Alert archive / Indiana / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 33, NWS Indianapolis, IN

March 30, 20176 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 30, 2017, 6:08 PM EDT for 6 counties in Indiana. It was in force for 52 min. 3 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 30, 2017, 6:08 PM EDT (22:08 UTC)
Expired: Mar 30, 2017, 7:00 PM EDT
In force: 52 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 70.0 mph

Counties Hamilton County, IN, Hendricks County, IN, Johnson County, IN, Marion County, IN, Morgan County, IN, Putnam County, IN

The radar

The Indianapolis radar (KIND), 5 km from the middle of the area, began a volume at 22:08 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 30, 6:45 PM EDT	HAIL 0.25	2 Sw Speedway, IN	.
Mar 30, 6:47 PM EDT	HAIL 0.25	1 S Mooresville, IN	.
Mar 30, 7:04 PM EDT	TSTM WND DMG	Nora, IN	PINE TREES AND PART OF A FENCE KNOCKED DOWN .

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
Mar 30, 3:03 PM EDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.1 hours before the alert went out and 209 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: 847 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 347 m²/s²
0-3 km storm-relative helicity: 373 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted.

533 
WUUS53 KIND 302208
SVRIND
INC057-063-081-097-109-133-302300-
/O.NEW.KIND.SV.W.0033.170330T2208Z-170330T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
608 PM EDT THU MAR 30 2017

The National Weather Service in Indianapolis has issued a

* Severe Thunderstorm Warning for...
  Northern Morgan County in central Indiana...
  Northwestern Johnson County in central Indiana...
  Southern Hendricks County in central Indiana...
  Marion County in central Indiana...
  South central Hamilton County in central Indiana...
  East central Putnam County in west central Indiana...

* Until 700 PM EDT.

* At 607 PM EDT, a severe thunderstorm was located 11 miles east of
  Greencastle, or 28 miles southwest of Indianapolis, moving
  northeast at 50 mph.

  HAZARD...70 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...Expect considerable tree damage. Damage is likely to 
           mobile homes, roofs, and outbuildings. 

* Locations impacted include...
  Indianapolis, Carmel, Fishers, Greenwood, Lawrence, Plainfield,
  Brownsburg, Beech Grove, Speedway, Mooresville, Danville,
  Southport, Avon, Cumberland, Meridian Hills, Brooklyn, Warren Park,
  Clermont, Monrovia and Clayton.

This includes the following highways...
 Interstate 65 between mile markers 100 and 124.
 Interstate 69 between mile markers 200 and 203.
 Interstate 70 between mile markers 47 and 92.
 Interstate 74 between mile markers 68 and 100.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. This storm may cause serious injury and significant
property damage.

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

&&

A tornado watch remains in effect until 1000 PM EDT for central and
west central Indiana.

LAT...LON 3975 8595 3965 8595 3948 8666 3965 8678
      4000 8604
TIME...MOT...LOC 2207Z 243DEG 43KT 3962 8663 

HAIL...<.75IN
WIND...70MPH
 
$$

Ryan

2 follow-up statements

862 
WWUS53 KIND 302226
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
626 PM EDT THU MAR 30 2017

INC081-109-133-302235-
/O.CAN.KIND.SV.W.0033.000000T0000Z-170330T2300Z/
Morgan IN-Johnson IN-Putnam IN-
626 PM EDT THU MAR 30 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN MORGAN...NORTHWESTERN
JOHNSON AND EAST CENTRAL PUTNAM COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 1000 PM EDT for central
Indiana.

LAT...LON 3975 8595 3965 8595 3963 8611 3963 8646
      3977 8653 4000 8604
TIME...MOT...LOC 2225Z 243DEG 43KT 3972 8638 

$$

INC057-063-097-302300-
/O.CON.KIND.SV.W.0033.000000T0000Z-170330T2300Z/
Hendricks IN-Marion IN-Hamilton IN-
626 PM EDT THU MAR 30 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR SOUTHEASTERN HENDRICKS...MARION AND SOUTH CENTRAL HAMILTON
COUNTIES...

At 625 PM EDT, a severe thunderstorm was located over Plainfield, or
13 miles west of Indianapolis, moving northeast at 50 mph.

