Alert archive / Indiana / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 87, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Jul 24, 2012, 8:43 AM EDT for 8 counties in Indiana. It was in force for 62 min. 7 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 24, 2012, 8:43 AM EDT (12:43 UTC)
- Expired
- Jul 24, 2012, 9:45 AM EDT
- In force
- 62 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
- Hail
- 0.5 in
- Wind
- 70.0 mph
Counties Cass County, IN, Fulton County, IN, Marshall County, IN, Miami County, IN, Pulaski County, IN, Starke County, IN, Wabash County, IN, White County, IN
The radar
The Northern Indiana radar (KIWX), 90 km from the middle of the area, began a volume at 12:46 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 |
|---|---|---|---|
| Jul 24, 8:48 AM EDT | TSTM WND GST 70 | Knox, IN | WINDS ESTIMATED UP TO 70 MPH IN KNOX. TREES UPROOTED AND DOWN ON CARS NEAR THE COUNTY COURT HOUSE. TIME ESTIMATED FROM RADAR. |
| Jul 24, 8:54 AM EDT | TSTM WND DMG | 2 N Medaryville, IN | SEVERAL TREES DOWN BLOCKING STATE ROAD 143 BETWEEN U.S. 421 AND MEDARYVILLE. TIME ESTIMATED FROM RADAR. |
| Jul 24, 9:01 AM EDT | TSTM WND DMG | 4 Ese Monon, IN | SEVERAL DOWNED LIMBS ABOUT ONE INCH IN DIAMETER. WIND GUST ESTIMATED AROUND 60 MPH. |
| Jul 24, 9:19 AM EDT | TSTM WND DMG | 4 Nw Logansport, IN | TREE DOWN BLOCKING U.S. 35 BETWEEN ROYAL CENTER AND LOGANSPORT. TIME ESTIMATED FROM RADAR. |
| Jul 24, 9:19 AM EDT | TSTM WND DMG | Rochester, IN | REPORTS OF A TREE AND SIGNS DOWN IN THE CITY OF ROCHESTER. POWER LINES AND TREES DOWN ACROSS OTHER PARTS OF THE COUNTY. TIME ESTIMATED FROM RADAR. |
| Jul 24, 9:38 AM EDT | TSTM WND GST 58 | Grissom Afb, IN | |
| Jul 24, 9:40 AM EDT | TSTM WND GST 60 | Peru, IN | WIND SPEED ESTIMATED UP TO 60 MPH. |
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 |
|---|---|---|---|
| Jul 24, 8:00 AM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 0.7 hours before the alert went out and 191 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.
- Mixed-layer CAPE
- 841 J/kg
- Mixed-layer CIN
- -263 J/kg
- Mixed-layer LCL
- 2251 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
241
WUUS53 KIWX 241243
SVRIWX
INC017-049-099-103-131-149-169-181-241345-
/O.NEW.KIWX.SV.W.0087.120724T1243Z-120724T1345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
843 AM EDT TUE JUL 24 2012
THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WHITE COUNTY IN NORTHWEST INDIANA...
CASS COUNTY IN NORTH CENTRAL INDIANA...
MIAMI COUNTY IN NORTH CENTRAL INDIANA...
SOUTHWESTERN WABASH COUNTY IN NORTH CENTRAL INDIANA...
PULASKI COUNTY IN NORTHWEST INDIANA...
SOUTHWESTERN MARSHALL COUNTY IN NORTH CENTRAL INDIANA...
FULTON COUNTY IN NORTH CENTRAL INDIANA...
STARKE COUNTY IN NORTHWEST INDIANA...
* UNTIL 945 AM EDT/845 AM CDT/
* AT 842 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS
IN EXCESS OF 70 MPH. THESE SEVERE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM KOONTZ LAKE TO 14 MILES NORTHWEST OF WOLCOTT...AND
MOVING SOUTHEAST AT 65 MPH.
* LOCATIONS IN THE PATH OF SEVERE THUNDERSTORMS INCLUDE...
PLYMOUTH AND FRANCESVILLE...
WOLCOTT...MONON AND WINAMAC...
ARGOS...
MONTICELLO...
ROCHESTER...BROOKSTON AND ROYAL CENTER...
AKRON...
OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE LEE...
ORA...BEARDSTOWN...RIPLEY...BURR OAK...WINONA...OBER...OAK GROVE...
