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Flood in Harrison County, West Virginia
137 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 137 flood events in Harrison County, West Virginia, between 1950 and 2026, spread over 27 years.
May is the busiest month, with 37 of the recorded events. The last 20 years account for 107 events against 30 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 3.3% of the 4,166 flood events recorded in West Virginia; its 32.9 per 100 square miles compares with 17.3 statewide.
Compared with West Virginia
| Measure | Harrison County | West Virginia | US |
|---|---|---|---|
| Flood events since 1950 | 137 | 4,166 | 183,559 |
| Per 100 square miles | 32.9 | 17.3 | 5.2 |
| Per 10,000 residents | 21.0 | 23.4 | 5.5 |
| Deaths recorded | 0 | 85 | 2,961 |
| Busiest month | May | June | June |
By year
Seasonality
5Feb
10Mar
3Apr
7May
37Jun
30Jul
20Aug
15Sep
3Oct
2Nov
3Dec
2
Recorded events
All 137 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 Jun 2026 | Flash Flood | — | — | — | — | — | County |
| 27 Jun 2026 | Flash Flood | — | — | — | — | — | County |
| 27 Jun 2026 | Flash Flood | — | $40K | — | — | — | County |
| 27 Jun 2026 | Flash Flood | — | — | — | — | — | County |
| 28 May 2026 | Flood | — | — | — | — | — | County |
| 28 May 2026 | Flood | — | — | — | — | — | County |
| 28 May 2026 | Flood | — | — | — | — | — | County |
| 27 May 2026 | Flood | — | — | — | — | — | County |
| 27 May 2026 | Flash Flood | — | — | — | — | — | County |
| 27 May 2026 | Flash Flood | — | — | — | — | — | County |
| 27 May 2026 | Flash Flood | — | — | — | — | — | County |
| 27 May 2026 | Flash Flood | — | — | — | — | — | County |
| 27 May 2026 | Flash Flood | — | — | — | — | — | County |
| 27 May 2026 | Flood | — | — | — | — | — | County |
| 27 May 2026 | Flash Flood | — | — | — | — | — | County |
| 24 May 2026 | Flood | — | — | — | — | — | County |
| 24 May 2026 | Flash Flood | — | — | — | — | — | County |
| 24 May 2026 | Flash Flood | — | — | — | — | — | County |
| 31 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 31 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 25 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 18 Jul 2025 | Flash Flood | — | — | — | — | — | County |
| 15 Jun 2025 | Flash Flood | — | — | — | — | — | County |
| 15 Jun 2025 | Flash Flood | — | — | — | — | — | County |
| 8 Jun 2025 | Flood | — | — | — | — | — | County |
| 30 May 2025 | Flood | — | — | — | — | — | County |
| 30 May 2025 | Flood | — | — | — | — | — | County |
| 30 May 2025 | Flood | — | — | — | — | — | County |
| 28 May 2025 | Flash Flood | — | — | — | — | — | County |
| 28 May 2025 | Flood | — | — | — | — | — | County |
| 28 May 2025 | Flood | — | — | — | — | — | County |
| 28 May 2025 | Flash Flood | — | — | — | — | — | County |
| 28 May 2025 | Flash Flood | — | — | — | — | — | County |
| 28 May 2025 | Flash Flood | — | — | — | — | — | County |
| 28 May 2025 | Flash Flood | — | — | — | — | — | County |
| 13 May 2025 | Flash Flood | — | — | — | — | — | County |
| 31 Jan 2025 | Flood | — | $150 | — | — | — | County |
| 26 May 2024 | Flash Flood | — | — | — | — | — | County |
| 26 May 2024 | Flash Flood | — | — | — | — | — | County |
