NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Lewis Run, PA
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 Lewis Run, Pennsylvania since 1851, 1 of them at hurricane strength; the most recent was Opal in 1995. Since 1950, 22 tornadoes have touched down within 25 miles, 3 of them rated EF3 or stronger.
- Hurricanes
- 1
- Tropical storms
- 9
- Tornadoes
- 22
- EF3 or stronger
- 3
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
4 deaths in all
What the records show for Lewis Run
The strongest storm to pass near Lewis Run was Hazel in 1954, a Category 1 hurricane with 77 mph winds when its centre passed 45 miles away. The record near Lewis Run begins with an unnamed storm in 1876; the most recent system was Opal in 1995, a tropical storm 68 miles away. None of the 10 systems has come since 2000. Of the 794 Pennsylvania cities on this site, 45% have more hurricanes within 75 miles than Lewis Run. The strongest of the 22 tornadoes within 25 miles was an F4 on May 31, 1985; its path came within 17 miles, and it killed 4 people. Of the 22, one had a path within 5 miles of the city centre, and 14 have come since 2000. July has had the most tornadoes, 8. The most recent tornado was on April 14, 2019. Of the 794 Pennsylvania cities, 97% have more tornadoes within 25 miles than Lewis Run. Hail has been reported within 10 miles 28 times since 1974, with stones up to 2.75 inches (baseball size). Of the 794 Pennsylvania cities, 74% have more hail reports within 10 miles than Lewis Run.
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Tropical storms and hurricanes near Lewis Run
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 1995 | OpalOct 6 | 68 mi | Tropical storm (44 mph) | Category 4 |
| 1989 | HugoSep 23 | 71 mi | Tropical storm (41 mph) | Category 5 |
| 1955 | ConnieAug 13 | 19 mi | Tropical storm (52 mph) | Category 4 |
| 1954 | HazelOct 16 | 45 mi | Category 1 (77 mph) | Category 4 |
| 1928 | Unnamed 1928 stormSep 20 | 18 mi | Tropical storm (39 mph) | Category 5 |
| 1902 | Unnamed 1902 stormJun 29 | 3 mi | Tropical storm (40 mph) | Category 1 |
| 1896 | Unnamed 1896 stormSep 30 | 14 mi | Tropical storm (59 mph) | Category 3 |
| 1893 | Unnamed 1893 stormOct 14 | 50 mi | Tropical storm (70 mph) | Category 3 |
| 1878 | Unnamed 1878 stormSep 13 | 13 mi | Tropical storm (46 mph) | Category 2 |
| 1876 | Unnamed 1876 stormSep 18 | 47 mi | Tropical storm (52 mph) | Category 3 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Lewis Run: 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 Lewis Run
By decade
- 2010s7
- 2000s7
- 1990s4
- 1980s2(1 EF3+)
- 1960s2(2 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| May 31, 1985 | F4 | 17 mi | 29 mi | 4 / 40 |
| Jun 20, 1969 | F3 | 24 mi | 84.1 mi | 0 / 0 |
| May 15, 1961 | F3 | 19 mi | 3 mi | 0 / 0 |
| Apr 14, 2019 | EF2 | 19 mi | 18 mi | 0 / 0 |
| Jul 24, 2010 | EF2 | 22 mi | 7.62 mi | 0 / 0 |
| May 31, 1985 | F2 | 12 mi | 19 mi | 0 / 0 |
| May 1, 2017 | EF1 | 16 mi | 1.68 mi | 0 / 0 |
| Sep 17, 2016 | EF1 | 17 mi | 1.6 mi | 0 / 0 |
| Jun 5, 2016 | EF1 | 24 mi | 0.79 mi | 0 / 0 |
| May 28, 2013 | EF1 | 18 mi | 4.22 mi | 0 / 0 |
| Jul 24, 2010 | EF1 | 19 mi | 7.78 mi | 0 / 0 |
| Jul 26, 2009 | EF1 | 15 mi | 12.88 mi | 0 / 0 |
The strongest 12 of 22, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Lewis Run
The Storm Prediction Center has 28 hail reports within 10 miles of Lewis Run since 1974, made on 20 separate days. Of these, 15 were 1 inch across or larger, and one reached 2 inches. The largest, 2.75 inches (baseball size), fell on May 31, 1985. The most recent report is from June 26, 2024. May has the most reports, 11.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Lewis Run
The nearest NOAA station with 1991–2020 climate normals is Bradford Regional Airport, PA, 3 miles southeast of Lewis Run at 2,117 feet. July is the warmest, with an average high of 79°F and low of 55°F; January is the coolest, at 31°F and 16°F. June to November, the hurricane season months, bring 55% of the year's precipitation (23.2 of 42.0 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 70°F and 3.7 inches of precipitation. Highs reach 90°F on about 1 days a year. Lows fall below freezing on about 161 nights a year. That 42.0 inches is more than at 35 of the 148 Pennsylvania stations used on this site (24%). Bradford, 8 miles north, has its own station (Bradford 4SW Rsch 5, PA): 49.6 inches a year, 7.6 more than here, and the same July average high, 79°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 31 | 16 | 2.7 | 7 |
| Feb | 33 | 16 | 2.1 | 6 |
| Mar | 42 | 24 | 3.0 | 8 |
| Apr | 56 | 34 | 3.6 | 9 |
| May | 68 | 43 | 4.2 | 9 |
| Jun | 75 | 52 | 4.2 | 9 |
| Jul | 79 | 55 | 4.2 | 8 |
| Aug | 77 | 54 | 3.9 | 7 |
| Sep | 70 | 48 | 3.7 | 7 |
| Oct | 58 | 38 | 4.0 | 8 |
| Nov | 46 | 30 | 3.2 | 7 |
| Dec | 35 | 22 | 3.2 | 8 |
| Year | 56 | 36 | 42.0 | 94 |
Averages for 1991–2020 at Bradford Regional Airport, PA (2,117 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 Lewis Run
Since 1996, the National Weather Service has logged 98 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Lewis Run: 94 thunderstorm wind reports, 2 flash floods and 2 floods. None is recorded as killing or injuring anyone; the NWS estimated $510,000 in property and crop damage. The strongest thunderstorm gust on record here was 90 mph, on July 26, 2012.
August 25, 2007: thunderstorm wind 9 miles from the centre of Lewis Run — $250,000 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
McKean County, which includes Lewis Run, has been named in 13 federal disaster or emergency declarations since 1972, 9 of them major disasters (by incident: 3 floods, 3 hurricanes, 3 severe storms, 2 biological emergencies). The latest major disaster declaration was Covid-19 Pandemic, on March 30, 2020. FEMA's National Risk Index gives McKean County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for inland flooding and lightning; Relatively Low for hurricanes and strong wind; Very Low for tornadoes, hail and heat waves. It models the county's expected loss from all 18 hazards it covers at $15.0 million a year, the 54th highest of 67 Pennsylvania counties; of the hazards above, the largest share, $12.8 million (85%), 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 Lewis Run
- Bradford, PA8 mi
- Smethport, PA13 mi
- Kane, PA15 mi
- Eldred, PA17 mi
- Allegany, NY21 mi
- Olean, NY21 mi
- Port Allegany, PA22 mi
- Russell, PA23 mi
- Salamanca, NY23 mi
- Johnsonburg, PA23 mi
- Warren, PA24 mi
- Frewsburg, NY24 mi
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