NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Troy, NH
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
39 tropical systems have passed within 75 miles of Troy, New Hampshire since 1851, 6 of them at hurricane strength; the most recent was Irene in 2011. Since 1950, 40 tornadoes have touched down within 25 miles, 3 of them rated EF3 or stronger.
- Hurricanes
- 6
- Tropical storms
- 33
- Tornadoes
- 40
- EF3 or stronger
- 3
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
94 deaths in all
What the records show for Troy
The strongest storm to pass near Troy was Carol in 1954, a Category 2 hurricane with 97 mph winds when its centre passed 34 miles away. The closest pass by a hurricane was Gloria in 1985, whose centre came within 4 miles. The record near Troy begins with an unnamed storm in 1851; the most recent system was Irene in 2011, a tropical storm 34 miles away. The busiest decade was the 1890s, with 5 systems. Of the 39 systems, 3 have come since 2000. Troy has more hurricanes within 75 miles than 72% of the 142 New Hampshire cities on this site. The strongest of the 40 tornadoes within 25 miles was an F4 on June 9, 1953; its path came within 24 miles, and it killed 94 people. Of the 40, one had a path within 5 miles of the city centre, and 5 have come since 2000. July has had the most tornadoes, 17. The most recent tornado was on June 23, 2024. Troy has more tornadoes within 25 miles than 90% of the 142 New Hampshire cities. Hail has been reported within 10 miles 43 times since 1992, with stones up to 1.75 inches (golf ball size). Troy has more hail reports within 10 miles than 51% of the 142 New Hampshire cities.
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Tropical storms and hurricanes near Troy
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2011 | IreneAug 28 | 34 mi | Tropical storm (55 mph) | Category 3 |
| 2008 | HannaSep 7 | 66 mi | Tropical storm (52 mph) | Category 1 |
| 2007 | BarryJun 4 | 75 mi | Tropical storm (40 mph) | Tropical storm |
| 1999 | FloydSep 17 | 37 mi | Tropical storm (55 mph) | Category 4 |
| 1996 | BerthaJul 14 | 46 mi | Tropical storm (68 mph) | Category 3 |
| 1985 | GloriaSep 27 | 4 mi | Category 1 (79 mph) | Category 4 |
| 1979 | DavidSep 6 | 69 mi | Tropical storm (47 mph) | Category 5 |
| 1976 | BelleAug 10 | 19 mi | Tropical storm (40 mph) | Category 3 |
| 1971 | DoriaAug 28 | 15 mi | Tropical storm (54 mph) | Tropical storm |
| 1968 | Unnamed 1968 stormSep 11 | 23 mi | Tropical storm (56 mph) | Tropical storm |
| 1961 | Unnamed 1961 stormSep 15 | 37 mi | Tropical storm (66 mph) | Tropical storm |
| 1960 | DonnaSep 12 | 43 mi | Category 1 (74 mph) | Category 4 |
| 1960 | BrendaJul 30 | 22 mi | Tropical storm (47 mph) | Tropical storm |
| 1954 | CarolAug 31 | 34 mi | Category 2 (97 mph) | Category 3 |
| 1952 | AbleSep 2 | 11 mi | Tropical storm (41 mph) | Category 2 |
| 1949 | Unnamed 1949 stormAug 29 | 59 mi | Tropical storm (53 mph) | Category 4 |
| 1938 | Unnamed 1938 stormSep 21 | 44 mi | Category 1 (83 mph) | Category 5 |
| 1934 | Unnamed 1934 stormSep 9 | 17 mi | Tropical storm (47 mph) | Category 2 |
| 1924 | Unnamed 1924 stormOct 1 | 47 mi | Tropical storm (63 mph) | Category 1 |
