NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Allenwood, 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
12 tropical systems have passed within 75 miles of Allenwood, Pennsylvania since 1851, 2 of them at hurricane strength; the most recent was David in 1979. Since 1950, 59 tornadoes have touched down within 25 miles, 3 of them rated EF3 or stronger.
- Hurricanes
- 2
- Tropical storms
- 10
- Tornadoes
- 59
- EF3 or stronger
- 3
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
6 deaths in all
What the records show for Allenwood
The strongest storm to pass near Allenwood was an unnamed storm in 1878, a Category 1 hurricane with 84 mph winds when its centre passed 61 miles away. The closest pass by a hurricane was Hazel in 1954, whose centre came within 26 miles. The record near Allenwood begins with an unnamed storm in 1876; the most recent system was David in 1979, a tropical storm 14 miles away. None of the 12 systems has come since 2000. Allenwood has more hurricanes within 75 miles than 54% of the 794 Pennsylvania cities on this site. The strongest of the 59 tornadoes within 25 miles was an F4 on May 31, 1985; its path came within 18 miles. The deadliest, an F3 on May 31, 1985, killed 6 people. Of the 59, 2 had paths within 5 miles of the city centre, and 24 have come since 2000. July has had the most tornadoes, 19. The most recent tornado was on July 2, 2023. Of the 794 Pennsylvania cities, 50% have more tornadoes within 25 miles than Allenwood. Hail has been reported within 10 miles 46 times since 1969, with stones up to 3 inches (tea cup size). Of the 794 Pennsylvania cities, 56% have more hail reports within 10 miles than Allenwood.
Compare Allenwood's storm record with another city →
Tropical storms and hurricanes near Allenwood
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 1979 | DavidSep 6 | 14 mi | Tropical storm (46 mph) | Category 5 |
| 1955 | ConnieAug 13 | 45 mi | Tropical storm (52 mph) | Category 4 |
| 1954 | HazelOct 16 | 26 mi | Category 1 (79 mph) | Category 4 |
| 1949 | Unnamed 1949 stormAug 29 | 30 mi | Tropical storm (58 mph) | Category 4 |
| 1933 | Unnamed 1933 stormAug 24 | 10 mi | Tropical storm (48 mph) | Category 4 |
| 1929 | Unnamed 1929 stormOct 3 | 64 mi | Tropical storm (58 mph) | Category 4 |
| 1903 | Unnamed 1903 stormSep 17 | 62 mi | Tropical storm (55 mph) | Category 2 |
| 1893 | Unnamed 1893 stormOct 14 | 41 mi | Tropical storm (71 mph) | Category 3 |
| 1888 | Unnamed 1888 stormAug 21 | 43 mi | Tropical storm (46 mph) | Category 3 |
| 1885 | Unnamed 1885 stormOct 14 | 15 mi | Tropical storm (46 mph) | Tropical storm |
| 1878 | Unnamed 1878 stormOct 23 | 61 mi | Category 1 (84 mph) | Category 2 |
| 1876 | Unnamed 1876 stormSep 18 | 49 mi | Tropical storm (54 mph) | Category 3 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Allenwood: 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 Allenwood
By decade
- 2020s6
- 2010s8
- 2000s10
- 1990s24
- 1980s4(2 EF3+)
- 1970s5(1 EF3+)
- 1960s1
- 1950s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| May 31, 1985 | F4 | 18 mi | 69 mi | 0 / 0 |
| May 31, 1985 | F3 | 2 mi | 19 mi | 6 / 60 |
| Jul 29, 1976 | F3 | 7 mi | 25 mi | 0 / 0 |
| Aug 28, 1978 | F2 | 18 mi | 3.3 mi | 0 / 1 |
| Aug 16, 1966 | F2 | 13 mi | 4.5 mi | 0 / 1 |
| Jul 2, 2023 | EF1 | 11 mi | 2.37 mi | 0 / 0 |
| Jul 2, 2023 | EF1 | 12 mi | 2.12 mi | 0 / 0 |
| Jul 2, 2023 | EF1 | 15 mi | 1.47 mi | 0 / 0 |
| Mar 31, 2022 | EF1 | 15 mi | 9.14 mi | 0 / 1 |
| Sep 8, 2021 | EF1 | 25 mi | 0.73 mi | 0 / 0 |
| Apr 14, 2019 | EF1 | 11 mi | 1.45 mi | 0 / 0 |
| Aug 20, 2015 | EF1 | 16 mi | 0.19 mi | 0 / 0 |
The strongest 12 of 59, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Allenwood
The Storm Prediction Center has 46 hail reports within 10 miles of Allenwood since 1969, made on 27 separate days. Of these, 25 were 1 inch across or larger, and one reached 2 inches. The largest, 3 inches (tea cup size), fell on April 14, 1974. The most recent report is from July 24, 2023. July has the most reports, 20.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Allenwood
