Alert archive / Michigan / Lakeshore Flood Warnings
Lakeshore Flood Warnings in Michigan, 2020
62 lakeshore flood warnings in 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 lakeshore flood warnings reaches back to 2005.
Lakeshore Flood Warnings by county
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Lakeshore Flood Warnings
- 62
- Busiest month
- April10 lakeshore flood warnings
- Busiest day
- April 12, 20205 lakeshore flood warnings
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 |
|---|---|---|---|---|
| Jan 8, 2:30 PM EST | Lakeshore Flood Warning | APX | Chippewa, Mackinac | 32 hr |
| Jan 10, 1:33 PM EST | Lakeshore Flood Warning | DTX | Bay, Huron, Saint Clair, Sanilac, Tuscola | 43 hr |
| Jan 10, 3:10 PM EST | Lakeshore Flood Warning | APX | Alcona, Alpena, Arenac, Iosco, Mackinac, Presque Isle | 36 hr |
| Jan 16, 9:15 PM EST | Lakeshore Flood Warning | GRR | Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren | 68 hr |
| Jan 16, 10:13 PM EST | Lakeshore Flood Warning | IWX | 69 hr | |
| Jan 17, 1:05 PM EST | Lakeshore Flood Warning | DTX | Macomb, Saint Clair | 33 hr |
| Feb 5, 10:30 PM EST | Lakeshore Flood Warning | DTX | Monroe | 5 hr |
| Feb 12, 4:15 AM EST | Lakeshore Flood Warning | IWX | 45 hr | |
| Feb 14, 9:56 AM EST | Lakeshore Flood Warning | GRR | Mason, Muskegon, Oceana | 31 hr |
| Feb 14, 10:14 AM EST | Lakeshore Flood Warning | APX | Benzie, Charlevoix, Emmet, Leelanau, Mackinac, Manistee | 32 hr |
| Feb 14, 3:21 PM EST | Lakeshore Flood Warning | MQT | Schoolcraft | 25 hr |
| Feb 24, 2:58 PM EST | Lakeshore Flood Warning | IWX | 3 days | |
| Mar 5, 4:03 AM EST | Lakeshore Flood Warning | IWX | 42 hr | |
| Mar 5, 3:45 PM EST | Lakeshore Flood Warning | GRR | Van Buren | 27 hr |
| Mar 12, 4:02 AM EDT | Lakeshore Flood Warning | MQT | Alger, Luce | 49 hr |
| Mar 19, 4:09 AM EDT | Lakeshore Flood Warning | IWX | 49 hr | |
| Mar 19, 5:02 AM EDT | Lakeshore Flood Warning | MQT | Alger, Marquette | 39 hr |
| Mar 28, 6:31 PM EDT | Lakeshore Flood Warning | DTX | Macomb, Saint Clair | 33 hr |
| Apr 12, 3:37 AM EDT | Lakeshore Flood Warning | GRR | Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren | 41 hr |
| Apr 12, 3:46 AM EDT | Lakeshore Flood Warning | MQT | Alger, Houghton, Keweenaw, Luce, Marquette | 46 hr |
| Apr 12, 4:06 AM EDT | Lakeshore Flood Warning | APX | Benzie, Charlevoix, Emmet, Leelanau, Manistee | 49 hr |
| Apr 12, 4:11 AM EDT | Lakeshore Flood Warning | IWX | 40 hr | |
| Apr 12, 3:32 PM EDT | Lakeshore Flood Warning | DTX | Huron, Saint Clair, Tuscola | 36 hr |
| Apr 20, 4:21 AM EDT | Lakeshore Flood Warning | MQT | Alger, Luce | 43 hr |
| Apr 23, 6:50 AM EDT | Lakeshore Flood Warning | DTX | Macomb, Monroe, Wayne | 17 hr |
| Apr 25, 3:10 PM EDT | Lakeshore Flood Warning | DTX | Macomb, Monroe, Wayne | 37 hr |
| Apr 28, 3:50 PM EDT | Lakeshore Flood Warning | IWX | 58 hr | |
| Apr 29, 9:28 AM EDT | Lakeshore Flood Warning | GRR | Allegan, Van Buren | 35 hr |
| May 5, 8:10 AM EDT | Lakeshore Flood Warning | DTX | Monroe, Wayne | 7 hr |
| May 8, 4:13 AM EDT | Lakeshore Flood Warning | IWX | 20 hr | |
| May 16, 3:30 PM EDT | Lakeshore Flood Warning | GRR | Allegan, Ottawa, Van Buren | 57 hr |
| May 16, 3:41 PM EDT | Lakeshore Flood Warning | DTX | Bay, Huron, Macomb, Monroe, Saint Clair, Sanilac and 2 more | 6 days |
