Alert archive / Indiana / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 252, NWS Indianapolis, IN

July 2, 2011Carroll County, Tippecanoe County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 2, 2011, 8:44 PM EDT for Carroll County, Tippecanoe County, Indiana. It was in force for 46 min. 5 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
Jul 2, 2011, 8:44 PM EDT (00:44 UTC)
Expired
Jul 2, 2011, 9:30 PM EDT
In force
46 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Carroll County, IN, Tippecanoe County, IN

The radar

The Indianapolis radar (KIND), 107 km from the middle of the area, began a volume at 00:45 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

TimeReportWhereRemark
Jul 2, 9:00 PM EDTTSTM WND DMG8 Ne Delphi, INSEVERAL TREES DOWNED NEAR BORROWS AND LOCKPORT.
Jul 2, 9:00 PM EDTTSTM WND DMG8 Ne Lafayette, INTREES DOWNED NORTHEAST OF AMERICUS. TREES ALSO DOWNED IN THE WESTPOINT AREA.
Jul 2, 9:18 PM EDTHAIL 0.25Battle Ground, IN
Jul 2, 9:30 PM EDTTSTM WND DMG2 Sw Delphi, INTREES DOWNED.
Jul 2, 9:40 PM EDTHAIL 0.54 Ene Battle Ground, INMARBLE SIZE HAIL AND ESTIMATED 40 MPH WIND GUST IN AMERICUS INDIANA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.7 hours before the alert went out and 169 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-pSkew-T log-p diagram, Lincoln, IL at 00:00Z on 2011-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5007 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2011-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
5007 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1004 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
47 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.

009 
WUUS53 KIND 030044
SVRIND
INC015-157-030130-
/O.NEW.KIND.SV.W.0252.110703T0044Z-110703T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
844 PM EDT SAT JUL 2 2011

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CARROLL COUNTY IN NORTH CENTRAL INDIANA...
  NORTHEASTERN TIPPECANOE COUNTY IN WEST CENTRAL INDIANA...

* UNTIL 930 PM EDT

* AT 840 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  BROOKSTON...OR 12 MILES SOUTH OF MONTICELLO...AND MOVING EAST AT 30
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  YEOMAN AROUND 850 PM EDT...
  DELPHI AROUND 855 PM EDT...
  CAMDEN AROUND 910 PM EDT...
  FLORA AROUND 915 PM EDT...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 179 AND 184.

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.

&&

LAT...LON 4065 8639 4043 8641 4051 8699 4057 8696
      4057 8678 4066 8678 4067 8676 4071 8676
      4072 8675
TIME...MOT...LOC 0044Z 279DEG 25KT 4058 8679
WIND...HAIL 60MPH 1.00IN

$$
JH
1 follow-up statement
636 
WWUS53 KIND 030110
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
910 PM EDT SAT JUL 2 2011

INC015-157-030130-
/O.CON.KIND.SV.W.0252.000000T0000Z-110703T0130Z/
CARROLL-TIPPECANOE-
910 PM EDT SAT JUL 2 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CARROLL AND
NORTHEASTERN TIPPECANOE COUNTIES UNTIL 930 PM EDT...

AT 907 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
DELPHI...OR 15 MILES NORTHEAST OF LAFAYETTE...MOVING EAST AT 30 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  FLORA AND CAMDEN AROUND 920 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.

&&

LAT...LON 4065 8639 4043 8641 4051 8699 4057 8696
      4057 8678 4066 8678 4067 8676 4071 8676
      4072 8675
TIME...MOT...LOC 0110Z 279DEG 25KT 4054 8663
WIND...HAIL 60MPH 1.00IN

$$
JH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 2, 8:20 PM EDTSevere Thunderstorm WarningINDFountain, Warren40 min
Jul 2, 8:58 PM EDTSevere Thunderstorm WarningINDFountain, Warren47 min
Jul 2, 9:01 PM EDTSevere Thunderstorm WarningINDCarroll, Clinton, Tippecanoe44 min
Jul 2, 9:22 PM EDTSevere Thunderstorm WarningINDHoward38 min
Jul 2, 9:37 PM EDTFlash Flood WarningINDCarroll, Tippecanoe5 hr
Jul 2, 9:43 PM EDTSevere Thunderstorm WarningINDClinton, Tippecanoe47 min
Jul 2, 9:51 PM EDTSevere Thunderstorm WarningINDCarroll, Clinton39 min
Jul 2, 10:14 PM EDTFlash Flood WarningINDFountain, Tippecanoe, Warren4 hr
Jul 2, 10:19 PM EDTSevere Thunderstorm WarningINDFountain, Parke, Vermillion41 min
Jul 2, 10:28 PM EDTSevere Thunderstorm WarningINDBoone, Clinton, Hamilton47 min
Jul 2, 11:32 PM EDTAreal Flood WarningINDBoone, Clinton, Fountain, Montgomery, Parke, Tippecanoe and 2 more6 hr
Jul 3, 12:20 AM EDTSpecial Weather StatementINDHendricks, Parke, Putnam, Vermillion55 min
Jul 3, 8:52 AM EDTRiver Flood WarningINDCarroll, Tippecanoe, White8 hr
Jul 3, 8:52 AM EDTRiver Flood WarningINDFountain, Parke, Tippecanoe, Vermillion, Warren26 hr
Jul 3, 10:43 AM EDTRiver Flood WarningINDFountain, Parke, Vermillion, Warren24 hr
Jul 3, 10:43 AM EDTRiver Flood WarningINDParke, Vermillion, Vigo36 hr
Jul 3, 10:43 AM EDTRiver Flood WarningINDParke, Vermillion, Vigo6 hr
Jul 3, 10:43 AM EDTRiver Flood WarningINDSullivan, Vigo36 hr
Jul 3, 10:43 AM EDTRiver Flood WarningINDKnox, Sullivan44 hr
Jul 3, 10:43 AM EDTRiver Flood WarningINDKnox, Sullivan36 hr
Jul 3, 11:19 AM EDTSpecial Weather StatementINDDaviess41 min
Jul 3, 11:29 AM EDTSpecial Weather StatementINDDaviess61 min
Jul 3, 11:59 AM EDTAreal Flood AdvisoryINDDaviess, Knox, Martin3 hr

Nearby

Severe Thunderstorm Warnings in Indiana, 2011Every 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.