Ohio, 2020
The year's recorded storm events, federal disaster declarations and flood insurance claims.
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.
Events by hazard
Includes events recorded by forecast zone. The state's yearly total for 2020 was 1,820 against 2,278 in 2019.
Counties with the most recorded events
Notable events
| Date | County | Event type | Magnitude | Property damage | Deaths | Injuries |
|---|---|---|---|---|---|---|
| 20 Mar 2020 | Harrison | Flash Flood | — | $100,000 | 2 | — |
| 15 Nov 2020 | Harrison | Thunderstorm Wind | 58 mph | — | 2 | — |
| 15 Nov 2020 | Montgomery | High Wind | 66 mph | $50,000 | 1 | — |
| 19 May 2020 | Franklin | Flash Flood | — | $20,000 | 1 | — |
| 13 Feb 2020 | Gallia | Flood | — | $5,000 | 1 | — |
| 15 Nov 2020 | Lake | Thunderstorm Wind | 69 mph | — | — | 2 |
| 10 Jun 2020 | Marion | Thunderstorm Wind | 81 mph | $125,000 | — | 1 |
| 10 Jun 2020 | Shelby | Thunderstorm Wind | 58 mph | $2,000 | — | 1 |
| 1 Feb 2020 | Ashtabula | Flood | — | $10,000,000 | — | — |
| 9 Jul 2020 | Trumbull | Thunderstorm Wind | 63 mph | — | — | 1 |
| 16 Aug 2020 | Vinton | Lightning | — | — | — | 1 |
| 1 Mar 2020 | Ashtabula | Flood | — | $5,000,000 | — | — |
| 7 Sep 2020 | Medina | Flash Flood | — | $1,000,000 | — | — |
| 20 Mar 2020 | Licking | Flash Flood | — | $900,000 | — | — |
| 11 Jan 2020 | Miami | Tornado | EF0 | $500,000 | — | — |
| 7 Apr 2020 | Summit | Tornado | EF1 | $500,000 | — | — |
| 1 Dec 2020 | Geauga | Winter Storm | — | $500,000 | — | — |
| 6 Apr 2020 | Ottawa | Flood | — | $400,000 | — | — |
| 1 Dec 2020 | Cuyahoga | Winter Storm | — | $300,000 | — | — |
| 16 May 2020 | Erie | Lakeshore Flood | — | $250,000 | — | — |
| 16 May 2020 | Ottawa | Lakeshore Flood | — | $250,000 | — | — |
| 16 May 2020 | Lucas | Lakeshore Flood | — | $250,000 | — | — |
| 16 May 2020 | Sandusky | Lakeshore Flood | — | $250,000 | — | — |
| 8 Apr 2020 | Vinton | Tornado | EF1 | $200,000 | — | — |
| 15 Nov 2020 | Guernsey | Thunderstorm Wind | 58 mph | $200,000 | — | — |
| 7 Sep 2020 | Marion | Flash Flood | — | $150,000 | — | — |
| 10 Jun 2020 | Ottawa | Thunderstorm Wind | 81 mph | $150,000 | — | — |
| 10 Jun 2020 | Erie | Thunderstorm Wind | 75 mph | $150,000 | — | — |
| 1 Dec 2020 | Lorain | Winter Storm | — | $120,000 | — | — |
| 18 Jun 2020 | Cuyahoga | Thunderstorm Wind | 70 mph | $115,000 | — | — |
| 20 Mar 2020 | Licking | Flash Flood | — | $100,000 | — | — |
| 19 May 2020 | Butler | Flash Flood | — | $100,000 | — | — |
| 1 May 2020 | Ottawa | Flood | — | $100,000 | — | — |
| 14 Feb 2020 | Forecast zone | Winter Weather | — | $100,000 | — | — |
| 8 Apr 2020 | Hamilton | Tornado | EF0 | $100,000 | — | — |
| 7 Sep 2020 | Cuyahoga | Flash Flood | — | $100,000 | — | — |
| 24 Dec 2020 | Ashtabula | Winter Storm | — | $100,000 | — | — |
| 1 Dec 2020 | Lake | Winter Storm | — | $100,000 | — | — |
| 15 Nov 2020 | Belmont | Thunderstorm Wind | 58 mph | $100,000 | — | — |
| 24 Dec 2020 | Lake | Winter Storm | — | $100,000 | — | — |
Up to 40 events with deaths, injuries, damage of $50,000 or more, or a tornado rating, ranked by deaths, injuries and damage.
Federal disaster declarations in 2020
| Declared | Number | Type | Incident | Title | Counties |
|---|---|---|---|---|---|
| 31 Mar 2020 | DR-4507 | Major disaster | Biological | Covid-19 Pandemic | 88 |
| 13 Mar 2020 | EM-3457 | Emergency | Biological | Covid-19 | 88 |
Flood insurance claims with a 2020 date of loss
484 NFIP claims, 372 of them paid, for $13,500,874.
Sources: NOAA NCEI Storm Events through 30 Jun 2026; OpenFEMA DisasterDeclarationsSummaries v2 (1 Oct 2026); OpenFEMA NfipClaims v3 (8 Sep 2026). Built 1 Oct 2026.