Alert archive / Indiana / Severe Thunderstorm Watches in 2011
Severe Thunderstorm Watch 457
The Storm Prediction Center issued this severe thunderstorm watch at Jun 10, 2011, 1:02 PM CDT for 19 counties in Illinois; 66 counties in Indiana; 28 counties in Ohio. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 10, 2011, 1:02 PM CDT (18:02 UTC)
- Expired
- Jun 10, 2011, 8:00 PM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 60 kt
All 113 counties
Bond County, IL, Clark County, IL, Clay County, IL, Clinton County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Douglas County, IL, Edgar County, IL, Effingham County, IL, Fayette County, IL, Jasper County, IL, Lawrence County, IL, Marion County, IL, Moultrie County, IL, Richland County, IL, Shelby County, IL, Vermilion County, IL, Washington County, IL, Adams County, IN, Allen County, IN, Bartholomew County, IN, Blackford County, IN, Boone County, IN, Brown County, IN, Carroll County, IN, Cass County, IN, Clay County, IN, Clinton County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, DeKalb County, IN, Delaware County, IN, Fayette County, IN, Fountain County, IN, Franklin County, IN, Fulton County, IN, Grant County, IN, Greene County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Huntington County, IN, Jackson County, IN, Jay County, IN, Jennings County, IN, Johnson County, IN, Knox County, IN, Kosciusko County, IN, Lawrence County, IN, Madison County, IN, Marion County, IN, Marshall County, IN, Martin County, IN, Miami County, IN, Monroe County, IN, Montgomery County, IN, Morgan County, IN, Noble County, IN, Ohio County, IN, Owen County, IN, Parke County, IN, Pulaski County, IN, Putnam County, IN, Randolph County, IN, Ripley County, IN, Rush County, IN, Shelby County, IN, Starke County, IN, Sullivan County, IN, Switzerland County, IN, Tippecanoe County, IN, Tipton County, IN, Union County, IN, Vermillion County, IN, Vigo County, IN, Wabash County, IN, Warren County, IN, Wayne County, IN, Wells County, IN, White County, IN, Whitley County, IN, Adams County, OH, Allen County, OH, Auglaize County, OH, Brown County, OH, Butler County, OH, Champaign County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Darke County, OH, Defiance County, OH, Fayette County, OH, Greene County, OH, Hamilton County, OH, Hardin County, OH, Highland County, OH, Logan County, OH, Madison County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Paulding County, OH, Preble County, OH, Putnam County, OH, Shelby County, OH, Union County, OH, Van Wert County, OH, Warren County, OH
The radar
The Indianapolis radar (KIND), 92 km from the middle of the area, began a volume at 18:04 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 SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 20%
- One or more EF2 to EF5 tornadoes
- 5%
- Ten or more severe wind reports
- 60%
- One or more gusts of 65 knots or more
- 30%
- Ten or more severe hail reports
- 40%
- One or more hailstones of 2 inches or more
- 30%
- Six or more combined severe hail and wind reports
- 90%
Warnings issued inside it
39 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 1:51 PM CDT | Severe Thunderstorm Warning | IND | Madison, Tipton | 24 min |
| Jun 10, 2:06 PM CDT | Severe Thunderstorm Warning | IWX | Marshall, Starke | 54 min |
| Jun 10, 2:34 PM CDT | Severe Thunderstorm Warning | IND | Madison | 26 min |
| Jun 10, 2:57 PM CDT | Severe Thunderstorm Warning | IND | Johnson, Shelby | 33 min |
| Jun 10, 3:02 PM CDT | Severe Thunderstorm Warning | IWX | Kosciusko, Marshall | 40 min |
| Jun 10, 3:07 PM CDT | Severe Thunderstorm Warning | IND | Brown, Johnson, Morgan | 53 min |
| Jun 10, 3:16 PM CDT | Severe Thunderstorm Warning | IND | Delaware, Madison | 29 min |
| Jun 10, 3:26 PM CDT | Flash Flood Warning | ILX | Clay | 6 hr |
| Jun 10, 3:30 PM CDT | Severe Thunderstorm Warning | IND | Johnson, Shelby | 45 min |
