18 PM EDT	Severe Thunderstorm Warning	IND	Monroe, Owen	42 min
May 19, 1:42 PM EDT	Severe Thunderstorm Warning	IND	Monroe	33 min
May 19, 2:10 PM EDT	Severe Thunderstorm Warning	IND	Jennings	35 min
May 19, 2:39 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Randolph	36 min
May 19, 2:39 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Jennings	36 min
May 19, 3:45 PM EDT	Severe Thunderstorm Warning	IND	Jackson, Jennings	30 min
May 19, 4:19 PM EDT	Special Weather Statement	IND	Jackson	26 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2017 Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.