Alert archive / Michigan / Frost Advisories / 2011
Frost Advisories in Michigan, September 2011
10 frost advisories in September 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 frost advisories reaches back to 2005.
Frost Advisories by county
Each county as a circle sized by its count in September 2011. Tap one for its archive.
- Frost Advisories
- 10
- Busiest day
- September 6, 20113 frost advisories
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 |
|---|---|---|---|---|
| Sep 5, 3:38 AM EDT | Frost Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Cheboygan and 16 more | 28 hr |
| Sep 5, 4:11 AM EDT | Frost Advisory | MQT | Alger, Baraga, Delta, Dickinson, Gogebic, Houghton and 5 more | 29 hr |
| Sep 6, 3:08 PM EDT | Frost Advisory | MQT | Alger, Delta, Dickinson, Iron, Luce, Marquette and 2 more | 17 hr |
| Sep 6, 3:30 PM EDT | Frost Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Cheboygan and 16 more | 17 hr |
| Sep 6, 3:51 PM EDT | Frost Advisory | GRR | Clare, Lake, Mason, Osceola | 16 hr |
| Sep 15, 4:15 AM EDT | Frost Advisory | GRR | Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 15 more | 29 hr |
| Sep 15, 4:55 AM EDT | Frost Advisory | MQT | Houghton, Keweenaw | 28 hr |
| Sep 15, 3:21 PM EDT | Frost Advisory | DTX | Bay, Genesee, Huron, Lapeer, Midland, Saginaw and 4 more | 18 hr |
| Sep 16, 3:46 PM EDT | Frost Advisory | GRR | Clare, Gratiot, Isabella, Lake, Mason, Mecosta and 4 more | 17 hr |
| Sep 16, 3:52 PM EDT | Frost Advisory | APX | Alcona, Alpena, Antrim, Arenac, Benzie, Cheboygan and 6 more | 15 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Alcona County3
- Alpena County3
- Antrim County3
- Arenac County3
- Benzie County3
- Cheboygan County3
- Emmet County3
- Gladwin County3
- Grand Traverse County3
- Iosco County3
- Manistee County3
- Presque Isle County3
- Clare County3
- Lake County3
- Osceola County3
- Crawford County2
- Kalkaska County2
- Leelanau County2
- Missaukee County2
- Montmorency County2
- Ogemaw County2
- Oscoda County2
- Otsego County2
- Roscommon County2
- Wexford County2
- Alger County2
- Delta County2
- Dickinson County2
- Houghton County2
- Iron County2
- Marquette County2
- Menominee County2
- Schoolcraft County2
- Mason County2
- Gratiot County2
- Isabella County2
- Mecosta County2
- Montcalm County2
- Newaygo County2
- Baraga County1
28 more counties
- Gogebic County1
- Ontonagon County1
- Luce County1
- Allegan County1
- Barry County1
- Calhoun County1
- Clinton County1
- Eaton County1
- Ingham County1
- Ionia County1
- Jackson County1
- Kalamazoo County1
- Kent County1
- Muskegon County1
- Ottawa County1
- Van Buren County1
- Keweenaw County1
- Bay County1
- Genesee County1
- Huron County1
- Lapeer County1
- Midland County1
- Saginaw County1
- Saint Clair County1
- Sanilac County1
- Shiawassee County1
- Tuscola County1
- Oceana County1
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.