Alert archive / Indiana / Mesoscale Discussions / 2009
Mesoscale Discussions in Indiana, August 2009
13 mesoscale discussions in August 2009. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in August 2009. Tap one for its archive.
- Mesoscale Discussions
- 13
- Busiest day
- August 4, 20095 mesoscale discussions
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 5:37 AM EDT | Mesoscale Discussion | SPC | Adams, Bartholomew, Blackford, Brown, Dearborn, Decatur and 24 more | 53 min |
| Aug 4, 9:24 AM EDT | Mesoscale Discussion | SPC | Bartholomew, Boone, Brown, Clay, Clinton, Dearborn and 33 more | 36 min |
| Aug 4, 9:47 AM EDT | Mesoscale Discussion | SPC | Bartholomew, Boone, Clark, Dearborn, Decatur, Fayette and 20 more | 58 min |
| Aug 4, 12:41 PM EDT | Mesoscale Discussion | SPC | Clark, Crawford, Dubois, Floyd, Harrison, Jackson and 10 more | 94 min |
| Aug 4, 6:45 PM EDT | Mesoscale Discussion | SPC | Perry, Spencer | 90 min |
| Aug 10, 3:24 PM EDT | Mesoscale Discussion | SPC | Bartholomew, Brown, Clark, Clay, Crawford, Daviess and 31 more | 96 min |
| Aug 10, 6:58 PM EDT | Mesoscale Discussion | SPC | Floyd, Harrison, Perry, Posey, Spencer, Vanderburgh and 1 more | 2 hr |
| Aug 11, 12:39 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Blackford, Carroll, Cass, Clinton and 20 more | 2 hr |
| Aug 19, 4:19 PM EDT | Mesoscale Discussion | SPC | Benton, Clay, Fountain, Jasper, Montgomery, Newton and 8 more | 86 min |
| Aug 19, 5:36 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Benton, Blackford, Boone, Carroll and 35 more | 84 min |
| Aug 20, 11:42 AM EDT | Mesoscale Discussion | SPC | Adams, Blackford, Dearborn, Delaware, Fayette, Franklin and 10 more | 2 hr |
| Aug 27, 11:31 PM EDT | Mesoscale Discussion | SPC | Fountain, Montgomery, Parke, Putnam, Tippecanoe, Vermillion and 1 more | 89 min |
| Aug 28, 2:57 PM EDT | Mesoscale Discussion | SPC | Bartholomew, Brown, Clark, Crawford, Daviess, Dearborn and 25 more | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Rush County7
- Dearborn County6
- Fayette County6
- Franklin County6
- Jackson County6
- Ripley County6
- Union County6
- Bartholomew County5
- Decatur County5
- Henry County5
- Jennings County5
- Johnson County5
- Ohio County5
- Randolph County5
- Shelby County5
- Wayne County5
- Montgomery County5
- Scott County5
- Floyd County5
- Harrison County5
- Perry County5
- Adams County4
- Blackford County4
- Brown County4
- Delaware County4
- Hancock County4
- Hendricks County4
- Jay County4
- Madison County4
- Marion County4
- Monroe County4
- Morgan County4
- Wells County4
- Fountain County4
- Jefferson County4
- Lawrence County4
- Parke County4
- Putnam County4
- Tippecanoe County4
- Warren County4
46 more counties
- Clark County4
- Switzerland County4
- Washington County4
- Spencer County4
- Grant County3
- Hamilton County3
- Boone County3
- Clay County3
- Clinton County3
- Owen County3
- Tipton County3
- Vermillion County3
- Crawford County3
- Martin County3
- Orange County3
- Warrick County3
- Greene County2
- Vigo County2
- Dubois County2
- Pike County2
- Vanderburgh County2
- Daviess County2
- Allen County2
- Carroll County2
- Cass County2
- Fulton County2
- Howard County2
- Huntington County2
- Kosciusko County2
- Marshall County2
- Miami County2
- Noble County2
- Wabash County2
- Whitley County2
- Benton County2
- Jasper County2
- White County2
- Sullivan County1
- Posey County1
- DeKalb County1
- Elkhart County1
- LaGrange County1
- Steuben County1
- Newton County1
- Pulaski County1
- Starke County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.