| May 16, 3:54 PM EDT | Lakeshore Flood Warning | IWX | 60 hr | |
| May 17, 12:36 PM EDT | Lakeshore Flood Warning | APX | Alcona, Alpena, Arenac, Iosco | 28 hr |
| Jun 6, 10:43 PM EDT | Lakeshore Flood Warning | DTX | Monroe | 5 hr |
| Jun 9, 4:57 PM EDT | Lakeshore Flood Warning | DTX | Macomb, Saint Clair | 47 hr |
| Jun 13, 3:48 AM EDT | Lakeshore Flood Warning | DTX | Macomb, Monroe, Wayne | 60 hr |
| Jun 23, 4:04 AM EDT | Lakeshore Flood Warning | DTX | Saint Clair | 36 hr |
| Aug 10, 3:38 PM EDT | Lakeshore Flood Warning | GRR | Van Buren | 18 hr |
| Aug 10, 4:25 PM EDT | Lakeshore Flood Warning | IWX | 19 hr | |
| Sep 2, 4:30 PM EDT | Lakeshore Flood Warning | APX | Charlevoix, Emmet | 31 hr |
| Sep 3, 9:40 AM EDT | Lakeshore Flood Warning | DTX | Saint Clair | 12 hr |
| Sep 6, 3:38 AM EDT | Lakeshore Flood Warning | DTX | Macomb, Saint Clair | 30 hr |
| Sep 29, 3:48 PM EDT | Lakeshore Flood Warning | DTX | Saint Clair | 30 hr |
| Oct 16, 3:46 PM EDT | Lakeshore Flood Warning | MQT | Delta, Schoolcraft | 37 hr |
| Oct 16, 4:14 PM EDT | Lakeshore Flood Warning | APX | Mackinac | 36 hr |
| Oct 30, 2:47 PM EDT | Lakeshore Flood Warning | GRR | Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren | 58 hr |
| Oct 30, 3:38 PM EDT | Lakeshore Flood Warning | APX | Antrim, Benzie, Charlevoix, Emmet, Grand Traverse, Leelanau and 2 more | 56 hr |
| Oct 30, 3:51 PM EDT | Lakeshore Flood Warning | IWX | 61 hr | |
| Oct 30, 4:13 PM EDT | Lakeshore Flood Warning | MQT | Schoolcraft | 35 hr |
| Oct 31, 4:17 AM EDT | Lakeshore Flood Warning | APX | Presque Isle | 44 hr |
| Oct 31, 4:42 AM EDT | Lakeshore Flood Warning | MQT | Alger, Keweenaw, Luce, Marquette | 41 hr |
| Oct 31, 4:03 PM EDT | Lakeshore Flood Warning | DTX | Huron, Tuscola | 55 hr |
| Nov 14, 9:50 AM EST | Lakeshore Flood Warning | GRR | Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren | 39 hr |
| Nov 14, 10:17 AM EST | Lakeshore Flood Warning | IWX | 42 hr | |
| Nov 14, 11:47 AM EST | Lakeshore Flood Warning | MQT | Alger, Luce | 47 hr |
| Nov 14, 2:37 PM EST | Lakeshore Flood Warning | APX | Alcona, Alpena, Antrim, Benzie, Charlevoix, Chippewa and 5 more | 45 hr |
| Nov 14, 11:03 PM EST | Lakeshore Flood Warning | DTX | Saint Clair | 28 hr |
| Nov 15, 4:09 AM EST | Lakeshore Flood Warning | APX | Leelanau | 32 hr |
| Nov 28, 3:24 PM EST | Lakeshore Flood Warning | IWX | 3 days | |
| Nov 30, 3:16 AM EST | Lakeshore Flood Warning | DTX | Huron, Saint Clair, Sanilac | 53 hr |
| Dec 23, 4:35 AM EST | Lakeshore Flood Warning | MQT | Schoolcraft | 24 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Saint Clair County12
- Van Buren County8
- Macomb County8
- Monroe County7
- Mackinac County6
- Allegan County6
- Alger County6
- Huron County5
- Mason County5
- Muskegon County5
- Oceana County5
- Ottawa County5
- Charlevoix County5
- Emmet County5
- Leelanau County5
- Luce County5
- Wayne County5
- Tuscola County4
- Benzie County4
- Manistee County4
- Schoolcraft County4
- Sanilac County3
- Alcona County3
- Alpena County3
- Iosco County3
- Marquette County3
- Chippewa County2
- Bay County2
- Arenac County2
- Presque Isle County2
- Keweenaw County2
- Antrim County2
- Houghton County1
- Delta County1
- Grand Traverse County1
The busiest days
Days with the most alerts issued, by UTC date.
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.