| 1923 | Unnamed 1923 stormOct 19 | 51 mi | Tropical storm (48 mph) | Tropical storm |
| 1916 | Unnamed 1916 stormMay 17 | 46 mi | Tropical storm (58 mph) | Tropical storm |
| 1915 | Unnamed 1915 stormAug 5 | 60 mi | Tropical storm (40 mph) | Category 1 |
| 1908 | Unnamed 1908 stormMay 31 | 54 mi | Tropical storm (40 mph) | Category 1 |
| 1902 | Unnamed 1902 stormJun 17 | 66 mi | Tropical storm (40 mph) | Tropical storm |
| 1899 | Unnamed 1899 stormNov 1 | 31 mi | Tropical storm (52 mph) | Category 2 |
| 1897 | Unnamed 1897 stormSep 24 | 52 mi | Tropical storm (45 mph) | Tropical storm |
| 1894 | Unnamed 1894 stormOct 10 | 36 mi | Tropical storm (61 mph) | Category 3 |
| 1893 | Unnamed 1893 stormAug 29 | 17 mi | Tropical storm (61 mph) | Category 3 |
| 1893 | Unnamed 1893 stormAug 24 | 42 mi | Tropical storm (69 mph) | Category 3 |
| 1888 | Unnamed 1888 stormSep 12 | 71 mi | Tropical storm (40 mph) | Tropical storm |
| 1888 | Unnamed 1888 stormAug 22 | 66 mi | Tropical storm (46 mph) | Category 3 |
| 1878 | Unnamed 1878 stormOct 24 | overhead | Tropical storm (62 mph) | Category 2 |
| 1874 | Unnamed 1874 stormSep 30 | 28 mi | Tropical storm (69 mph) | Category 1 |
| 1869 | Unnamed 1869 stormSep 8 | 52 mi | Category 2 (96 mph) | Category 3 |
| 1866 | Unnamed 1866 stormOct 30 | 67 mi | Tropical storm (52 mph) | Tropical storm |
| 1861 | Unnamed 1861 stormNov 3 | 57 mi | Tropical storm (58 mph) | Category 1 |
| 1861 | Unnamed 1861 stormSep 28 | 31 mi | Tropical storm (58 mph) | Category 1 |
| 1858 | Unnamed 1858 stormSep 16 | 42 mi | Category 1 (74 mph) | Category 2 |
| 1851 | Unnamed 1851 stormOct 19 | 64 mi | Tropical storm (46 mph) | Tropical storm |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Troy: 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 Troy
By decade
- 2020s3
- 2010s1
- 2000s1
- 1990s5
- 1980s8(1 EF3+)
- 1970s5
- 1960s9(1 EF3+)
- 1950s8(1 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jun 9, 1953 | F4 | 24 mi | 34.9 mi | 94 / 1228 |
| Jun 22, 1981 | F3 | 23 mi | 7.1 mi | 0 / 3 |
| May 20, 1963 | F3 | 7 mi | 14 mi | 0 / 0 |
| Jul 11, 2006 | F2 | 22 mi | 2.9 mi | 0 / 0 |
| May 31, 1998 | F2 | 18 mi | 0.5 mi | 0 / 0 |
| Jul 3, 1997 | F2 | 19 mi | 2 mi | 0 / 0 |
| Aug 9, 1972 | F2 | 12 mi | 9.7 mi | 0 / 1 |
| Jun 6, 1969 | F2 | 6 mi | 1.5 mi | 0 / 0 |
| Jul 17, 1968 | F2 | 19 mi | 0.1 mi | 0 / 0 |
| Aug 13, 1963 | F2 | 1 mi | 2 mi | 0 / 0 |
| Jul 11, 1958 | F2 | 23 mi | 1 mi | 0 / 0 |
| Jun 23, 2024 | EF1 | 6 mi | 3.36 mi | 0 / 0 |
The strongest 12 of 40, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Troy
The Storm Prediction Center has 43 hail reports within 10 miles of Troy since 1992, made on 30 separate days. Of these, 24 were 1 inch across or larger, and none reached 2 inches. The largest, 1.75 inches (golf ball size), fell on July 21, 2022. The most recent report is from August 13, 2025. July has the most reports, 16.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Troy
