Alert archive / Michigan / Winter Storm Warnings / 2020
Winter Storm Warnings in Michigan, December 2020
5 winter storm warnings in December 2020. 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 winter storm warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count in December 2020. Tap one for its archive.
- Winter Storm Warnings
- 5
- Busiest day
- December 11, 20202 winter storm warnings
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 |
|---|---|---|---|---|
| Dec 11, 3:28 AM EST | Winter Storm Warning | GRR | Clare, Lake, Mason, Mecosta, Newaygo, Oceana and 1 more | 41 hr |
| Dec 11, 2:43 PM EST | Winter Storm Warning | APX | Alcona, Alpena, Antrim, Benzie, Cheboygan, Crawford and 12 more | 30 hr |
| Dec 23, 3:47 AM EST | Winter Storm Warning | MQT | Gogebic | 45 hr |
| Dec 24, 3:15 AM EST | Winter Storm Warning | IWX | Cass | 35 hr |
| Dec 24, 3:15 PM EST | Winter Storm Warning | GRR | Allegan, Van Buren | 24 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clare County1
- Lake County1
- Mason County1
- Mecosta County1
- Newaygo County1
- Oceana County1
- Osceola County1
- Alcona County1
- Alpena County1
- Antrim County1
- Benzie County1
- Cheboygan County1
- Crawford County1
- Grand Traverse County1
- Kalkaska County1
- Leelanau County1
- Manistee County1
- Missaukee County1
- Montmorency County1
- Ogemaw County1
- Oscoda County1
- Otsego County1
- Presque Isle County1
- Roscommon County1
- Wexford County1
- Gogebic County1
- Cass County1
- Allegan County1
- Van Buren County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.