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Flood in Macomb County, Michigan
71 floods and flash floods events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Flood, Flash Flood, Coastal Flood, Lakeshore Flood.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
NCEI records 71 flood events in Macomb County, Michigan, between 1950 and 2026, spread over 21 years.
July is the busiest month, with 16 of the recorded events. The last 20 years account for 44 events against 27 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 5.4% of the 1,305 flood events recorded in Michigan; its 14.8 per 100 square miles compares with 2.3 statewide.
Compared with Michigan
| Measure | Macomb County | Michigan | US |
|---|---|---|---|
| Flood events since 1950 | 71 | 1,305 | 183,559 |
| Per 100 square miles | 14.8 | 2.3 | 5.2 |
| Per 10,000 residents | 0.8 | 1.3 | 5.5 |
| Deaths recorded | 0 | 12 | 2,961 |
| Busiest month | July | May | June |
By year
Seasonality
4Feb
7Mar
3Apr
4May
7Jun
9Jul
16Aug
14Sep
6Oct
0Nov
1Dec
0
Recorded events
All 71 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 28 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 18 Jun 2025 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 23 Jul 2024 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 2021 | Flash Flood | — | $100K | — | — | — | County |
| 26 Jun 2021 | Flash Flood | — | $1.0M | — | — | — | County |
| 6 Sep 2020 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 1 Sep 2020 | Flood | — | — | — | — | — | County |
| 28 Aug 2020 | Flash Flood | — | — | — | — | — | County |
| 28 Aug 2020 | Flood | — | — | — | — | — | County |
| 1 Aug 2020 | Flood | — | — | — | — | — | County |
| 19 Jul 2020 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 10 Jul 2020 | Flash Flood | — | — | — | — | — | County |
| 1 Jul 2020 | Flood | — | — | — | — | — | County |
| 12 Jun 2020 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 10 Jun 2020 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 1 Jun 2020 | Flood | — | — | — | — | — | County |
| 12 May 2020 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 3 May 2020 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 23 Apr 2020 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 18 Jan 2020 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 11 Jan 2020 | Flood | — | — | — | — | — | County |
| 11 Jan 2020 | Flood | — | — | — | — | — | County |
| 11 Jan 2020 | Flood | — | — | — | — | — | County |
| 1 Nov 2019 | Flood | — | $3.0M | — | — | — | County |
| 12 Aug 2019 | Flood | — | — | — | — | — | County |
| 12 Aug 2019 | Flash Flood | — | — | — | — | — | County |
| 6 Jul 2019 | Flash Flood | — | $895K | — | — | — | County |
| 6 Jul 2019 | Flood | — | — | — | — | — | County |
| 6 Jul 2019 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 8 May 2019 | Lakeshore Flood | — | — | — | — | — | Forecast zone |
| 28 Aug 2017 | Flash Flood | — | — | — | — | — | County |
| 29 Sep 2016 | Flash Flood | — | $500K | — | — | — | County |
| 16 Aug 2016 | Flood | — | — | — | — | — | County |
| 8 Jul 2016 | Flood | — | — | — | — | — | County |
| 11 Aug 2014 | Flash Flood | — | $300M | — | — | — | County |
| 11 Aug 2014 | Flood | — | — | — | — | — | County |
| 30 Aug 2013 | Flash Flood | — | — | — | — | — | County |
| 15 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 25 Jun 2009 | Flash Flood | — | — | — | — | — | County |
| 19 Jun 2009 | Flash Flood | — | — | — | — | — | County |
| 14 Sep 2008 | Flood | — | $750K | — | — | — | County |
| 13 Sep 2008 | Flood | — | $50K | — | — | — | County |
| 27 Mar 2007 | Flash Flood | — | $250K | — | — | — | County |
| 17 Feb 2006 | Flood | — | $5K | — | — | — | County |
| 16 Jul 2005 | Flash Flood | — | $100K | — | — | — | County |
| 23 May 2004 | Flood | — | $100M | — | — | — | Forecast zone |
| 23 May 2004 | Flood | — | — | — | — | — | Forecast zone |
| 23 May 2004 | Flood | — | — | — | — | — | Forecast zone |
| 23 May 2004 | Flood | — | — | — | — | — | Forecast zone |
| 9 Feb 2001 | Flood | — | $5K | — | — | — | Forecast zone |
| 29 Jul 2000 | Flash Flood | — | $125K | — | — | — | County |
| 28 Jul 2000 | Flash Flood | — | $25K | — | — | — | County |
| 27 Jul 2000 | Flash Flood | — | $10K | — | — | — | County |
| 25 Jun 2000 | Flood | — | — | — | — | — | Forecast zone |
| 20 Apr 2000 | Flood | — | — | — | — | — | County |
| 20 Apr 2000 | Flood | — | — | — | — | — | Forecast zone |
| 6 Sep 1999 | Flash Flood | — | $30K | — | — | — | County |
| 9 Aug 1998 | Flash Flood | — | $300K | — | — | — | County |
| 6 Aug 1998 | Flood | — | — | — | — | — | Forecast zone |
| 9 Apr 1998 | Flood | — | — | — | — | — | Forecast zone |
| 9 Mar 1998 | Flood | — | — | — | — | — | Forecast zone |
| 17 Feb 1998 | Flood | — | — | — | — | — | Forecast zone |
| 17 Feb 1998 | Flood | — | $30K | — | — | — | Forecast zone |
| 2 Jul 1997 | Flash Flood | — | — | — | — | — | County |
| 2 Jul 1997 | Flood | — | — | — | — | — | Forecast zone |
| 14 Mar 1997 | Flood | — | — | — | — | — | Forecast zone |
| 27 Feb 1997 | Flood | — | — | — | — | — | Forecast zone |
| 21 Feb 1997 | Flood | — | — | — | — | — | Forecast zone |
| 18 Jun 1996 | Flood | — | — | — | — | — | Forecast zone |
| 27 Feb 1996 | Flood | — | — | — | — | — | Forecast zone |
Questions and answers
How many flood events has Macomb County had?
71 events in the NCEI Storm Events record between 1950 and 2026. Reporting of floods and flash floods became far more complete after 1996, so early decades undercount.
When was the last recorded flood event in Macomb County?
28 Jul 2025 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Macomb County?
The flash flood of 11 Aug 2014, with property damage estimated by NCEI at $300M.
How does Macomb County compare with Michigan for flood?
14.8 events per 100 square miles against 2.3 statewide; the county holds 71 of the state's 1,305 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Flood hub and the county page.