Alert archive / Michigan / Mesoscale Discussions / 2011
Mesoscale Discussions in Michigan, February 2011
8 mesoscale discussions in February 2011. 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 2011. Tap one for its archive.
- Mesoscale Discussions
- 8
- Busiest day
- February 2, 20112 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 1, 4:36 PM EST | Mesoscale Discussion | SPC | Allegan, Berrien, Van Buren | 6 hr |
| Feb 1, 7:28 PM EST | Mesoscale Discussion | SPC | Allegan, Arenac, Barry, Bay, Branch, Calhoun and 45 more | 5 hr |
| Feb 2, 3:33 AM EST | Mesoscale Discussion | SPC | Alcona, Allegan, Alpena, Arenac, Barry, Bay and 33 more | 4 hr |
| Feb 20, 5:35 AM EST | Mesoscale Discussion | SPC | Berrien | 6 hr |
| Feb 20, 11:49 AM EST | Mesoscale Discussion | SPC | Allegan, Barry, Branch, Calhoun, Eaton, Hillsdale and 7 more | 4 hr |
| Feb 24, 10:41 PM EST | Mesoscale Discussion | SPC | Lenawee, Monroe | 6 hr |
| Feb 25, 2:46 AM EST | Mesoscale Discussion | SPC | Monroe | 4 hr |
| Feb 28, 12:04 AM EST | Mesoscale Discussion | SPC | Allegan, Barry, Bay, Calhoun, Clinton, Eaton and 18 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allegan County5
- Barry County4
- Eaton County4
- Ionia County4
- Kent County4
- Ottawa County4
- Bay County3
- Calhoun County3
- Clinton County3
- Genesee County3
- Gratiot County3
- Huron County3
- Ingham County3
- Isabella County3
- Kalamazoo County3
- Lapeer County3
- Lenawee County3
- Mecosta County3
- Midland County3
- Montcalm County3
- Newaygo County3
- Saginaw County3
- Shiawassee County3
- Tuscola County3
- Berrien County2
- Van Buren County2
- Arenac County2
- Branch County2
- Clare County2
- Gladwin County2
- Hillsdale County2
- Iosco County2
- Jackson County2
- Lake County2
- Livingston County2
- Mason County2
- Missaukee County2
- Muskegon County2
- Oceana County2
- Ogemaw County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.