HAZARD...70 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings. 

Locations impacted include...
Indianapolis, Carmel, Fishers, Greenwood, Lawrence, Plainfield,
Brownsburg, Beech Grove, Speedway, Danville, Southport, Avon,
Cumberland, Meridian Hills, Warren Park, Clermont, Homecroft, Rocky
Ripple, Williams Creek and Wynnedale.

This includes the following highways...
 Interstate 65 between mile markers 101 and 124.
 Interstate 69 between mile markers 200 and 203.
 Interstate 70 between mile markers 62 and 92.
 Interstate 74 between mile markers 68 and 100.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. This storm may cause serious injury and significant
property damage.

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

&&

A tornado watch remains in effect until 1000 PM EDT for central
Indiana.

LAT...LON 3975 8595 3965 8595 3963 8611 3963 8646
      3977 8653 4000 8604
TIME...MOT...LOC 2225Z 243DEG 43KT 3972 8638 

HAIL...<.75IN
WIND...70MPH
 
$$

Ryan

810 
WWUS53 KIND 302242
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
642 PM EDT THU MAR 30 2017

INC063-302251-
/O.CAN.KIND.SV.W.0033.000000T0000Z-170330T2300Z/
Hendricks IN-
642 PM EDT THU MAR 30 2017

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

A tornado watch remains in effect until 1000 PM EDT for central
Indiana.

LAT...LON 3975 8595 3965 8595 3963 8611 3964 8632
      3984 8632 4000 8604
TIME...MOT...LOC 2241Z 243DEG 43KT 3981 8615 

$$

INC057-097-302300-
/O.CON.KIND.SV.W.0033.000000T0000Z-170330T2300Z/
Marion IN-Hamilton IN-
642 PM EDT THU MAR 30 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR MARION AND SOUTH CENTRAL HAMILTON COUNTIES...

At 641 PM EDT, a severe thunderstorm was located over Indianapolis,
moving northeast at 50 mph.

HAZARD...60 mph wind gusts. 

SOURCE...Radar indicated. 

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

Locations impacted include...
Indianapolis, Carmel, Fishers, Greenwood, Lawrence, Beech Grove,
Speedway, Southport, Cumberland, Meridian Hills, Warren Park,
Clermont, Homecroft, Rocky Ripple, Williams Creek, Wynnedale, Spring
Hill, Crows Nest, North Crows Nest and Monument Circle.

This includes the following highways...
 Interstate 65 between mile markers 101 and 123.
 Interstate 69 between mile markers 200 and 203.
 Interstate 70 between mile markers 70 and 92.
 Interstate 74 between mile markers 71 and 100.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. This storm may cause serious injury and significant
property damage.

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

&&

A tornado watch remains in effect until 1000 PM EDT for central
Indiana.

LAT...LON 3975 8595 3965 8595 3963 8611 3964 8632
      3984 8632 4000 8604
TIME...MOT...LOC 2241Z 243DEG 43KT 3981 8615 

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

Ryan

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 30, 2:17 PM EDT	Special Weather Statement	IND	Parke, Vigo	28 min
Mar 30, 2:31 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Parke, Vermillion	44 min
Mar 30, 2:56 PM EDT	Tornado Warning	IND	Boone, Montgomery, Putnam	34 min
Mar 30, 3:25 PM EDT	Tornado Warning	IND	Boone, Clinton, Montgomery	35 min
Mar 30, 3:58 PM EDT	Severe Thunderstorm Warning	IND	Clinton, Howard	32 min
Mar 30, 4:29 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Madison	31 min
Mar 30, 4:57 PM EDT	Severe Thunderstorm Warning	IND	Clay, Parke, Putnam, Vigo	48 min
Mar 30, 4:59 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Madison	46 min
Mar 30, 5:03 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Knox	42 min
Mar 30, 5:31 PM EDT	Tornado Warning	IND	Delaware	29 min
Mar 30, 5:35 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Tippecanoe, Vermillion, Warren	30 min
Mar 30, 6:54 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Hancock, Madison, Marion	36 min
Mar 30, 7:25 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Henry, Madison	35 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.