Alert archive / Michigan / Heat Advisories
Heat Advisories in Michigan, 2011
20 heat advisories in 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Heat Advisories
- 20
- Busiest month
- July12 heat advisories
- Busiest day
- July 19, 20114 heat advisories
Over time
By month
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 |
|---|---|---|---|---|
| May 31, 4:15 AM EDT | Heat Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 16 hr |
| Jun 7, 9:52 AM EDT | Heat Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 38 hr |
| Jun 8, 3:46 AM EDT | Heat Advisory | IWX | Branch, Cass, Hillsdale, Saint Joseph | 15 hr |
| Jul 2, 4:58 AM EDT | Heat Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 15 hr |
| Jul 16, 3:51 PM EDT | Heat Advisory | IWX | Branch, Cass, Hillsdale, Saint Joseph | 28 hr |
| Jul 16, 4:24 PM EDT | Heat Advisory | MQT | Baraga, Delta, Dickinson, Gogebic, Houghton, Iron and 3 more | 28 hr |
| Jul 18, 3:59 AM EDT | Heat Advisory | IWX | Branch, Cass, Hillsdale, Saint Joseph | 16 hr |
| Jul 18, 10:59 AM EDT | Heat Advisory | GRR | Allegan, Barry, Calhoun, Clinton, Eaton, Ingham and 5 more | 9 hr |
| Jul 18, 12:48 PM EDT | Heat Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 39 hr |
| Jul 19, 4:00 AM EDT | Heat Advisory | GRR | Clare, Gratiot, Isabella, Lake, Mason, Mecosta and 5 more | 16 hr |
| Jul 19, 4:06 AM EDT | Heat Advisory | IWX | Branch, Cass, Hillsdale, Saint Joseph | 5 hr |
| Jul 19, 4:21 AM EDT | Heat Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Cheboygan and 16 more | 55 hr |
| Jul 19, 3:55 PM EDT | Heat Advisory | MQT | Alger, Baraga, Delta, Dickinson, Gogebic, Houghton and 7 more | 29 hr |
| Jul 20, 3:50 AM EDT | Heat Advisory | GRR | Clare, Lake, Mason, Osceola | 37 hr |
| Jul 21, 11:14 AM EDT | Heat Advisory | APX | Alcona, Alpena, Arenac, Gladwin, Iosco, Ogemaw and 2 more | 11 hr |
| Aug 2, 4:19 AM EDT | Heat Advisory | IWX | Cass | 16 hr |
| Sep 2, 3:18 AM EDT | Heat Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 17 hr |
| Sep 2, 4:20 AM EDT | Heat Advisory | GRR | Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 13 more | 13 hr |
| Sep 2, 4:22 AM EDT | Heat Advisory | IWX | Branch, Cass, Hillsdale, Saint Joseph | 16 hr |
| Sep 3, 12:51 PM EDT | Heat Advisory | DTX | Lenawee, Livingston, Macomb, Monroe, Oakland, Washtenaw and 1 more | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lenawee County6
- Livingston County6
- Macomb County6
- Monroe County6
- Oakland County6
- Washtenaw County6
- Wayne County6
- Cass County6
- Bay County5
- Genesee County5
- Huron County5
- Lapeer County5
- Midland County5
- Saginaw County5
- Saint Clair County5
- Sanilac County5
- Shiawassee County5
- Tuscola County5
- Branch County5
- Hillsdale County5
- Saint Joseph County5
- Clare County3
- Lake County3
- Osceola County3
- Baraga County2
- Delta County2
- Dickinson County2
- Gogebic County2
- Houghton County2
- Iron County2
- Marquette County2
- Menominee County2
- Ontonagon County2
- Allegan County2
- Barry County2
- Calhoun County2
- Clinton County2
- Eaton County2
- Ingham County2
- Ionia County2
38 more counties
- Jackson County2
- Kalamazoo County2
- Kent County2
- Van Buren County2
- Gratiot County2
- Isabella County2
- Mason County2
- Mecosta County2
- Montcalm County2
- Newaygo County2
- Alcona County2
- Alpena County2
- Arenac County2
- Gladwin County2
- Iosco County2
- Ogemaw County2
- Oscoda County2
- Roscommon County2
- Muskegon County1
- Oceana County1
- Antrim County1
- Benzie County1
- Cheboygan County1
- Crawford County1
- Emmet County1
- Grand Traverse County1
- Kalkaska County1
- Leelanau County1
- Manistee County1
- Missaukee County1
- Montmorency County1
- Otsego County1
- Presque Isle County1
- Wexford County1
- Alger County1
- Keweenaw County1
- Luce County1
- Schoolcraft County1
The busiest days
Days with the most alerts issued, by UTC date.
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.