Alert archive / Michigan / Mesoscale Discussions / 2009
Mesoscale Discussions in Michigan, February 2009
2 mesoscale discussions in February 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 February 2009. Tap one for its archive.
- Mesoscale Discussions
- 2
- Busiest day
- February 21, 20091 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 |
|---|---|---|---|---|
| Feb 21, 6:35 AM EST | Mesoscale Discussion | SPC | Allegan, Arenac, Barry, Bay, Branch, Calhoun and 44 more | 5 hr |
| Feb 26, 7:31 PM EST | Mesoscale Discussion | SPC | Alcona, Alger, Alpena, Antrim, Benzie, Charlevoix and 21 more | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Missaukee County2
- Roscommon County2
- Allegan County1
- Arenac County1
- Barry County1
- Bay County1
- Branch County1
- Calhoun County1
- Cass County1
- Clare County1
- Clinton County1
- Eaton County1
- Genesee County1
- Gladwin County1
- Gratiot County1
- Hillsdale County1
- Huron County1
- Ingham County1
- Ionia County1
- Iosco County1
- Isabella County1
- Jackson County1
- Kalamazoo County1
- Kent County1
- Lake County1
- Lapeer County1
- Lenawee County1
- Livingston County1
- Macomb County1
- Mason County1
- Mecosta County1
- Midland County1
- Monroe County1
- Montcalm County1
- Muskegon County1
- Newaygo County1
- Oakland County1
- Oceana County1
- Ogemaw County1
- Osceola County1
35 more counties
- Ottawa County1
- Saginaw County1
- Saint Clair County1
- Saint Joseph County1
- Sanilac County1
- Shiawassee County1
- Tuscola County1
- Van Buren County1
- Washtenaw County1
- Wayne County1
- Alcona County1
- Alger County1
- Alpena County1
- Antrim County1
- Benzie County1
- Charlevoix County1
- Cheboygan County1
- Chippewa County1
- Crawford County1
- Delta County1
- Dickinson County1
- Emmet County1
- Grand Traverse County1
- Kalkaska County1
- Leelanau County1
- Luce County1
- Mackinac County1
- Manistee County1
- Menominee County1
- Montmorency County1
- Oscoda County1
- Otsego County1
- Presque Isle County1
- Schoolcraft County1
- Wexford 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.