Alert archive / Michigan / Mesoscale Discussions / 2004
Mesoscale Discussions in Michigan, April 2004
7 mesoscale discussions in April 2004. 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 2004. Tap one for its archive.
- Mesoscale Discussions
- 7
- Busiest day
- April 18, 20043 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 18, 2:49 AM EDT | Mesoscale Discussion | SPC | Benzie, Grand Traverse, Manistee, Mason, Wexford | 56 min |
| Apr 18, 9:04 AM EDT | Mesoscale Discussion | SPC | Gogebic, Iron, Ontonagon | 86 min |
| Apr 18, 12:26 PM EDT | Mesoscale Discussion | SPC | Alger, Dickinson, Marquette, Schoolcraft | 3 hr |
| Apr 18, 9:28 PM EDT | Mesoscale Discussion | SPC | Alger, Baraga, Delta, Dickinson, Iron, Luce and 4 more | 92 min |
| Apr 20, 9:55 PM EDT | Mesoscale Discussion | SPC | Berrien, Branch, Cass, Saint Joseph, Van Buren | 65 min |
| Apr 21, 2:16 PM EDT | Mesoscale Discussion | SPC | Bay, Branch, Clinton, Genesee, Hillsdale, Ingham and 14 more | 2 hr |
| Apr 28, 11:12 PM EDT | Mesoscale Discussion | SPC | Baraga, Dickinson, Gogebic, Houghton, Iron, Keweenaw and 2 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Iron County3
- Dickinson County3
- Marquette County3
- Gogebic County2
- Ontonagon County2
- Alger County2
- Schoolcraft County2
- Baraga County2
- Branch County2
- Benzie County1
- Grand Traverse County1
- Manistee County1
- Mason County1
- Wexford County1
- Delta County1
- Luce County1
- Mackinac County1
- Menominee County1
- Berrien County1
- Cass County1
- Saint Joseph County1
- Van Buren County1
- Bay County1
- Clinton County1
- Genesee County1
- Hillsdale County1
- Ingham County1
- Jackson County1
- Lapeer County1
- Lenawee County1
- Livingston County1
- Macomb County1
- Monroe County1
- Oakland County1
- Saginaw County1
- Saint Clair County1
- Sanilac County1
- Shiawassee County1
- Tuscola County1
- Washtenaw County1
3 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive20032005
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.