Alert archive / Michigan / Heat Advisories
Heat Advisories in Michigan, 2018
14 heat advisories in 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Heat Advisories
- 14
- Busiest month
- June7 heat advisories
- Busiest day
- June 16, 20184 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 |
|---|---|---|---|---|
| Jun 16, 2:31 PM EDT | Heat Advisory | GRR | Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 17 more | 29 hr |
| Jun 16, 3:00 PM EDT | Heat Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 51 hr |
| Jun 16, 3:34 PM EDT | Heat Advisory | IWX | Branch, Cass, Hillsdale, Saint Joseph | 52 hr |
| Jun 16, 3:43 PM EDT | Heat Advisory | APX | Arenac, Gladwin, Iosco, Manistee, Missaukee, Ogemaw and 2 more | 28 hr |
| Jun 17, 2:47 PM EDT | Heat Advisory | GRR | Allegan, Barry, Calhoun, Eaton, Ingham, Jackson and 2 more | 27 hr |
| Jun 30, 3:16 AM EDT | Heat Advisory | MQT | Alger, Baraga, Delta, Dickinson, Gogebic, Houghton and 6 more | 17 hr |
| Jun 30, 4:12 AM EDT | Heat Advisory | APX | 23 hr | |
| Jun 30, 11:34 PM EDT | Heat Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 20 hr |
| Jul 1, 3:28 AM EDT | Heat Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Cheboygan and 16 more | 17 hr |
| Jul 3, 2:26 PM EDT | Heat Advisory | IWX | Branch, Cass, Hillsdale, Saint Joseph | 37 hr |
| Jul 4, 3:15 AM EDT | Heat Advisory | DTX | Bay, Genesee, Lapeer, Lenawee, Livingston, Macomb and 8 more | 41 hr |
| Jul 4, 3:17 AM EDT | Heat Advisory | GRR | Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 17 more | 17 hr |
| Aug 27, 4:02 AM EDT | Heat Advisory | DTX | Macomb, Oakland, Wayne | 40 hr |
| Sep 4, 3:04 AM EDT | Heat Advisory | DTX | Macomb, Monroe, Oakland, Wayne | 43 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Macomb County5
- Oakland County5
- Wayne County5
- Monroe County4
- Allegan County3
- Barry County3
- Calhoun County3
- Eaton County3
- Ingham County3
- Jackson County3
- Kalamazoo County3
- Van Buren County3
- Bay County3
- Genesee County3
- Lapeer County3
- Lenawee County3
- Livingston County3
- Midland County3
- Saginaw County3
- Saint Clair County3
- Shiawassee County3
- Washtenaw County3
- Clare County2
- Clinton County2
- Gratiot County2
- Ionia County2
- Isabella County2
- Kent County2
- Lake County2
- Mason County2
- Mecosta County2
- Montcalm County2
- Muskegon County2
- Newaygo County2
- Oceana County2
- Osceola County2
- Ottawa County2
- Huron County2
- Sanilac County2
- Tuscola County2
38 more counties
- Branch County2
- Cass County2
- Hillsdale County2
- Saint Joseph County2
- Arenac County2
- Gladwin County2
- Iosco County2
- Manistee County2
- Missaukee County2
- Ogemaw County2
- Roscommon County2
- Wexford County2
- Alger County1
- Baraga County1
- Delta County1
- Dickinson County1
- Gogebic County1
- Houghton County1
- Iron County1
- Luce County1
- Marquette County1
- Menominee County1
- Ontonagon County1
- Schoolcraft County1
- Alcona County1
- Alpena County1
- Antrim County1
- Benzie County1
- Cheboygan County1
- Crawford County1
- Emmet County1
- Grand Traverse County1
- Kalkaska County1
- Leelanau County1
- Montmorency County1
- Oscoda County1
- Otsego County1
- Presque Isle County1
The busiest days
Days with the most alerts issued, by UTC date.
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.