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Flood in Madison County, New York
53 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.
Madison County, New York, has 53 flood events in the NCEI record since 1950, with at least one in 16 different years.
July is the busiest month, with 21 of the recorded events. The last 20 years account for 35 events against 18 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.8% of the 6,836 flood events recorded in New York; its 8.1 per 100 square miles compares with 14.5 statewide.
Compared with New York
| Measure | Madison County | New York | US |
|---|---|---|---|
| Flood events since 1950 | 53 | 6,836 | 183,559 |
| Per 100 square miles | 8.1 | 14.5 | 5.2 |
| Per 10,000 residents | 7.8 | 3.4 | 5.5 |
| Deaths recorded | 0 | 117 | 2,961 |
| Busiest month | July | July | June |
By year
Seasonality
2Feb
0Mar
1Apr
3May
3Jun
10Jul
21Aug
5Sep
2Oct
1Nov
3Dec
2
Recorded events
All 53 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 |
|---|---|---|---|---|---|---|---|
| 22 Jun 2025 | Flash Flood | — | $100K | — | — | — | County |
| 22 Jun 2025 | Flash Flood | — | $5K | — | — | — | County |
| 22 Jun 2025 | Flash Flood | — | $2K | — | — | — | County |
| 22 Jun 2025 | Flash Flood | — | $5K | — | — | — | County |
| 16 May 2025 | Flash Flood | — | $1K | — | — | — | County |
| 18 Dec 2023 | Flash Flood | — | $2K | — | — | — | County |
| 22 Aug 2021 | Flash Flood | — | $5K | — | — | — | County |
| 22 Aug 2021 | Flash Flood | — | $10K | — | — | — | County |
| 31 Oct 2019 | Flash Flood | — | $10K | — | — | — | County |
| 14 Aug 2018 | Flash Flood | — | $100K | — | — | — | County |
| 14 Aug 2018 | Flash Flood | — | $10K | — | — | — | County |
| 12 Jan 2018 | Flood | — | — | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $160K | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $15K | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $22K | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $40K | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $15K | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $340K | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $30K | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $22K | — | — | — | County |
| 7 Jul 2013 | Flash Flood | — | $5K | — | — | — | County |
| 7 Jul 2013 | Flash Flood | — | $10K | — | — | — | County |
| 5 Jul 2013 | Flash Flood | — | $150K | — | — | — | County |
| 5 Jul 2013 | Flash Flood | — | $150K | — | — | — | County |
| 5 Jul 2013 | Flash Flood | — | $100K | — | — | — | County |
| 5 Jul 2013 | Flash Flood | — | $50K | — | — | — | County |
| 5 Jul 2013 | Flash Flood | — | $100K | — | — | — | County |
| 1 Jul 2013 | Flash Flood | — | $10K | — | — | — | County |
| 1 Jul 2013 | Flash Flood | — | $25K | — | — | — | County |
| 1 Jul 2013 | Flash Flood | — | $5K | — | — | — | County |
| 28 Jun 2013 | Flash Flood | — | $1.0M | — | — | — | County |
| 28 Jun 2013 | Flash Flood | — | $1.0M | — | — | — | County |
| 27 Sep 2011 | Flash Flood | — | — | — | — | — | County |
| 7 Sep 2011 | Flood | — | $800K | — | — | — | County |
| 14 Mar 2007 | Flood | — | $5K | — | — | — | County |
| 16 Nov 2006 | Flash Flood | — | $10K | — | — | — | County |
| 16 Nov 2006 | Flash Flood | — | $10K | — | — | — | County |
| 12 Jul 2006 | Flash Flood | — | $5K | — | — | — | County |
| 12 Jul 2006 | Flash Flood | — | $1K | — | — | — | County |
| 27 Jun 2006 | Flash Flood | — | $25M | — | — | — | County |
| 27 Jun 2006 | Flash Flood | — | $200K | — | — | — | County |
| 15 Apr 2006 | Flash Flood | — | $10K | — | — | — | County |
| 15 Apr 2006 | Flash Flood | — | $25K | — | — | — | County |
| 2 Apr 2005 | Flash Flood | — | $100K | — | — | — | County |
| 28 Nov 2004 | Flash Flood | — | $10K | — | — | — | County |
| 30 Aug 2004 | Flash Flood | — | $500K | — | — | — | County |
| 28 Jul 2004 | Flash Flood | — | $10K | — | — | — | County |
| 13 May 2004 | Flash Flood | — | $20K | — | — | — | County |
| 27 Jun 2002 | Flood | — | $10K | — | — | — | County |
| 23 Jun 2001 | Flash Flood | — | — | — | — | — | County |
| 13 May 2000 | Flash Flood | — | — | — | — | — | County |
| 13 Dec 1996 | Flash Flood | — | — | — | — | — | County |
| 19 Jan 1996 | Flash Flood | — | $1.5M | — | — | — | County |
Questions and answers
How many flood events has Madison County had?
53 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 Madison County?
22 Jun 2025 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Madison County?
The flash flood of 27 Jun 2006, with property damage estimated by NCEI at $25M.
How does Madison County compare with New York for flood?
8.1 events per 100 square miles against 14.5 statewide; the county holds 53 of the state's 6,836 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.