| Jun 10, 3:37 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham | 53 min |
| Jun 10, 3:42 PM CDT | Severe Thunderstorm Warning | IND | Delaware, Henry, Madison, Randolph | 48 min |
| Jun 10, 4:14 PM CDT | Severe Thunderstorm Warning | IND | Greene, Lawrence, Martin, Monroe | 46 min |
| Jun 10, 4:20 PM CDT | Severe Thunderstorm Warning | ILN | Darke | 28 min |
| Jun 10, 4:21 PM CDT | Severe Thunderstorm Warning | ILN | Dearborn | 39 min |
| Jun 10, 4:31 PM CDT | Severe Thunderstorm Warning | ILN | Clinton, Greene, Warren | 30 min |
| Jun 10, 4:45 PM CDT | Severe Thunderstorm Warning | IWX | Allen, Huntington, Whitley | 45 min |
| Jun 10, 4:45 PM CDT | Severe Thunderstorm Warning | ILN | Butler, Hamilton, Warren | 49 min |
| Jun 10, 4:51 PM CDT | Severe Thunderstorm Warning | IWX | Allen | 39 min |
| Jun 10, 4:58 PM CDT | Severe Thunderstorm Warning | ILN | Dearborn, Ohio, Ripley | 47 min |
| Jun 10, 5:02 PM CDT | Severe Thunderstorm Warning | IND | Lawrence | 29 min |
| Jun 10, 5:06 PM CDT | Severe Thunderstorm Warning | ILN | Brown, Clermont, Clinton, Hamilton, Highland, Warren | 39 min |
| Jun 10, 5:10 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Marion | 65 min |
| Jun 10, 5:16 PM CDT | Flash Flood Warning | IWX | Allen, Huntington | 3 hr |
| Jun 10, 5:17 PM CDT | Severe Thunderstorm Warning | ILN | Montgomery | 43 min |
| Jun 10, 5:23 PM CDT | Severe Thunderstorm Warning | ILN | Clermont, Hamilton | 52 min |
| Jun 10, 5:26 PM CDT | Severe Thunderstorm Warning | ILN | Champaign | 34 min |
| Jun 10, 5:36 PM CDT | Severe Thunderstorm Warning | ILN | Clinton | 39 min |
| Jun 10, 5:48 PM CDT | Severe Thunderstorm Warning | ILN | Champaign, Logan, Union | 28 min |
| Jun 10, 5:52 PM CDT | Severe Thunderstorm Warning | ILN | Montgomery | 22 min |
| Jun 10, 6:07 PM CDT | Flash Flood Warning | ILN | Dearborn, Ohio | 113 min |
| Jun 10, 6:10 PM CDT | Severe Thunderstorm Warning | ILN | Clinton, Fayette, Greene, Madison, Pickaway | 50 min |
| Jun 10, 6:16 PM CDT | Flash Flood Warning | LSX | Marion | 10 hr |
| Jun 10, 6:30 PM CDT | Severe Thunderstorm Warning | ILN | Hardin | 45 min |
| Jun 10, 6:37 PM CDT | Severe Thunderstorm Warning | ILN | Miami, Montgomery | 23 min |
| Jun 10, 6:43 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Marion | 62 min |
| Jun 10, 6:45 PM CDT | Severe Thunderstorm Warning | ILN | Franklin, Madison, Pickaway | 34 min |
| Jun 10, 7:25 PM CDT | Severe Thunderstorm Warning | ILN | Auglaize, Champaign, Logan, Shelby | 50 min |
| Jun 10, 7:45 PM CDT | Severe Thunderstorm Warning | ILN | Darke, Miami, Shelby | 60 min |
| Jun 10, 7:49 PM CDT | Flash Flood Warning | LSX | Bond, Fayette | 4 hr |
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 12:00Z, 6.0 hours before the alert went out and 112 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
- 581 J/kg
- Mixed-layer CIN
- -228 J/kg
- Mixed-layer LCL
- 670 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.8
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 12:10 PM CDT | Mesoscale Discussion | SPC | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 11 more | 95 min |
| Jun 10, 3:48 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Crawford, Cumberland, Edwards, Effingham and 6 more | 87 min |
| Jun 10, 4:57 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 9 more | 7 hr |
| Jun 10, 5:55 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Cass, Champaign, Christian, DeWitt and 20 more | 65 min |
| Jun 10, 6:08 PM CDT | Severe Thunderstorm Watch | SPC | Cass, Christian, DeWitt, Fulton, Knox, Logan and 13 more | 6 hr |
| Jun 10, 5:44 PM CDT | Severe Thunderstorm Watch | SPC | Ashland, Belmont, Carroll, Columbiana, Coshocton, Crawford and 23 more | 5 hr |
Nearby
Severe Thunderstorm Watches in Indiana, 2011Severe Thunderstorm Watches in Ohio, 2011Severe Thunderstorm Watches in Illinois, 2011Every severe thunderstorm watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.