NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Andover, OH
Every tropical system within 75 miles since 1851 and every tornado within 25 miles since 1950.
Data: NOAA NHC HURDAT2 and NOAA SPC tornado and hail reports, through 2025 · Updated
6 tropical systems have passed within 75 miles of Andover, Ohio since 1851, 0 of them at hurricane strength; the most recent was Sandy in 2012. Since 1950, 52 tornadoes have touched down within 25 miles, 6 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 6
- Tornadoes
- 52
- EF3 or stronger
- 6
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
33 deaths in all
What the records show for Andover
None of the 6 tropical systems was at hurricane strength as it passed Andover; the strongest was Connie in 1955, a tropical storm with 49 mph winds when its centre passed 53 miles away. The record near Andover begins with an unnamed storm in 1902; the most recent system was Sandy in 2012, a tropical storm 38 miles away. Of the 6 systems, 2 have come since 2000. Andover has more tropical storms and hurricanes within 75 miles than 64% of the 605 Ohio cities on this site. The highest rating among the 52 tornadoes within 25 miles is F4, reached 2 times; the most recent, on May 31, 1985, came within 15 miles. The deadliest, an F4 on May 31, 1985, killed 16 people. Of the 52, one had a path within 5 miles of the city centre, and 21 have come since 2000. May has had the most tornadoes, 13. The most recent tornado was on April 17, 2024. Of the 605 Ohio cities, 79% have more tornadoes within 25 miles than Andover. Hail has been reported within 10 miles 47 times since 1972, with stones up to 1.75 inches (golf ball size). Of the 605 Ohio cities, 77% have more hail reports within 10 miles than Andover.
Compare Andover's storm record with another city →
Tropical storms and hurricanes near Andover
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2012 | SandyOct 31 | 38 mi | Tropical storm (40 mph) | Category 3 |
| 2003 | IsabelSep 19 | 6 mi | Tropical storm (39 mph) | Category 5 |
| 1995 | OpalOct 6 | 16 mi | Tropical storm (46 mph) | Category 4 |
| 1989 | HugoSep 22 | 5 mi | Tropical storm (41 mph) | Category 5 |
| 1955 | ConnieAug 14 | 53 mi | Tropical storm (49 mph) | Category 4 |
| 1902 | Unnamed 1902 stormJun 29 | 1 mi | Tropical storm (40 mph) | Category 1 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Andover: a hurricane's worst winds sit within a few dozen miles of its centre, and inland cities are usually past that.
Tornadoes within 25 miles of Andover
By decade
- 2020s4
- 2010s11
- 2000s6
- 1990s5
- 1980s16(4 EF3+)
- 1970s3(1 EF3+)
- 1960s2
- 1950s5(1 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| May 31, 1985 | F4 | 9 mi | 56.2 mi | 16 / 125 |
| May 31, 1985 | F4 | 15 mi | 14 mi | 12 / 82 |
| May 31, 1985 | F3 | 22 mi | 23 mi | 2 / 0 |
| Mar 1, 1955 | F3 | 24 mi | 2.5 mi | 1 / 6 |
| May 31, 1985 | F3 | 10 mi | 15 mi | 0 / 30 |
| May 2, 1972 | F3 | 20 mi | 7.9 mi | 0 / 3 |
| Nov 10, 2002 | F2 | 22 mi | 7 mi | 1 / 19 |
| May 31, 1985 | F2 | 8 mi | 4 mi | 1 / 0 |
| Oct 2, 2018 | EF2 | 14 mi | 4.1 mi | 0 / 1 |
| Nov 5, 2017 | EF2 | 5 mi | 6.7 mi | 0 / 0 |
| May 25, 2004 | F2 | 21 mi | 7 mi | 0 / 0 |
| Jun 22, 1985 | F2 | 11 mi | 33.4 mi | 0 / 2 |
The strongest 12 of 52, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Andover
The Storm Prediction Center has 47 hail reports within 10 miles of Andover since 1972, made on 39 separate days. Of these, 25 were 1 inch across or larger, and none reached 2 inches. The largest size, 1.75 inches (golf ball size), was reported on 4 days, most recently September 26, 2011. The most recent report is from June 21, 2021. June has the most reports, 17.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Andover
