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Flood in Greene County, Tennessee
46 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.
Greene County, Tennessee, has 46 flood events in the NCEI record since 1950, with at least one in 17 different years.
August is the busiest month, with 11 of the recorded events. The last 20 years account for 32 events against 14 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 1% of the 4,414 flood events recorded in Tennessee; its 7.4 per 100 square miles compares with 10.7 statewide.
NCEI attributes 1 death in the county to floods and flash floods.
Compared with Tennessee
| Measure | Greene County | Tennessee | US |
|---|---|---|---|
| Flood events since 1950 | 46 | 4,414 | 183,559 |
| Per 100 square miles | 7.4 | 10.7 | 5.2 |
| Per 10,000 residents | 6.5 | 6.3 | 5.5 |
| Deaths recorded | 1 | 121 | 2,961 |
| Busiest month | August | February | June |
By year
Seasonality
4Feb
9Mar
4Apr
0May
1Jun
6Jul
5Aug
11Sep
6Oct
0Nov
0Dec
0
Recorded events
All 46 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 |
|---|---|---|---|---|---|---|---|
| 8 Jun 2026 | Flash Flood | — | — | — | — | — | County |
| 30 May 2026 | Flash Flood | — | — | — | — | — | County |
| 12 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 27 Sep 2024 | Flash Flood | — | — | — | — | — | County |
| 27 Sep 2024 | Flood | — | $23M | — | 1 | — | County |
| 26 Sep 2024 | Flood | — | — | — | — | — | County |
| 25 Sep 2024 | Flash Flood | — | — | — | — | — | County |
| 25 Sep 2024 | Flash Flood | — | — | — | — | — | County |
| 2 Aug 2024 | Flash Flood | — | — | — | — | — | County |
| 14 Aug 2023 | Flash Flood | — | $5K | — | — | — | County |
| 7 Aug 2023 | Flash Flood | — | — | — | — | — | County |
| 3 Aug 2023 | Flash Flood | — | $10K | — | — | — | County |
| 10 Aug 2022 | Flash Flood | — | — | — | — | — | County |
| 25 Jul 2022 | Flash Flood | — | — | — | — | — | County |
| 24 Feb 2022 | Flash Flood | — | — | — | — | — | County |
| 24 Feb 2022 | Flash Flood | — | — | — | — | — | County |
| 23 Feb 2022 | Flood | — | — | — | — | — | County |
| 28 Mar 2021 | Flash Flood | — | — | — | — | — | County |
| 28 Mar 2021 | Flood | — | — | — | — | — | County |
| 27 Mar 2021 | Flood | — | — | — | — | — | County |
| 6 Aug 2020 | Flash Flood | — | $1K | — | — | — | County |
| 11 Feb 2020 | Flood | — | — | — | — | — | County |
| 6 Feb 2020 | Flood | — | $175K | — | — | — | County |
| 6 Feb 2020 | Flood | — | — | — | — | — | County |
| 23 Aug 2019 | Flash Flood | — | — | — | — | — | County |
| 23 Feb 2019 | Flood | — | $550K | — | — | — | County |
| 7 Feb 2019 | Flash Flood | — | — | — | — | — | County |
| 30 Jan 2013 | Flood | — | $5K | — | — | — | County |
| 16 Jan 2013 | Flood | — | $3K | — | — | — | County |
| 16 Jan 2013 | Flood | — | $2K | — | — | — | County |
| 28 Feb 2011 | Flood | — | $15K | — | — | — | County |
| 26 Sep 2009 | Flood | — | — | — | — | — | County |
| 25 Jul 2004 | Flash Flood | — | — | — | — | — | County |
| 23 Jun 2004 | Flash Flood | — | — | — | — | — | County |
| 12 Jun 2004 | Flash Flood | — | — | — | — | — | County |
| 12 Jun 2004 | Flash Flood | — | $10K | — | — | — | County |
| 12 Jun 2004 | Flash Flood | — | $40K | — | — | — | County |
| 18 Mar 2002 | Flash Flood | — | — | — | — | — | County |
| 13 Aug 2001 | Flash Flood | — | — | — | — | — | County |
| 12 Aug 2001 | Flash Flood | — | $1.1M | — | — | — | County |
| 9 Aug 2001 | Flood | — | — | — | — | — | County |
| 4 Aug 2001 | Flash Flood | — | — | — | — | — | County |
| 11 Jul 1999 | Flash Flood | — | — | — | — | — | County |
| 6 Jul 1999 | Flash Flood | — | — | — | — | — | County |
| 5 Jun 1998 | Flood | — | — | — | — | — | County |
| 19 Jan 1996 | Flash Flood | — | — | — | — | — | County |
Questions and answers
How many flood events has Greene County had?
46 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?
8 Jun 2026 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Greene County?
The flood of 27 Sep 2024, with property damage estimated by NCEI at $23M; 1 death recorded.
How does Greene County compare with Tennessee for flood?
7.4 events per 100 square miles against 10.7 statewide; the county holds 46 of the state's 4,414 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.