Alert archive / Michigan / Mesoscale Discussions / 2018
Mesoscale Discussions in Michigan, April 2018
1 mesoscale discussions in April 2018. 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 April 2018. Tap one for its archive.
- Mesoscale Discussions
- 1
- Busiest day
- April 15, 20181 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 |
|---|---|---|---|---|
| Apr 15, 12:14 AM EDT | Mesoscale Discussion | SPC | Antrim, Arenac, Barry, Bay, Clare, Clinton and 30 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Antrim County1
- Arenac County1
- Barry County1
- Bay County1
- Clare County1
- Clinton County1
- Crawford County1
- Eaton County1
- Genesee County1
- Gladwin County1
- Grand Traverse County1
- Gratiot County1
- Ingham County1
- Ionia County1
- Isabella County1
- Kalkaska County1
- Kent County1
- Lake County1
- Livingston County1
- Mecosta County1
- Midland County1
- Missaukee County1
- Montcalm County1
- Montmorency County1
- Muskegon County1
- Newaygo County1
- Ogemaw County1
- Osceola County1
- Oscoda County1
- Otsego County1
- Ottawa County1
- Roscommon County1
- Saginaw County1
- Shiawassee County1
- Tuscola County1
- Wexford County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.