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Flood in Windsor County, Vermont
65 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.
Windsor County, Vermont, has 65 flood events in the NCEI record since 1950, with at least one in 19 different years.
July is the busiest month, with 25 of the recorded events. The last 20 years account for 40 events against 25 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 7.1% of the 911 flood events recorded in Vermont; its 6.7 per 100 square miles compares with 9.9 statewide.
NCEI attributes 1 death in the county to floods and flash floods.
Compared with Vermont
| Measure | Windsor County | Vermont | US |
|---|---|---|---|
| Flood events since 1950 | 65 | 911 | 183,559 |
| Per 100 square miles | 6.7 | 9.9 | 5.2 |
| Per 10,000 residents | 11.2 | 14.1 | 5.5 |
| Deaths recorded | 1 | 11 | 2,961 |
| Busiest month | July | July | June |
By year
Seasonality
5Feb
0Mar
3Apr
5May
3Jun
7Jul
25Aug
11Sep
0Oct
4Nov
0Dec
2
Recorded events
All 65 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 |
|---|---|---|---|---|---|---|---|
| 6 Jun 2025 | Flood | — | $25K | — | — | — | County |
| 6 Jun 2025 | Flood | — | $25K | — | — | — | County |
| 17 May 2025 | Flash Flood | — | $250K | — | — | — | County |
| 18 Dec 2023 | Flood | — | $250K | — | — | — | County |
| 4 Aug 2023 | Flash Flood | — | $50K | — | — | — | County |
| 3 Aug 2023 | Flash Flood | — | $100K | — | — | — | County |
| 18 Jul 2023 | Flash Flood | — | $100K | — | — | — | County |
| 10 Jul 2023 | Flash Flood | — | $5K | — | — | — | County |
| 10 Jul 2023 | Flash Flood | — | $25M | — | 1 | — | County |
| 7 Jul 2023 | Flash Flood | — | $25K | — | — | — | County |
| 15 Apr 2019 | Flash Flood | — | $100K | — | — | — | County |
| 15 Apr 2019 | Flash Flood | — | $500K | — | — | — | County |
| 27 Jul 2018 | Flash Flood | — | $400K | — | — | — | County |
| 17 Jul 2017 | Flash Flood | — | $10K | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $75K | — | — | — | County |
| 1 Jul 2017 | Flash Flood | — | $3.2M | — | — | — | County |
| 28 Jul 2014 | Flash Flood | — | $600K | — | — | — | County |
| 28 Jul 2014 | Flash Flood | — | $100K | — | — | — | County |
| 28 Jul 2014 | Flash Flood | — | $300K | — | — | — | County |
| 28 Jul 2014 | Flash Flood | — | $50K | — | — | — | County |
| 28 Aug 2013 | Flash Flood | — | $50K | — | — | — | County |
| 18 Jul 2013 | Flash Flood | — | $15K | — | — | — | County |
| 10 Jul 2013 | Flash Flood | — | $10K | — | — | — | County |
| 10 Jul 2013 | Flash Flood | — | $15K | — | — | — | County |
| 2 Jul 2013 | Flash Flood | — | $25K | — | — | — | County |
| 2 Jul 2013 | Flash Flood | — | $200K | — | — | — | County |
| 2 Jul 2013 | Flash Flood | — | $100K | — | — | — | County |
| 28 Aug 2011 | Flash Flood | — | $100M | $5.0M | — | — | County |
| 28 Aug 2011 | Flood | — | $20M | $2.5M | — | — | County |
| 27 Apr 2011 | Flood | — | $100K | — | — | — | County |
| 6 Mar 2011 | Flood | — | — | — | — | — | County |
| 15 Oct 2010 | Flood | — | $50K | — | — | — | County |
| 1 Oct 2010 | Flood | — | — | — | — | — | County |
| 25 Jan 2010 | Flood | — | $25K | — | — | — | County |
| 7 Aug 2008 | Flash Flood | — | $10K | — | — | — | County |
| 7 Aug 2008 | Flash Flood | — | $25K | — | — | — | County |
| 6 Aug 2008 | Flood | — | $100K | — | — | — | County |
| 6 Aug 2008 | Flash Flood | — | $50K | — | — | — | County |
| 11 Jul 2007 | Flash Flood | — | $750K | — | — | — | County |
| 11 Jul 2007 | Flash Flood | — | $250K | — | — | — | County |
| 14 May 2006 | Flood | — | $25K | — | — | — | County |
| 18 Jan 2006 | Flood | — | $3K | — | — | — | Forecast zone |
| 9 Oct 2005 | Flood | — | $20K | — | — | — | Forecast zone |
| 29 Aug 2005 | Flash Flood | — | $50K | — | — | — | County |
| 28 Mar 2005 | Flood | — | $5K | — | — | — | Forecast zone |
| 29 Oct 2003 | Flood | — | $1K | — | — | — | Forecast zone |
| 12 Aug 2003 | Flash Flood | — | $10K | — | — | — | County |
| 24 Jul 2003 | Flash Flood | — | $10K | — | — | — | County |
| 13 Apr 2002 | Flood | — | $50K | — | — | — | Forecast zone |
| 17 Dec 2000 | Flash Flood | — | $5K | — | — | — | County |
| 31 Jul 2000 | Flash Flood | — | $10K | — | — | — | County |
| 16 Jul 2000 | Flash Flood | — | $500K | — | — | — | County |
| 4 Apr 2000 | Flash Flood | — | $10K | — | — | — | County |
| 28 Mar 2000 | Flash Flood | — | $5K | — | — | — | County |
| 24 Jan 1999 | Flash Flood | — | $10K | — | — | — | County |
| 27 Jun 1998 | Flash Flood | — | $1.0M | — | — | — | County |
| 17 Jun 1998 | Flash Flood | — | $5K | — | — | — | County |
| 13 Jul 1996 | Flood | — | $10K | — | — | — | Forecast zone |
| 13 Jul 1996 | Flood | — | $5K | — | — | — | Forecast zone |
| 13 Jun 1996 | Flash Flood | — | $15K | — | — | — | County |
| 13 Jun 1996 | Flash Flood | — | $15K | — | — | — | County |
| 12 Jun 1996 | Flash Flood | — | $250K | — | — | — | County |
| 11 May 1996 | Flood | — | $5K | — | — | — | Forecast zone |
| 20 Jan 1996 | Flood | — | $5K | — | — | — | Forecast zone |
| 19 Jan 1996 | Flood | — | $900K | — | — | — | Forecast zone |
Questions and answers
How many flood events has Windsor County had?
65 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 Windsor County?
6 Jun 2025 (Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Windsor County?
The flash flood of 28 Aug 2011, with property damage estimated by NCEI at $100M and crop damage at $5.0M.
How does Windsor County compare with Vermont for flood?
6.7 events per 100 square miles against 9.9 statewide; the county holds 65 of the state's 911 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.