NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Williamson, NY
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
10 tropical systems have passed within 75 miles of Williamson, New York since 1851, 1 of them at hurricane strength; the most recent was Frances in 2004. Since 1950, 9 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 1
- Tropical storms
- 9
- Tornadoes
- 9
- EF3 or stronger
- 0
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
no recorded deaths
What the records show for Williamson
The strongest storm to pass near Williamson was Hazel in 1954, a Category 1 hurricane with 75 mph winds when its centre passed 54 miles away. The record near Williamson begins with an unnamed storm in 1876; the most recent system was Frances in 2004, a tropical storm 3 miles away. The busiest decade was the 1870s, with 2 systems. Of the 10 systems, one has come since 2000. Of the 809 New York cities on this site, 49% have more hurricanes within 75 miles than Williamson. The highest rating among the 9 tornadoes within 25 miles is EF2, reached 2 times; the most recent, on July 7, 2025, came within 23 miles. Of the 9, one had a path within 5 miles of the city centre, and 5 have come since 2000. Of the 809 New York cities, 93% have more tornadoes within 25 miles than Williamson. Hail has been reported within 10 miles 18 times since 1996, with stones up to 1.75 inches (golf ball size). Of the 809 New York cities, 84% have more hail reports within 10 miles than Williamson.
Compare Williamson's storm record with another city →
Tropical storms and hurricanes near Williamson
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2004 | FrancesSep 9 | 3 mi | Tropical storm (39 mph) | Category 4 |
| 1995 | OpalOct 6 | 61 mi | Tropical storm (40 mph) | Category 4 |
| 1989 | HugoSep 23 | 49 mi | Tropical storm (43 mph) | Category 5 |
| 1972 | AgnesJun 23 | 18 mi | Tropical storm (52 mph) | Category 1 |
| 1954 | HazelOct 16 | 54 mi | Category 1 (75 mph) | Category 4 |
| 1933 | Unnamed 1933 stormAug 24 | 70 mi | Tropical storm (39 mph) | Category 4 |
| 1903 | Unnamed 1903 stormSep 17 | 9 mi | Tropical storm (45 mph) | Category 2 |
| 1893 | Unnamed 1893 stormOct 14 | 9 mi | Tropical storm (69 mph) | Category 3 |
| 1878 | Unnamed 1878 stormSep 13 | 73 mi | Tropical storm (46 mph) | Category 2 |
| 1876 | Unnamed 1876 stormSep 18 | 39 mi | Tropical storm (46 mph) | Category 3 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Williamson: 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 Williamson
By decade
- 2020s2
- 2010s2
- 2000s1
- 1990s2
- 1980s1
- 1970s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jul 7, 2025 | EF2 | 23 mi | 1.7 mi | 0 / 0 |
| Aug 21, 2011 | EF2 | 24 mi | 7.88 mi | 0 / 0 |
| May 11, 2003 | F1 | 5 mi | 2.3 mi | 0 / 0 |
| Jul 15, 1996 | F1 | 21 mi | 0.5 mi | 0 / 0 |
| Jun 9, 1980 | F1 | 1 mi | 9.9 mi | 0 / 0 |
| Jun 10, 2015 | EF0 | 21 mi | 0.32 mi | 0 / 0 |
| Jun 15, 1993 | F0 | 23 mi | 0.5 mi | 0 / 0 |
| Apr 6, 1979 | F0 | 24 mi | 14 mi | 0 / 0 |
| Jul 10, 2024 | Unrated | 23 mi | 0.1 mi | 0 / 0 |
The strongest 9 of 9, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Williamson
The Storm Prediction Center has 18 hail reports within 10 miles of Williamson since 1996, made on 14 separate days. Of these, 12 were 1 inch across or larger, and none reached 2 inches. The largest, 1.75 inches (golf ball size), fell on April 20, 1996. The most recent report is from June 3, 2014. June has the most reports, 8.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Williamson
The nearest NOAA station with 1991–2020 climate normals is Sodus 1W, NY, 5 miles east of Williamson at 444 feet. July is the warmest, with an average high of 79°F and low of 59°F; January is the coolest, at 31°F and 16°F. October is the wettest at 4.3 inches of precipitation on average and February the driest at 2.5 inches; the year adds up to 40.0 inches over 93 days with at least a tenth of an inch. June to November, the hurricane season months, bring 55% of the year's precipitation (22.0 of 40.0 inches); the other six months are drier. September has brought the most of the 10 tropical systems that passed within 75 miles (5); a normal September there has highs of 72°F and 3.4 inches of precipitation. Highs reach 90°F on about 8 days a year, almost all from June to August. Lows fall below freezing on about 132 nights a year. Snowfall averages 104.9 inches a year, most of it in January. That 40.0 inches is more than at 43 of the 137 New York stations used on this site (31%). Webster, 14 miles west, has its own station (Rochester Gtr International Airport, NY): 35.3 inches a year, 4.7 less than here, and a July average high of 83°F against 79°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 31 | 16 | 3.0 | 9 | 34.8 |
| Feb | 33 | 17 | 2.5 | 7 | 21.5 |
| Mar | 41 | 24 | 2.7 | 7 | 13.6 |
| Apr | 54 | 34 | 3.2 | 8 | 2.1 |
| May | 67 | 45 | 3.4 | 7 | 0.1 |
| Jun | 75 | 54 | 3.5 | 8 | 0.0 |
| Jul | 79 | 59 | 3.6 | 7 | 0.0 |
| Aug | 78 | 58 | 3.8 | 7 | 0.0 |
| Sep | 72 | 51 | 3.4 | 6 | 0.0 |
| Oct | 59 | 41 | 4.3 | 9 | 0.1 |
| Nov | 47 | 31 | 3.4 | 9 | 7.3 |
| Dec | 36 | 23 | 3.2 | 9 | 25.4 |
| Year | 56 | 38 | 40.0 | 93 | 104.9 |
Averages for 1991–2020 at Sodus 1W, NY (444 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 Williamson
Since 1996, the National Weather Service has logged 70 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Williamson: 65 thunderstorm wind reports, 3 flash floods, 1 flood and 1 heavy rain event. None is recorded as killing or injuring anyone; the NWS estimated $765,000 in property and crop damage. The strongest thunderstorm gust on record here was 77 mph, on May 31, 1998.
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
Wayne County, which includes Williamson, has been named in 17 federal disaster or emergency declarations since 1972, 10 of them major disasters (by incident: 3 floods, 3 severe storms, 3 snowstorms, 2 biological emergencies). The latest major disaster declaration was Covid-19 Pandemic, on March 20, 2020. FEMA's National Risk Index gives Wayne County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for hail and strong wind; Relatively Low for tornadoes, inland flooding, lightning and heat waves; Very Low for hurricanes and coastal flooding. It models the county's expected loss from all 18 hazards it covers at $19.0 million a year, the 49th highest of 62 New York counties; of the hazards above, the largest share, $14.5 million (76%), 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 Williamson
- Ontario, NY6 mi
- Marion, NY6 mi
- Sodus, NY8 mi
- Walworth, NY9 mi
- Palmyra, NY13 mi
- Macedon, NY13 mi
- Webster, NY14 mi
- North Rose, NY14 mi
- Newark, NY14 mi
- Lyons, NY15 mi
- Penfield, NY16 mi
- Fairport, NY17 mi
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