Alert archive / Indiana / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 182, NWS Indianapolis, IN

May 28, 20114 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at May 28, 2011, 5:30 PM EDT for 4 counties in Indiana. It was in force for 45 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: May 28, 2011, 5:30 PM EDT (21:30 UTC)
Expired: May 28, 2011, 6:15 PM EDT
In force: 45 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Clay County, IN, Parke County, IN, Vermillion County, IN, Vigo County, IN

The radar

The Indianapolis radar (KIND), 83 km from the middle of the area, began a volume at 21:31 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
May 28, 5:50 PM EDT	HAIL 0.88	Shepardsville, IN
May 28, 5:52 PM EDT	HAIL 1.5	3 Sw Shepardsville, IN	NEAR THE TOWN OF NEW GOSHEN

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
May 28, 3:25 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.5 hours before the alert went out and 134 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: 505 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 91 m²/s²
0-3 km storm-relative helicity: 121 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.

532 
WUUS53 KIND 282130
SVRIND
INC021-121-165-167-282215-
/O.NEW.KIND.SV.W.0182.110528T2130Z-110528T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
530 PM EDT SAT MAY 28 2011

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CLAY COUNTY IN WEST CENTRAL INDIANA...
  SOUTHERN PARKE COUNTY IN WEST CENTRAL INDIANA...
  SOUTHERN VERMILLION COUNTY IN WEST CENTRAL INDIANA...
  NORTHERN VIGO COUNTY IN WEST CENTRAL INDIANA...

* UNTIL 615 PM EDT

* AT 526 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR CLARKSVILLE...OR 9 MILES NORTHWEST OF
  MARSHALL...AND MOVING EAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WEST TERRE HAUTE...UNIVERSAL...INDIANA STATE UNIVERSITY AND
  BLANFORD AROUND 550 PM EDT...
  NORTH TERRE HAUTE...SHEPARDSVILLE...TERRE HAUTE AND CLINTON AROUND
  555 PM EDT...
  ROSEDALE AND SEELYVILLE AROUND 600 PM EDT...
  FONTANET AND STAUNTON AROUND 605 PM EDT...
  BRIDGETON...BRAZIL AND CENTER POINT AROUND 610 PM EDT...

THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 0 AND 28.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 3969 8754 3978 8701 3948 8701 3947 8699
      3941 8700 3939 8754
TIME...MOT...LOC 2130Z 258DEG 42KT 3949 8775
WIND...HAIL <50MPH 1.00IN

$$

AB/RYAN

2 follow-up statements

765 
WWUS53 KIND 282157
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
557 PM EDT SAT MAY 28 2011

INC021-121-165-167-282215-
/O.CON.KIND.SV.W.0182.000000T0000Z-110528T2215Z/
CLAY-PARKE-VERMILLION-VIGO-
557 PM EDT SAT MAY 28 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
CLAY...SOUTHERN PARKE...SOUTHEASTERN VERMILLION AND NORTHEASTERN VIGO
COUNTIES UNTIL 615 PM EDT...

AT 554 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 5 MILES SOUTHEAST OF CLINTON...OR 9 MILES NORTH OF
TERRE HAUTE...MOVING EAST AT 60 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  BRIDGETON...CARBON...BRAZIL AND KNIGHTSVILLE AROUND 605 PM EDT...
  LENA...CECIL HARDEN LAKE AND HARMONY AROUND 610 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 3978 8701 3949 8701 3947 8742 3971 8746
TIME...MOT...LOC 2157Z 257DEG 52KT 3960 8730
WIND...HAIL <50MPH 1.00IN

$$

AB/RYAN

260 
WWUS53 KIND 282215
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
615 PM EDT SAT MAY 28 2011

INC021-121-165-167-282225-
/O.EXP.KIND.SV.W.0182.000000T0000Z-110528T2215Z/
CLAY-PARKE-VERMILLION-VIGO-
615 PM EDT SAT MAY 28 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN CLAY...SOUTHERN
PARKE...SOUTHEASTERN VERMILLION AND NORTHEASTERN VIGO COUNTIES HAS
EXPIRED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.  HOWEVER SMALL HAIL IS STILL POSSIBLE WITH THIS
THUNDERSTORM.

LAT...LON 3978 8701 3949 8701 3947 8742 3971 8746
TIME...MOT...LOC 2215Z 257DEG 52KT 3965 8697

$$

AB/RYAN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 28, 3:08 PM EDT	Special Weather Statement	IND	Fountain	37 min
May 28, 3:22 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Vermillion, Warren	23 min
May 28, 5:22 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Parke, Vermillion	38 min
May 28, 6:29 PM EDT	Severe Thunderstorm Warning	IND	Boone, Hendricks, Putnam	31 min
May 28, 6:59 PM EDT	Severe Thunderstorm Warning	IND	Boone, Hamilton	31 min
May 28, 7:02 PM EDT	Severe Thunderstorm Warning	IND	Clinton, Howard, Tipton	28 min
May 28, 7:25 PM EDT	Areal Flood Warning	IND	Carroll, Tippecanoe, Warren	5 hr

Nearby

Severe Thunderstorm Warnings in Indiana, 2011 Every severe thunderstorm warning in 2011

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.