Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 35, NWS Northern Indiana

June 29, 20126 counties in Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Jun 29, 2012, 2:06 PM EDT for 6 counties in Indiana. It was in force for 39 min. 6 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
Jun 29, 2012, 2:06 PM EDT (18:06 UTC)
Expired
Jun 29, 2012, 2:45 PM EDT
In force
39 min
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Fulton County, IN, Kosciusko County, IN, Marshall County, IN, Miami County, IN, Wabash County, IN, Whitley County, IN

The radar

The Northern Indiana radar (KIWX), 31 km from the middle of the area, began a volume at 18:08 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

TimeReportWhereRemark
Jun 29, 2:06 PM EDTTSTM WND GST 65Rochester, INMANY TREES AND TREE LIMBS DOWN IN THE COUNTY.
Jun 29, 2:08 PM EDTTSTM WND DMGRochester, INSTATE POLICE REPORTS TREES DOWN AND WIDESPREAD POWER OUTAGES IN ROCHESTER. TIME ESTIMATED FROM RADAR.
Jun 29, 2:19 PM EDTTSTM WND DMGWinona Lake, INFOR APPROXIMATELY 7 MINUTES WIND BLEW AN ESTIMATED 65 TO 70 MPH....MULTIPLE TREES DOWN AND MULTIPLE TREE LIMBS ARE DOWN.
Jun 29, 2:20 PM EDTTSTM WND DMG4 Nne Leesburg, IN2 LARGE HEALTHY TREES DOWN
Jun 29, 2:20 PM EDTTSTM WND GST 60Tippecanoe, INESTIMATED 60 MPH WIND GUST WITH MULTIPLE SMALL TREE LIMBS DOWN
Jun 29, 2:41 PM EDTTSTM WND DMG3 W Mentone, INSEVERAL LARGE BRANCHES DOWN AND ONE TREE DOWN NEAR MENTONE ON STATE ROAD 19

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.

IssuedProductOfficeLasted
Jun 29, 11:49 AM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.1 hours before the alert went out and 252 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 12:00Z on 2012-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4040 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2012-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -41 square meters per square second.193958Sfc1 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
4040 J/kg
Mixed-layer CIN
-143 J/kg
Mixed-layer LCL
1426 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
-41 m²/s²
0-3 km storm-relative helicity
-8 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

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

847 
WUUS53 KIWX 291806
SVRIWX
INC049-085-099-103-169-183-291845-
/O.NEW.KIWX.SV.W.0035.120629T1806Z-120629T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
206 PM EDT FRI JUN 29 2012

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EXTREME NORTHWESTERN MIAMI COUNTY IN NORTH CENTRAL INDIANA...
  NORTHERN WABASH COUNTY IN NORTH CENTRAL INDIANA...
  EXTREME SOUTHWESTERN WHITLEY COUNTY IN NORTHEAST INDIANA...
  KOSCIUSKO COUNTY IN NORTH CENTRAL INDIANA...
  SOUTHEASTERN MARSHALL COUNTY IN NORTH CENTRAL INDIANA...
  NORTHEASTERN FULTON COUNTY IN NORTH CENTRAL INDIANA...

* UNTIL 245 PM EDT

* AT 204 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 SEVERE STORM WAS LOCATED
  11 MILES WEST OF BOURBON...OR 5 MILES SOUTH OF PLYMOUTH...AND
  MOVING EAST AT 60 MPH.

* LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
  BOURBON...
  MENTONE AND AKRON...
  WARSAW AND WINONA LAKE...
  PIERCETON AND NORTH MANCHESTER...

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE TIOSA...
TALMA...OLD TIP TOWN...TIPPECANOE...ATWOOD...HOFFMAN LAKE...ETNA
GREEN...SEVASTOPOL...BURKET...PALESTINE...CLUNETTE AND MONOQUET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS!

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN NORTHERN INDIANA.

&&

LAT...LON 4097 8568 4099 8624 4138 8624 4131 8567
TIME...MOT...LOC 1806Z 276DEG 53KT 4127 8629
WIND...HAIL 60MPH 1.00IN

$$

MCS
1 follow-up statement
864 
WWUS53 KIWX 291831
SVSIWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
231 PM EDT FRI JUN 29 2012

INC099-291840-
/O.CAN.KIWX.SV.W.0035.000000T0000Z-120629T1845Z/
MARSHALL IN-
231 PM EDT FRI JUN 29 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MARSHALL COUNTY
IS CANCELLED...

