Alert archive / Indiana / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 85, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Jul 24, 2012, 8:10 AM EDT for 5 counties in Indiana; Berrien County, Cass County, Michigan. It was in force for 50 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
- Jul 24, 2012, 8:10 AM EDT (12:10 UTC)
- Expired
- Jul 24, 2012, 9:00 AM EDT
- In force
- 50 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
- Hail
- 0.5 in
- Wind
- 60.0 mph
Counties Elkhart County, IN, LaPorte County, IN, Marshall County, IN, Saint Joseph County, IN, Starke County, IN, Berrien County, MI, Cass County, MI
The radar
The Northern Indiana radar (KIWX), 71 km from the middle of the area, began a volume at 12:11 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, 8:15 AM EDT | TSTM WND GST 71 | 3 Ene Beverly Shores, IN | |
| Jul 24, 8:30 AM EDT | TSTM WND DMG | 1 Nne Wanatah, IN | REPORT OF TREE DOWN ACROSS U.S. 421 NORTH OF U.S. 30. TIME ESTIMATED FROM RADAR. |
| Jul 24, 8:30 AM EDT | TSTM WND DMG | Wanatah, IN | LARGE TREE DOWN ON RESIDENTIAL FENCE. TIME ESTIMATED FROM RADAR. |
| Jul 24, 8:48 AM EDT | TSTM WND DMG | 2 Ese Brems, IN | SUBSTANTIAL DAMAGE TO AIRLINE HANGAR AT THE KNOX AIRPORT WITH DAMAGE TO SEVERAL PLANES |
| 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, 8:48 AM EDT | TSTM WND GST 85 | 2 Ese Brems, IN | WIND GUST NOTED BY OBSERVER ON AWOS BEFORE LOSS OF POWER. |
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, 0.2 hours before the alert went out and 246 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.
536
WUUS53 KIWX 241210
SVRIWX
INC039-091-099-141-149-MIC021-027-241300-
/O.NEW.KIWX.SV.W.0085.120724T1210Z-120724T1300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
810 AM EDT TUE JUL 24 2012
THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN CASS COUNTY IN SOUTHWEST MICHIGAN...
SOUTHERN BERRIEN COUNTY IN SOUTHWEST MICHIGAN...
NORTHWESTERN MARSHALL COUNTY IN NORTH CENTRAL INDIANA...
LA PORTE COUNTY IN NORTHWEST INDIANA...
ST. JOSEPH COUNTY IN NORTH CENTRAL INDIANA...
NORTHWESTERN ELKHART COUNTY IN NORTH CENTRAL INDIANA...
STARKE COUNTY IN NORTHWEST INDIANA...
* UNTIL 900 AM EDT/800 AM CDT/
* AT 807 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE SEVERE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 7 MILES NORTHWEST OF SHOREWOOD-TOWER HILL TO 27
MILES WEST OF WANATAH...AND MOVING EAST AT 55 MPH.
* LOCATIONS IN THE PATH OF SEVERE THUNDERSTORMS INCLUDE...
BRIDGMAN...SHOREWOOD-TOWER HILL AND NEW BUFFALO...
THREE OAKS...
WESTVILLE...
BUCHANAN...WANATAH AND LA PORTE...
NILES AND KINGSFORD HEIGHTS...
LA CROSSE AND ROSELAND...
OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE UNION
PIER...TURNER SHORES...SAWYER...LAKESIDE...HARBERT...MICHIANA...GRAND
BEACH...POTTAWATTOMIE PARK...MICHIANA SHORES...GLENDORA...NEW TROY
AND WATERFORD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS LINE OF SEVERE THUNDERSTORMS. IF YOU ARE IN THE
PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS IN EXCESS OF 60 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 4184 8671 4192 8661 4198 8658 4178 8578
4177 8579 4176 8570 4117 8653 4117 8668
4124 8694 4172 8695
TIME...MOT...LOC 1210Z 288DEG 46KT 4192 8668 4143 8736
WIND...HAIL 60MPH <.50IN
$$1 follow-up statement
362
WWUS53 KIWX 241229
SVSIWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
829 AM EDT TUE JUL 24 2012
INC039-091-099-141-149-MIC021-027-241300-
/O.CON.KIWX.SV.W.0085.000000T0000Z-120724T1300Z/
STARKE IN-ELKHART IN-ST. JOSEPH IN-LA PORTE IN-MARSHALL IN-BERRIEN MI-
CASS MI-
829 AM EDT TUE JUL 24 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 AM
EDT/800 AM CDT/ FOR SOUTHERN CASS...SOUTHERN BERRIEN...NORTHWESTERN
MARSHALL...LA PORTE...ST. JOSEPH...NORTHWESTERN ELKHART AND STARKE
COUNTIES...
AT 824 AM EDT/724 AM CDT/...DOPPLER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN EXCESS OF 70
MPH. THESE SEVERE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 5
MILES NORTHWEST OF BUCHANAN TO 13 MILES WEST OF LA CROSSE...AND
MOVING EAST AT 55 MPH. WINDS OF 71MPH WERE MEASURED AT THE MICHIGAN
CITY LIGHTHOUSE AT 815 AM EDT WHEN THE LINE OF STORMS MOVED THROUGH.
LOCATIONS IMPACTED INCLUDE...
BUCHANAN...NILES...GEORGETOWN...SOUTH BEND...GRANGER...MISHAWAKA...
GULIVOIRE PARK...KNOX...SIMONTON LAKE AND ELKHART.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS LINE OF SEVERE THUNDERSTORMS. IF YOU ARE IN THE
PATH...PREPARE IMMEDIATELY FOR DESTRUCTIVE WINDS IN EXCESS OF 70
MPH...ALONG WITH DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT
AWAY FROM WINDOWS.
TO REPORT SEVERE WEATHER...POST YOUR INFORMATION ON THE NATIONAL
WEATHER SERVICE NORTHERN INDIANA FACEBOOK PAGE...OR YOU CAN POST ON
TWITTER WITH THE HASH TAG... @ N W S I W X. REPORTS CAN ALSO BE MADE
TO THE NATIONAL PUBLIC OBSERVATION REPORTING HOTLINE TOLL FREE AT
877-633-6772.
&&
LAT...LON 4164 8694 4191 8649 4176 8570 4117 8653
4117 8669 4124 8694
TIME...MOT...LOC 1228Z 288DEG 46KT 4184 8639 4136 8707
WIND...HAIL 70MPH <.50IN
$$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, 8:18 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, 8:43 AM EDT | Severe Thunderstorm Warning | IWX | Cass, Fulton, Marshall, Miami, Pulaski, Starke and 2 more | 62 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, 2012Severe Thunderstorm Warnings in Michigan, 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.