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Flood in Greene County, New York
108 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 108 flood events in Greene County, New York, between 1950 and 2026, spread over 21 years.
August is the busiest month, with 25 of the recorded events. The last 20 years account for 77 events against 31 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1.6% of the 6,836 flood events recorded in New York; its 16.7 per 100 square miles compares with 14.5 statewide.
NCEI attributes 3 deaths in the county to floods and flash floods.
Compared with New York
| Measure | Greene County | New York | US |
|---|---|---|---|
| Flood events since 1950 | 108 | 6,836 | 183,559 |
| Per 100 square miles | 16.7 | 14.5 | 5.2 |
| Per 10,000 residents | 22.3 | 3.4 | 5.5 |
| Deaths recorded | 3 | 117 | 2,961 |
| Busiest month | August | July | June |
By year
Seasonality
4Feb
0Mar
3Apr
5May
4Jun
3Jul
13Aug
25Sep
16Oct
9Nov
2Dec
24
Recorded events
All 108 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 |
|---|---|---|---|---|---|---|---|
| 9 Aug 2024 | Flash Flood | — | $500 | — | — | — | County |
| 18 Dec 2023 | Flood | — | $30K | — | 1 | — | County |
| 18 Dec 2023 | Flood | — | $5K | — | — | — | County |
| 18 Dec 2023 | Flood | — | $5K | — | — | — | County |
| 18 Dec 2023 | Flood | — | $3K | — | — | — | County |
| 16 Jul 2023 | Flood | — | $5K | — | — | — | County |
| 1 May 2023 | Flood | — | — | — | — | — | County |
| 30 Apr 2023 | Flood | — | — | — | — | — | County |
| 7 Apr 2022 | Flood | — | $20K | — | — | — | County |
| 7 Apr 2022 | Flood | — | $20K | — | — | — | County |
| 7 Apr 2022 | Flood | — | — | — | — | — | County |
| 12 Nov 2021 | Flood | — | — | — | — | — | County |
| 26 Oct 2021 | Flood | — | — | — | — | — | County |
| 26 Oct 2021 | Flood | — | — | — | — | — | County |
| 26 Oct 2021 | Flood | — | — | — | — | — | County |
| 26 Oct 2021 | Flood | — | — | — | — | — | County |
| 26 Oct 2021 | Flood | — | — | — | — | — | County |
| 8 Sep 2021 | Flash Flood | — | — | — | — | — | County |
| 23 Aug 2021 | Flash Flood | — | — | — | — | — | County |
| 23 Aug 2021 | Flash Flood | — | — | — | — | — | County |
| 23 Aug 2021 | Flood | — | — | — | — | — | County |
| 18 Jul 2021 | Flash Flood | — | — | — | — | — | County |
| 25 Dec 2020 | Flood | — | — | — | — | — | County |
| 25 Dec 2020 | Flood | — | — | — | — | — | County |
| 25 Dec 2020 | Flood | — | — | — | — | — | County |
| 25 Dec 2020 | Flood | — | $85K | — | — | — | County |
| 25 Dec 2020 | Flood | — | — | — | — | — | County |
| 25 Dec 2020 | Flood | — | — | — | — | — | County |
| 25 Dec 2020 | Flood | — | $75K | — | — | — | County |
| 25 Dec 2020 | Flood | — | — | — | — | — | County |
| 25 Dec 2020 | Flood | — | — | — | — | — | County |
| 3 Aug 2018 | Flash Flood | — | $1K | — | — | — | County |
| 3 Aug 2018 | Flash Flood | — | — | — | — | — | County |
| 23 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 22 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 22 Jul 2013 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2012 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2012 | Flash Flood | — | — | — | — | — | County |
| 8 Sep 2011 | Flash Flood | — | — | — | — | — | County |