BASS LAKE...TWIN LAKES...RUTLAND AND VANMETER PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS LINE OF SEVERE THUNDERSTORMS. IF YOU ARE IN THE
PATH...PREPARE IMMEDIATELY FOR DESTRUCTIVE WINDS IN EXCESS OF 70
MPH...ALONG WITH DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT
AWAY FROM WINDOWS.
TO REPORT SEVERE WEATHER...POST YOUR INFORMATION ON THE NATIONAL
WEATHER SERVICE NORTHERN INDIANA FACEBOOK PAGE...OR YOU CAN POST ON
TWITTER WITH THE HASH TAG... @ N W S I W X. REPORTS CAN ALSO BE MADE
TO THE NATIONAL PUBLIC OBSERVATION REPORTING HOTLINE TOLL FREE AT
877-633-6772.
&&
LAT...LON 4085 8700 4091 8699 4092 8694 4116 8694
4149 8637 4118 8610 4110 8608 4109 8603
4073 8571 4066 8586 4057 8595 4057 8637
4070 8639 4070 8652 4074 8653 4074 8666
4073 8676 4057 8678 4057 8709 4084 8711
TIME...MOT...LOC 1243Z 325DEG 56KT 4139 8651 4083 8727
WIND...HAIL 70MPH <.50IN
$$2 follow-up statements
609
WWUS53 KIWX 241308
SVSIWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
908 AM EDT TUE JUL 24 2012
INC017-049-099-103-131-149-169-181-241345-
/O.CON.KIWX.SV.W.0087.000000T0000Z-120724T1345Z/
STARKE IN-FULTON IN-MARSHALL IN-PULASKI IN-WABASH IN-MIAMI IN-CASS IN-
WHITE IN-
908 AM EDT TUE JUL 24 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM
EDT/845 AM CDT/ FOR WHITE...CASS...MIAMI...SOUTHWESTERN WABASH...
PULASKI...SOUTHERN MARSHALL...FULTON AND SOUTHEASTERN STARKE
COUNTIES...
AT 905 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THESE SEVERE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 4 MILES EAST OF ARGOS TO 5 MILES
SOUTH OF MONON...AND MOVING SOUTHEAST AT 60 MPH. THE EMERGENCY
MANAGER IN STARKE COUNTY REPORTED TREES WERE BLOWN DOWN AND THE
COUNTY BUILDING WAS DAMAGED WHEN THE LINE OF STORMS MOVED THROUGH
THAT AREA.
LOCATIONS IMPACTED INCLUDE...
MONTICELLO...ROCHESTER...LOGANSPORT...PERU...GRISSOM AFB...
WABASH...BROOKSTON...ROYAL CENTER...AKRON AND MEXICO.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS LINE OF SEVERE THUNDERSTORMS. IF YOU ARE IN THE
PATH...PREPARE IMMEDIATELY FOR DESTRUCTIVE WINDS IN EXCESS OF 70
MPH...ALONG WITH DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT
AWAY FROM WINDOWS.
TO REPORT SEVERE WEATHER...POST YOUR INFORMATION ON THE NATIONAL
WEATHER SERVICE NORTHERN INDIANA FACEBOOK PAGE...OR YOU CAN POST ON
TWITTER WITH THE HASH TAG... @ N W S I W X. REPORTS CAN ALSO BE MADE
TO THE NATIONAL PUBLIC OBSERVATION REPORTING HOTLINE TOLL FREE AT
877-633-6772.
&&
LAT...LON 4085 8700 4091 8699 4092 8694 4102 8694
4139 8629 4118 8610 4110 8608 4109 8603
4105 8602 4073 8571 4066 8586 4057 8595
4057 8637 4070 8639 4070 8652 4074 8653
4074 8674 4059 8677 4057 8686 4084 8711
TIME...MOT...LOC 1307Z 313DEG 51KT 4124 8615 4078 8682
WIND...HAIL 70MPH <.50IN
$$611
WWUS53 KIWX 241329
SVSIWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
929 AM EDT TUE JUL 24 2012
INC099-149-241338-
/O.CAN.KIWX.SV.W.0087.000000T0000Z-120724T1345Z/
STARKE IN-MARSHALL IN-
929 AM EDT TUE JUL 24 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN MARSHALL AND
SOUTHEASTERN STARKE COUNTIES IS CANCELLED...
AT 923 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE LINE OF SEVERE THUNDERSTORMS WHICH PROMPTED THE WARNING HAD
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...POST YOUR INFORMATION ON THE NATIONAL
WEATHER SERVICE NORTHERN INDIANA FACEBOOK PAGE...OR YOU CAN POST ON
TWITTER WITH THE HASH TAG... @ N W S I W X. REPORTS CAN ALSO BE MADE
TO THE NATIONAL PUBLIC OBSERVATION REPORTING HOTLINE TOLL FREE AT
877-633-6772.
