Alert archive / Ohio / Mesoscale Discussions / 2009
Mesoscale Discussions in Ohio, January 2009
10 mesoscale discussions in January 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 January 2009. Tap one for its archive.
- Mesoscale Discussions
- 10
- Busiest day
- January 6, 20093 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 |
|---|---|---|---|---|
| Jan 6, 1:06 AM EST | Mesoscale Discussion | SPC | Brown, Clermont, Hamilton | 4 hr |
| Jan 6, 5:53 AM EST | Mesoscale Discussion | SPC | Adams, Athens, Auglaize, Belmont, Brown, Butler and 46 more | 3 hr |
| Jan 6, 5:17 PM EST | Mesoscale Discussion | SPC | Columbiana, Mahoning | 4 hr |
| Jan 10, 12:53 AM EST | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Champaign, Clark, Clinton and 10 more | 6 hr |
| Jan 10, 6:33 AM EST | Mesoscale Discussion | SPC | Allen, Ashland, Ashtabula, Auglaize, Belmont, Carroll and 64 more | 5 hr |
| Jan 27, 12:44 AM EST | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Gallia, Jackson, Lawrence and 2 more | 5 hr |
| Jan 27, 12:25 PM EST | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Gallia, Hamilton, Highland and 7 more | 4 hr |
| Jan 27, 7:25 PM EST | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Butler, Clermont and 30 more | 6 hr |
| Jan 28, 12:31 AM EST | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Belmont, Brown, Butler and 61 more | 5 hr |
| Jan 28, 7:40 AM EST | Mesoscale Discussion | SPC | Adams, Ashland, Ashtabula, Athens, Belmont, Brown and 54 more | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Brown County7
- Clermont County7
- Hamilton County6
- Adams County6
- Greene County6
- Jackson County6
- Montgomery County6
- Pike County6
- Preble County6
- Scioto County6
- Belmont County5
- Butler County5
- Champaign County5
- Clark County5
- Clinton County5
- Fairfield County5
- Fayette County5
- Franklin County5
- Gallia County5
- Guernsey County5
- Harrison County5
- Highland County5
- Hocking County5
- Licking County5
- Madison County5
- Morgan County5
- Muskingum County5
- Noble County5
- Perry County5
- Pickaway County5
- Ross County5
- Vinton County5
- Warren County5
- Athens County4
- Carroll County4
- Coshocton County4
- Darke County4
- Delaware County4
- Holmes County4
- Knox County4
48 more counties
- Logan County4
- Marion County4
- Meigs County4
- Miami County4
- Monroe County4
- Morrow County4
- Shelby County4
- Tuscarawas County4
- Union County4
- Columbiana County4
- Mahoning County4
- Lawrence County4
- Auglaize County3
- Mercer County3
- Washington County3
- Ashland County3
- Crawford County3
- Geauga County3
- Huron County3
- Jefferson County3
- Medina County3
- Portage County3
- Richland County3
- Stark County3
- Summit County3
- Trumbull County3
- Wayne County3
- Allen County2
- Van Wert County2
- Ashtabula County2
- Cuyahoga County2
- Hardin County2
- Lake County2
- Lorain County2
- Wyandot County2
- Defiance County1
- Erie County1
- Fulton County1
- Hancock County1
- Henry County1
- Lucas County1
- Ottawa County1
- Paulding County1
- Putnam County1
- Sandusky County1
- Seneca County1
- Williams County1
- Wood 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.