Weather alerts in Michigan, 2017
3,081 weather alerts in 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 2017. Tap one for its archive.
- Alerts
- 3,081
- Warnings
- 807
- Watches
- 165
- Advisories
- 1,078
- Busiest month
- June440 alerts
- Busiest day
- July 7, 201771 alerts
Over time
By month
The alerts
3,081 alerts are too many to list on one page. Narrow it to a product above, to a month in the chart, or to a county.
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Kent County127
- Menominee County123
- Wayne County119
- Dickinson County117
- Allegan County116
- Ingham County116
- Washtenaw County115
- Kalamazoo County111
- Oakland County111
- Macomb County109
- Monroe County108
- Van Buren County107
- Lenawee County106
- Marquette County105
- Alger County101
- Mason County100
- Ottawa County100
- Livingston County98
- Houghton County97
- Delta County97
- Barry County96
- Calhoun County96
- Hillsdale County96
- Cass County95
- Clinton County94
- Newaygo County93
- Muskegon County91
- Oceana County91
- Saint Joseph County91
- Iron County91
- Gogebic County90
- Jackson County89
- Ionia County88
- Lake County87
- Baraga County87
- Genesee County87
- Branch County86
- Schoolcraft County86
- Ontonagon County83
- Osceola County82
43 more counties
- Eaton County81
- Isabella County81
- Antrim County80
- Huron County80
- Saginaw County80
- Sanilac County80
- Tuscola County80
- Mecosta County79
- Bay County79
- Saint Clair County79
- Lapeer County77
- Shiawassee County73
- Crawford County72
- Luce County71
- Cheboygan County71
- Clare County71
- Grand Traverse County70
- Kalkaska County69
- Midland County69
- Otsego County68
- Manistee County68
- Missaukee County68
- Keweenaw County67
- Leelanau County67
- Roscommon County67
- Oscoda County66
- Montcalm County65
- Benzie County64
- Emmet County64
- Wexford County60
- Gratiot County60
- Ogemaw County60
- Montmorency County58
- Iosco County58
- Alpena County57
- Presque Isle County57
- Alcona County56
- Arenac County56
- Gladwin County50
- Berrien County49
- Chippewa County18
- Mackinac County18
- Charlevoix County10
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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. Rebuilt daily.