AT 227 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAD WEAKENED OR
MOVED OUT AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY. THEREFORE...THE SEVERE THUNDERSTORM WARNING HAS BEEN
CANCELLED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT 
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE 
IN NORTHERN INDIANA.

&&

LAT...LON 4099 8609 4135 8603 4131 8567 4097 8568
TIME...MOT...LOC 1830Z 276DEG 53KT 4123 8582

$$

INC049-085-103-169-183-291845-
/O.CON.KIWX.SV.W.0035.000000T0000Z-120629T1845Z/
FULTON IN-KOSCIUSKO IN-WHITLEY IN-WABASH IN-MIAMI IN-
231 PM EDT FRI JUN 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR EXTREME NORTH CENTRAL MIAMI...NORTHERN WABASH...EXTREME
SOUTHWESTERN WHITLEY...KOSCIUSKO AND EAST CENTRAL FULTON COUNTIES...

AT 227 PM EDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM  PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS SEVERE STORM WAS LOCATED NEAR WARSAW...AND
MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  NORTH MANCHESTER...PIERCETON...OSWEGO...LITTLE CHAPMAN LAKE...BIG
  CHAPMAN LAKE...PACKERTON...IRISH LAKE...WOOSTER...SECHRIST LAKE AND
  SIDNEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS SEVERE THUNDERSTORM HAS A HISTORY OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND 
STAY AWAY FROM WINDOWS!

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN NORTHERN INDIANA.

&&

LAT...LON 4099 8609 4135 8603 4131 8567 4097 8568
TIME...MOT...LOC 1830Z 276DEG 53KT 4123 8582
WIND...HAIL 60MPH 1.00IN

$$

MCS

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 28, 8:51 PM EDTSevere Thunderstorm WarningIWXLaPorte, Starke39 min
Jun 28, 9:18 PM EDTSevere Thunderstorm WarningIWXPulaski, Starke42 min
Jun 28, 9:47 PM EDTSevere Thunderstorm WarningIWXCass, Fulton, Pulaski43 min
Jun 28, 10:07 PM EDTSevere Thunderstorm WarningIWXCass, Pulaski, Starke, White38 min
Jun 28, 10:15 PM EDTSevere Thunderstorm WarningIWXCass, Fulton, Miami, Wabash32 min
Jun 29, 4:13 AM EDTHeat AdvisoryIWXAdams, Allen, Blackford, Cass, DeKalb, Fulton and 10 more11 hr
Jun 29, 1:25 PM EDTSpecial Weather StatementIWXStarke50 min
Jun 29, 1:30 PM EDTSpecial Weather StatementIWXLaPorte, Saint Joseph30 min
Jun 29, 1:36 PM EDTSevere Thunderstorm WarningIWXLaPorte, Marshall, Saint Joseph39 min
Jun 29, 1:42 PM EDTSevere Thunderstorm WarningIWXFulton, LaPorte, Marshall, Pulaski, Starke37 min
Jun 29, 1:55 PM EDTSpecial Weather StatementIWXElkhart35 min
Jun 29, 2:05 PM EDTSpecial Weather StatementIWXCass, Fulton, Pulaski25 min
Jun 29, 2:13 PM EDTSpecial Weather StatementIWXLaGrange, Noble47 min
Jun 29, 2:18 PM EDTSevere Thunderstorm WarningIWXCass, Grant, Huntington, Miami, Wabash, Wells42 min
Jun 29, 2:18 PM EDTSevere Thunderstorm WarningIWXElkhart, Kosciusko, LaGrange, Noble, Whitley42 min
Jun 29, 2:25 PM EDTSevere Thunderstorm WarningIWXAllen, Huntington, Wells, Whitley50 min
Jun 29, 2:48 PM EDTSevere Thunderstorm WarningIWXAdams, Allen, DeKalb, Huntington, Noble, Wells and 1 more27 min
Jun 29, 2:54 PM EDTSevere Thunderstorm WarningIWXAdams, Blackford, Grant, Huntington, Jay, Wells51 min
Jun 29, 3:15 PM EDTTornado WarningIWXAllen30 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2012Every 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.