The nearest NOAA station with 1991–2020 climate normals is Jaffrey Municipal Airport, NH, 9 miles east of Troy at 1,040 feet. July is the warmest, with an average high of 81°F and low of 59°F; January is the coolest, at 31°F and 13°F. October is the wettest at 4.8 inches of precipitation on average and January and February the driest at 3.0 inches; the year adds up to 46.4 inches over 85 days with at least a tenth of an inch. June to November, the hurricane season months, bring 54% of the year's precipitation (25.0 of 46.4 inches); the other six months are drier. September has brought the most of the 39 tropical systems that passed within 75 miles (16); a normal September there has highs of 71°F and 4.3 inches of precipitation. Highs reach 90°F on about 4 days a year, almost all from June to August. Lows fall below freezing on about 159 nights a year. That 46.4 inches is more than at 22 of the 39 New Hampshire stations used on this site (56%). Swanzey, 7 miles northwest, has its own station (Keene, NH): 46.3 inches a year, 0.1 less than here, and a July average high of 82°F against 81°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 31 | 13 | 3.0 | 6 |
| Feb | 34 | 14 | 3.0 | 6 |
| Mar | 42 | 23 | 3.9 | 7 |
| Apr | 55 | 33 | 3.8 | 8 |
| May | 67 | 44 | 3.6 | 8 |
| Jun | 75 | 54 | 4.5 | 9 |
| Jul | 81 | 59 | 4.0 | 8 |
| Aug | 79 | 57 | 3.9 | 6 |
| Sep | 71 | 50 | 4.3 | 6 |
| Oct | 59 | 39 | 4.8 | 7 |
| Nov | 47 | 30 | 3.5 | 6 |
| Dec | 36 | 20 | 4.1 | 8 |
| Year | 56 | 36 | 46.4 | 85 |
Averages for 1991–2020 at Jaffrey Municipal Airport, NH (1,040 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 Troy
Since 1996, the National Weather Service has logged 165 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Troy: 128 thunderstorm wind reports, 22 flash floods, 10 lightning strikes and 5 floods. They killed 0 people and injured 4, and the NWS estimated $2.9 million in property and crop damage. The strongest thunderstorm gust on record here was 106 mph, on June 6, 2010. July has had the most flash floods, 19 of 22. Of the 141 New Hampshire cities on this site with a flash flood on record, 126 have had fewer than Troy.
July 16, 2010: lightning strike 9 miles from the centre of Troy — 2 injured.
July 19, 2010: lightning strike 3 miles from the centre of Troy — 1 injured.
July 7, 2015: lightning strike 6 miles from the centre of Troy — 1 injured.
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
Cheshire County, which includes Troy, has been named in 33 federal disaster or emergency declarations since 1973, 19 of them major disasters (by incident: 10 severe storms, 8 floods, 7 snowstorms, 4 hurricanes). The latest major disaster declaration was Severe Storms and Flooding, on September 14, 2023. FEMA's National Risk Index gives Cheshire County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for inland flooding and lightning; Relatively Low for hurricanes, tornadoes, strong wind and heat waves; Very Low for hail. It models the county's expected loss from all 18 hazards it covers at $27.3 million a year, the 7th highest of 10 New Hampshire counties; of the hazards above, the largest share, $20.3 million (74%), 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.
Cities near Troy
- Fitzwilliam, NH5 mi
- Swanzey, NH7 mi
- Jaffrey, NH7 mi
- Marlborough, NH8 mi
- Winchester, NH9 mi
- Rindge, NH10 mi
- Keene, NH10 mi
- Winchendon, MA12 mi
- Peterborough, NH12 mi
- Baldwinville, MA16 mi
- Hinsdale, NH16 mi
- Westmoreland, NH16 mi
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