| 7 Sep 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flash Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flash Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | 1 | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flash Flood | — | — | — | 1 | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 28 Aug 2011 | Flood | — | — | — | — | — | County |
| 20 May 2011 | Flash Flood | — | — | — | — | — | County |
| 1 Dec 2010 | Flash Flood | — | — | — | — | — | County |
| 1 Dec 2010 | Flash Flood | — | — | — | — | — | County |
| 1 Dec 2010 | Flash Flood | — | — | — | — | — | County |
| 1 Dec 2010 | Flash Flood | — | — | — | — | — | County |
| 1 Dec 2010 | Flash Flood | — | — | — | — | — | County |
| 1 Dec 2010 | Flash Flood | — | — | — | — | — | County |
| 1 Dec 2010 | Flash Flood | — | — | — | — | — | County |
| 1 Dec 2010 | Flash Flood | — | $180K | — | — | — | County |
| 1 Dec 2010 | Flash Flood | — | — | — | — | — | County |
| 1 Oct 2010 | Flood | — | — | — | — | — | County |
| 25 Jan 2010 | Flash Flood | — | — | — | — | — | County |
| 25 Jan 2010 | Flash Flood | — | — | — | — | — | County |
| 25 Jan 2010 | Flash Flood | — | — | — | — | — | County |
| 25 Jan 2010 | Flash Flood | — | — | — | — | — | County |
| 31 Jul 2009 | Flash Flood | — | — | — | — | — | County |
| 31 Jul 2009 | Flash Flood | — | — | — | — | — | County |
| 31 Jul 2009 | Flood | — | — | — | — | — | County |
| 29 Jul 2009 | Flash Flood | — | — | — | — | — | County |
| 12 Dec 2008 | Flood | — | $1K | — | — | — | County |
| 8 Mar 2008 | Flood | — | $10K | — | — | — | County |
| 5 Mar 2008 | Flood | — | $9K | — | — | — | County |
| 15 Apr 2007 | Flood | — | — | — | — | — | County |
| 28 Oct 2006 | Flood | — | — | — | — | — | County |
| 28 Jun 2006 | Flood | — | — | — | — | — | County |
| 18 Jul 2005 | Flash Flood | — | — | — | — | — | County |
| 28 Nov 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 18 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 17 Sep 2004 | Flash Flood | — | — | — | — | — | County |
| 13 May 2004 | Flash Flood | — | — | — | — | — | County |
| 11 Aug 2003 | Flash Flood | — | $15K | — | — | — | County |
| 2 Aug 2003 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2003 | Flash Flood | — | $10K | — | — | — | County |
| 2 Aug 2003 | Flash Flood | — | $25K | — | — | — | County |
| 2 Aug 2003 | Flash Flood | — | $25K | — | — | — | County |
| 17 Dec 2000 | Flash Flood | — | $55K | — | — | — | County |
| 6 Jun 2000 | Flash Flood | — | $115K | — | — | — | County |
| 16 Sep 1999 | Flash Flood | — | $3.0M | — | — | — | County |
| 4 Jul 1999 | Flash Flood | — | $40K | — | — | — | County |
| 22 Mar 1999 | Flash Flood | — | $10K | — | — | — | County |
| 14 Jun 1998 | Flash Flood | — | $25K | — | — | — | County |
| 6 May 1998 | Flash Flood | — | $30K | — | — | — | County |
| 20 Oct 1996 | Flash Flood | — | $20K | — | — | — | County |
| 20 Oct 1996 | Flash Flood | — | $20K | — | — | — | County |
| 13 Jul 1996 | Flash Flood | — | $20K | — | — | — | County |
| 13 Jul 1996 | Flash Flood | — | $10K | — | — | — | County |
Questions and answers
How many flood events has Greene County had?
108 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 Greene County?
9 Aug 2024 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Greene County?
The flash flood of 16 Sep 1999, with property damage estimated by NCEI at $3.0M.
How does Greene County compare with New York for flood?
16.7 events per 100 square miles against 14.5 statewide; the county holds 108 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.