The nearest NOAA station with 1991–2020 climate normals is Dorset, OH, 7 miles northwest of Andover at 980 feet. July is the warmest, with an average high of 81°F and low of 59°F; January is the coolest, at 32°F and 17°F. June is the wettest at 5.0 inches of precipitation on average and February the driest at 2.6 inches; the year adds up to 47.0 inches over 103 days with at least a tenth of an inch. Highs reach 90°F on about 6 days a year, almost all from July to August. Lows fall below freezing on about 142 nights a year. Snowfall averages 89.9 inches a year, most of it in January. That 47.0 inches is more than at 121 of the 129 Ohio stations used on this site (94%). Linesville, PA, 7 miles east, has its own station (Linesville 1 S, PA): 42.0 inches a year, 5.0 less than here, and the same July average high, 81°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 32 | 17 | 3.3 | 10 | 29.6 |
| Feb | 35 | 17 | 2.6 | 7 | 15.8 |
| Mar | 44 | 25 | 3.0 | 8 | 12.5 |
| Apr | 57 | 35 | 3.9 | 10 | 2.4 |
| May | 68 | 46 | 4.0 | 9 | 0.0 |
| Jun | 77 | 55 | 5.0 | 9 | 0.0 |
| Jul | 81 | 59 | 4.9 | 9 | 0.0 |
| Aug | 79 | 57 | 4.2 | 7 | 0.0 |
| Sep | 73 | 50 | 4.5 | 8 | 0.0 |
| Oct | 61 | 40 | 4.4 | 10 | 0.4 |
| Nov | 48 | 32 | 3.5 | 9 | 8.4 |
| Dec | 37 | 24 | 3.7 | 10 | 20.8 |
| Year | 58 | 38 | 47.0 | 103 | 89.9 |
Averages for 1991–2020 at Dorset, OH (980 ft), from NOAA NCEI U.S. Climate Normals. Normals describe the station; the farther a place is from it, and the bigger the difference in height, the more its weather can differ.
Floods, thunderstorm wind and lightning near Andover
Since 1996, the National Weather Service has logged 80 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Andover: 75 thunderstorm wind reports and 5 flash floods. None is recorded as killing or injuring anyone; the NWS estimated $10.2 million in property and crop damage. The strongest thunderstorm gust on record here was 70 mph, on June 25, 2013. June has had the most flash floods, 3 of 5. Of the 597 Ohio cities on this site with a flash flood on record, 83 have had fewer than Andover.
May 22, 2004: flash flood 10 miles from the centre of Andover — $8.1 million damage.
July 20, 2019: flash flood 9 miles from the centre of Andover — $750,000 damage.
May 26, 2011: thunderstorm wind 10 miles from the centre of Andover — $200,000 damage.
Source: NOAA NCEI Storm Events Database, events whose starting point is on record, 1996 to June 30, 2026. Damage is the NWS estimate in the dollars of the year, not insured losses, and NWS notes that some reports are unverified.
Flood insurance claims, disaster declarations and FEMA risk ratings
Ashtabula County, which includes Andover, has been named in 15 federal disaster or emergency declarations since 1969, 8 of them major disasters (by incident: 3 severe storms, 3 snowstorms, 2 biological emergencies, 2 floods). The latest major disaster declaration was Covid-19 Pandemic, on March 31, 2020. FEMA's National Risk Index gives Ashtabula County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively High for strong wind; Relatively Moderate for tornadoes and lightning; Relatively Low for hail, inland flooding and heat waves; Very Low for hurricanes and coastal flooding. It models the county's expected loss from all 18 hazards it covers at $19.5 million a year, the 44th highest of 88 Ohio counties; of the hazards above, the largest share, $12.4 million (64%), is from inland flooding.
Claims: FEMA, OpenFEMA Dataset FIMA NFIP Redacted Claims – v3, summed over ZIP codes; payments in the dollars of each year, not adjusted for inflation. Declarations: Disaster Declarations Summaries – v2, by county. Retrieved October 25, 2026. This product uses the Federal Emergency Management Agency's OpenFEMA API, but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
Risk ratings: FEMA, National Risk Index county table, December 2025 (v1.20), retrieved October 26, 2026; ratings compare counties nationwide, are meant for planning and are no substitute for a local risk assessment. This product uses the Federal Emergency Management Agency's National Risk Index dataset API or downloadable datasets but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
What counts as a pass, the distances and the sources: how this storm history is built.