| 26 May 2024 | Flash Flood | — | — | — | — | — | County |
| 12 Apr 2024 | Flash Flood | — | — | — | — | — | County |
| 11 Apr 2024 | Flash Flood | — | — | — | — | — | County |
| 11 Apr 2024 | Flash Flood | — | — | — | — | — | County |
| 29 Aug 2023 | Flood | — | $5K | — | — | — | County |
| 29 Aug 2023 | Flash Flood | — | $700K | — | — | — | County |
| 7 Aug 2023 | Flash Flood | — | $750 | — | — | — | County |
| 7 Aug 2023 | Flash Flood | — | $1K | — | — | — | County |
| 21 Aug 2022 | Flash Flood | — | $250 | — | — | — | County |
| 11 Aug 2022 | Flash Flood | — | $3K | — | — | — | County |
| 10 Aug 2022 | Flash Flood | — | $6K | — | — | — | County |
| 14 Jun 2022 | Flash Flood | — | $2K | — | — | — | County |
| 14 Jun 2022 | Flash Flood | — | $2K | — | — | — | County |
| 14 Jun 2022 | Flash Flood | — | $1K | — | — | — | County |
| 14 Jun 2022 | Flash Flood | — | $1K | — | — | — | County |
| 7 May 2022 | Flood | — | $250 | — | — | — | County |
| 4 Feb 2022 | Flood | — | $2K | — | — | — | County |
| 4 Feb 2022 | Flood | — | $3K | — | — | — | County |
| 3 Feb 2022 | Flood | — | $8K | — | — | — | County |
| 1 Jan 2022 | Flood | — | $500 | — | — | — | County |
| 4 Aug 2021 | Flash Flood | — | $8K | — | — | — | County |
| 13 Jun 2021 | Flash Flood | — | $3K | — | — | — | County |
| 11 Jun 2021 | Flood | — | $20K | — | — | — | County |
| 7 Jul 2020 | Flash Flood | — | $10K | — | — | — | County |
| 27 Jun 2020 | Flash Flood | — | $8K | — | — | — | County |
| 27 Jun 2020 | Flash Flood | — | — | — | — | — | County |
| 17 Jul 2019 | Flash Flood | — | $1K | — | — | — | County |
| 6 Jul 2019 | Flash Flood | — | $2K | — | — | — | County |
| 12 May 2019 | Flood | — | $5K | — | — | — | County |
| 20 Feb 2019 | Flood | — | $8K | — | — | — | County |
| 2 Oct 2018 | Flash Flood | — | $1K | — | — | — | County |
| 2 Oct 2018 | Flash Flood | — | $2K | — | — | — | County |
| 28 Sep 2018 | Flood | — | $5K | — | — | — | County |
| 10 Aug 2018 | Flash Flood | — | $2K | — | — | — | County |
| 22 Jun 2018 | Flash Flood | — | $1K | — | — | — | County |
| 22 Jun 2018 | Flash Flood | — | $1K | — | — | — | County |
| 16 Apr 2018 | Flood | — | $15K | — | — | — | County |
| 16 Feb 2018 | Flood | — | $2K | — | — | — | County |
| 29 Jul 2017 | Flash Flood | — | $1.3M | — | — | — | County |
| 29 Jul 2017 | Flash Flood | — | $2K | — | — | — | County |
| 29 Jul 2017 | Flood | — | $100K | — | — | — | County |
| 23 Jun 2016 | Flash Flood | — | $25K | — | — | — | County |
| 14 Mar 2016 | Flash Flood | — | $5K | — | — | — | County |
| 6 Jul 2015 | Flash Flood | — | $40K | — | — | — | County |
| 20 Jun 2015 | Flash Flood | — | $25K | — | — | — | County |
| 8 Apr 2015 | Flash Flood | — | $2K | — | — | — | County |
| 11 Mar 2015 | Flood | — | $10K | — | — | — | County |
| 4 Mar 2015 | Flood | — | $75K | — | — | — | County |
| 27 Jul 2014 | Flash Flood | — | $5K | — | — | — | County |
| 12 Jun 2014 | Flash Flood | — | $7K | — | — | — | County |
| 28 Aug 2013 | Flash Flood | — | $50K | — | — | — | County |
| 28 Aug 2013 | Flash Flood | — | $10K | — | — | — | County |
| 13 Aug 2013 | Flash Flood | — | $125K | — | — | — | County |
| 9 Jul 2013 | Flash Flood | — | $5K | — | — | — | County |
| 28 Jun 2013 | Flash Flood | — | $5K | — | — | — | County |