&&
LAT...LON 4070 8638 4070 8652 4074 8653 4074 8657
4092 8672 4110 8606 4109 8603 4105 8602
4073 8571 4066 8586 4057 8595 4057 8637
TIME...MOT...LOC 1328Z 313DEG 51KT 4098 8597 4065 8636
$$
INC017-049-103-131-169-181-241345-
/O.CON.KIWX.SV.W.0087.000000T0000Z-120724T1345Z/
FULTON IN-PULASKI IN-WABASH IN-MIAMI IN-CASS IN-WHITE IN-
929 AM EDT TUE JUL 24 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM
EDT/845 AM CDT/ FOR NORTHEASTERN WHITE...CASS...MIAMI...SOUTHWESTERN
WABASH...SOUTHEASTERN PULASKI AND SOUTHERN FULTON COUNTIES...
AT 923 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THESE SEVERE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM AKRON TO 5 MILES SOUTHWEST OF
LOGANSPORT...AND MOVING SOUTHEAST AT 60 MPH.
LOCATIONS IMPACTED INCLUDE...
PERU...GRISSOM AFB...WABASH...MEXICO...WALTON...BUNKER HILL...
DEACON...CHILI...STOCKDALE AND ONWARD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS LINE OF SEVERE THUNDERSTORMS. IF YOU ARE IN THE
PATH...PREPARE IMMEDIATELY FOR DESTRUCTIVE WINDS IN EXCESS OF 70
MPH...ALONG WITH DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT
AWAY FROM WINDOWS.
TO REPORT SEVERE WEATHER...POST YOUR INFORMATION ON THE NATIONAL
WEATHER SERVICE NORTHERN INDIANA FACEBOOK PAGE...OR YOU CAN POST ON
TWITTER WITH THE HASH TAG... @ N W S I W X. REPORTS CAN ALSO BE MADE
TO THE NATIONAL PUBLIC OBSERVATION REPORTING HOTLINE TOLL FREE AT
877-633-6772.
&&
LAT...LON 4070 8638 4070 8652 4074 8653 4074 8657
4092 8672 4110 8606 4109 8603 4105 8602
4073 8571 4066 8586 4057 8595 4057 8637
TIME...MOT...LOC 1328Z 313DEG 51KT 4098 8597 4065 8636
WIND...HAIL 70MPH <.50IN
$$The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 2:59 AM EDT | Special Weather Statement | IWX | Cass, Miami | 31 min |
| Jul 24, 4:01 AM EDT | Special Weather Statement | IWX | Cass, Fulton, Miami, Pulaski, Starke | 44 min |
| Jul 24, 6:11 AM EDT | Special Weather Statement | IWX | Blackford | 34 min |
| Jul 24, 6:50 AM EDT | Special Weather Statement | IWX | Elkhart | 25 min |
| Jul 24, 7:10 AM EDT | Special Weather Statement | IWX | Wells | 35 min |
| Jul 24, 7:25 AM EDT | Special Weather Statement | IWX | Elkhart, LaGrange, Saint Joseph, Steuben | 35 min |
| Jul 24, 7:34 AM EDT | Special Marine Warning | IWX | 56 min | |
| Jul 24, 8:10 AM EDT | Severe Thunderstorm Warning | IWX | Elkhart, LaPorte, Marshall, Saint Joseph, Starke | 50 min |
| Jul 24, 8:18 AM EDT | Special Weather Statement | IWX | Kosciusko | 42 min |
| Jul 24, 8:24 AM EDT | Severe Thunderstorm Warning | IWX | Fulton, Kosciusko, Marshall, Noble, Whitley | 51 min |
| Jul 24, 9:07 AM EDT | Severe Thunderstorm Warning | IWX | Allen, Huntington, Wells, Whitley | 28 min |
| Jul 24, 9:45 AM EDT | Severe Thunderstorm Warning | IWX | Blackford, Grant, Huntington, Jay, Miami, Wabash and 1 more | 57 min |
| Jul 24, 10:00 AM EDT | Severe Thunderstorm Warning | IWX | Adams, Huntington, Jay, Wells | 45 min |
| Jul 24, 3:58 PM EDT | Heat Advisory | IWX | Adams, Allen, Blackford, Cass, Elkhart, Fulton and 12 more | 28 hr |
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.