Alert archive / Indiana / Tornado Watches in 2004

Tornado Watch 432

June 10, 20044 states

The Storm Prediction Center issued this tornado watch at Jun 10, 2004, 9:50 PM CDT for 4 states. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: Jun 10, 2004, 9:50 PM CDT (02:50 UTC)
Expired: Jun 11, 2004, 3:00 AM CDT
In force: 5 hr
Issued by: the Storm Prediction Center

All 49 counties

Cook County, IL, DuPage County, IL, Kankakee County, IL, Will County, IL, Adams County, IN, Allen County, IN, Benton County, IN, Blackford County, IN, Boone County, IN, Carroll County, IN, Cass County, IN, Clinton County, IN, Delaware County, IN, Elkhart County, IN, Fountain County, IN, Fulton County, IN, Grant County, IN, Hamilton County, IN, Henry County, IN, Howard County, IN, Huntington County, IN, Jasper County, IN, Jay County, IN, Kosciusko County, IN, LaGrange County, IN, Lake County, IN, LaPorte County, IN, Madison County, IN, Marshall County, IN, Miami County, IN, Montgomery County, IN, Newton County, IN, Noble County, IN, Porter County, IN, Pulaski County, IN, Randolph County, IN, Saint Joseph County, IN, Starke County, IN, Tippecanoe County, IN, Tipton County, IN, Wabash County, IN, Warren County, IN, Wells County, IN, White County, IN, Whitley County, IN, Berrien County, MI, Cass County, MI, Saint Joseph County, MI, Darke County, OH

Warnings issued inside it

4 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Jun 10, 9:58 PM CDT	Tornado Warning	IND	Vermillion, Warren	47 min
Jun 10, 10:21 PM CDT	Severe Thunderstorm Warning	IND	Fountain	54 min
Jun 10, 10:24 PM CDT	Severe Thunderstorm Warning	LOT	Jasper, Porter	51 min
Jun 11, 2:31 AM CDT	Flash Flood Warning	IWX	Cass, Miami	119 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 2.8 hours before the alert went out and 229 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: 1700 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 922 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 157 m²/s²
0-3 km storm-relative helicity: 228 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 10.7

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 10, 7:58 PM CDT	Mesoscale Discussion	SPC	Bureau, Carroll, Champaign, DeWitt, Douglas, Edgar and 27 more	92 min
Jun 11, 5:56 PM CDT	Mesoscale Discussion	SPC	Boone, Bureau, Carroll, DeKalb, DuPage, Grundy and 14 more	94 min
Jun 11, 6:20 PM CDT	Tornado Watch	SPC	Boone, Bureau, Carroll, DeKalb, Grundy, Jo Daviess and 10 more	5 hr
Jun 11, 12:07 AM CDT	Mesoscale Discussion	SPC	Adams, Allen, Benton, Blackford, Boone, Carroll and 31 more	83 min
Jun 11, 1:58 AM CDT	Mesoscale Discussion	SPC	Adams, Bartholomew, Blackford, Boone, Brown, Clay and 31 more	92 min
Jun 11, 10:52 AM CDT	Mesoscale Discussion	SPC	Bartholomew, Brown, Dearborn, Decatur, Fayette, Franklin and 16 more	113 min
Jun 11, 11:50 AM CDT	Severe Thunderstorm Watch	SPC	Adams, Brown, Clermont, Gallia, Hamilton, Highland and 5 more	5 hr

Nearby

Tornado Watches in Indiana, 2004 Tornado Watches in Illinois, 2004 Tornado Watches in Michigan, 2004 Every tornado watch in 2004

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.