| 13 Jun 2013 | Flash Flood | — | $15K | — | — | — | County |
| 29 Feb 2012 | Flash Flood | — | $475K | — | — | — | County |
| 23 Nov 2011 | Flood | — | $5K | — | — | — | County |
| 4 Sep 2011 | Flash Flood | — | $2K | — | — | — | County |
| 6 Aug 2011 | Flash Flood | — | $950K | — | — | — | County |
| 9 Jun 2011 | Flash Flood | — | $25K | — | — | — | County |
| 19 Apr 2011 | Flood | — | $50K | — | — | — | County |
| 4 May 2009 | Flood | — | $10K | — | — | — | County |
| 4 Jun 2008 | Flood | — | $500K | — | — | — | County |
| 3 Jun 2008 | Flash Flood | — | $1.0M | — | — | — | County |
| 13 Dec 2007 | Flash Flood | — | $200K | — | — | — | County |
| 13 Dec 2007 | Flood | — | $10K | — | — | — | County |
| 5 Jul 2007 | Flood | — | — | — | — | — | County |
| 29 Aug 2005 | Flash Flood | — | $25K | — | — | — | County |
| 25 Jul 2005 | Flood | — | $5K | — | — | — | Forecast zone |
| 18 May 2004 | Flood | — | $75K | — | — | — | Forecast zone |
| 12 Apr 2004 | Flood | — | $4K | — | — | — | Forecast zone |
| 6 Feb 2004 | Flood | — | — | — | — | — | Forecast zone |
| 19 Nov 2003 | Flood | — | $300K | — | — | — | Forecast zone |
| 12 Nov 2003 | Flood | — | $10K | — | — | — | Forecast zone |
| 10 Jul 2003 | Flash Flood | — | $250K | — | — | — | County |
| 6 Jul 2003 | Flash Flood | — | $15K | — | — | — | County |
| 23 May 2003 | Flood | — | $5K | — | — | — | Forecast zone |
| 22 Feb 2003 | Flood | — | — | — | — | — | Forecast zone |
| 12 Aug 2001 | Flash Flood | — | $15K | — | — | — | County |
| 8 Jul 2001 | Flash Flood | — | $10K | — | — | — | County |
| 2 Sep 2000 | Flash Flood | — | $5K | — | — | — | County |
| 30 Jul 2000 | Flash Flood | — | $10K | — | — | — | County |
| 19 Feb 2000 | Flood | — | $75K | — | — | — | Forecast zone |
| 18 Feb 2000 | Flash Flood | — | $100K | — | — | — | County |
| 29 Jun 1998 | Flood | — | $5K | — | — | — | Forecast zone |
| 28 Jun 1998 | Flash Flood | — | $10K | — | — | — | County |
| 19 Jun 1998 | Flood | — | $5K | — | — | — | Forecast zone |
| 19 Jun 1998 | Flash Flood | — | $5K | — | — | — | County |
| 15 Jun 1998 | Flash Flood | — | $15K | — | — | — | County |
| 25 May 1997 | Flash Flood | — | $5K | — | — | — | County |
| 2 Jul 1996 | Flash Flood | — | $3K | — | — | — | County |
| 16 May 1996 | Flash Flood | — | $300K | — | — | — | County |
| 4 May 1996 | Flash Flood | — | $100K | — | — | — | County |
| 4 May 1996 | Flood | — | $50K | — | — | — | Forecast zone |
| 24 Jan 1996 | Flash Flood | — | $5K | — | — | — | County |
| 19 Jan 1996 | Flood | — | $15K | — | — | — | Forecast zone |
| 19 Jan 1996 | Flash Flood | — | $5K | — | — | — | County |
Questions and answers
How many flood events has Harrison County had?
137 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 Harrison County?
28 Jun 2026 (Flash Flood). Records reach NCEI about 120 days after the month ends.
What was the most damaging flood event recorded in Harrison County?
The flash flood of 29 Jul 2017, with property damage estimated by NCEI at $1.3M.
How does Harrison County compare with West Virginia for flood?
32.9 events per 100 square miles against 17.3 statewide; the county holds 137 of the state's 4,166 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.