The nearest NOAA station with 1991–2020 climate normals is Williamsport 2, PA, 9 miles north of Allenwood at 525 feet. July is the warmest, with an average high of 86°F and low of 63°F; January is the coolest, at 36°F and 21°F. September is the wettest at 4.5 inches of precipitation on average and February the driest at 2.4 inches; the year adds up to 42.7 inches over 83 days with at least a tenth of an inch. June to November, the hurricane season months, bring 55% of the year's precipitation (23.3 of 42.7 inches); the other six months are drier. October has brought the most of the 12 tropical systems that passed within 75 miles (5); a normal October there has highs of 64°F and 3.7 inches of precipitation. Highs reach 90°F on about 25 days a year, almost all from May to September. Lows fall below freezing on about 118 nights a year. Snowfall averages 32.6 inches a year, most of it in January. That 42.7 inches is more than at 49 of the 148 Pennsylvania stations used on this site (33%). New Columbia, 7 miles southeast, has its own station (Lewisburg, PA): 43.9 inches a year, 1.2 more than here, and a July average high of 84°F against 86°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 36 | 21 | 3.0 | 6 | 8.7 |
| Feb | 39 | 22 | 2.4 | 6 | 8.6 |
| Mar | 49 | 29 | 3.3 | 6 | 5.7 |
| Apr | 63 | 39 | 3.6 | 8 | 0.8 |
| May | 74 | 50 | 3.8 | 9 | 0.0 |
| Jun | 81 | 59 | 3.9 | 8 | 0.0 |
| Jul | 86 | 63 | 4.3 | 8 | 0.0 |
| Aug | 84 | 62 | 3.8 | 7 | 0.0 |
| Sep | 76 | 55 | 4.5 | 7 | 0.0 |
| Oct | 64 | 43 | 3.7 | 6 | 0.1 |
| Nov | 51 | 33 | 3.1 | 6 | 1.6 |
| Dec | 40 | 26 | 3.3 | 7 | 7.1 |
| Year | 62 | 42 | 42.7 | 83 | 32.6 |
Averages for 1991–2020 at Williamsport 2, PA (525 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 Allenwood
Since 1996, the National Weather Service has logged 156 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Allenwood: 145 thunderstorm wind reports, 6 floods and 5 flash floods. None is recorded as killing or injuring anyone; the NWS estimated $15.7 million in property and crop damage. The strongest thunderstorm gust on record here was 85 mph, on May 1, 2017. July has had the most flash floods, 3 of 5. Of the 788 Pennsylvania cities on this site with a flash flood on record, 71 have had fewer than Allenwood.
June 20, 1996: thunderstorm wind 8 miles from the centre of Allenwood — $15.0 million damage.
June 7, 1999: thunderstorm wind 9 miles from the centre of Allenwood — $150,000 damage.
July 28, 2012: flash flood 9 miles from the centre of Allenwood — $100,000 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
Flood insurance policyholders in Allenwood's ZIP code 17810 have filed 51 claims with the National Flood Insurance Program since 1978, and were paid $520,000 for buildings and contents, in the dollars of each year. The most came from Flooding in 1996: 11 claims (22% of all) and $66,000. 57% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 553 Pennsylvania cities on this site with 10 or more claims, 281 have fewer than Allenwood.
| Event | Claims | Paid |
|---|---|---|
| Flooding1996 | 11 | $66,000 |
Lycoming County, which includes Allenwood, has been named in 21 federal disaster or emergency declarations since 1972, 15 of them major disasters (by incident: 7 floods, 5 severe storms, 3 hurricanes, 2 biological emergencies). The latest major disaster declaration was Tropical Storm Debby, on September 11, 2024. FEMA's National Risk Index gives Lycoming County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively High for strong wind; Relatively Moderate for inland flooding and lightning; Relatively Low for hurricanes, tornadoes and heat waves; Very Low for hail. It models the county's expected loss from all 18 hazards it covers at $40.9 million a year, the 23rd highest of 67 Pennsylvania counties; of the hazards above, the largest share, $34.8 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 Allenwood
- New Columbia, PA7 mi
- South Williamsport, PA7 mi
- Montgomery, PA7 mi
- Watsontown, PA8 mi
- Williamsport, PA10 mi
- Linden, PA11 mi
- Milton, PA11 mi
- Lewisburg, PA12 mi
- Montoursville, PA12 mi
- Mifflinburg, PA13 mi
- Turbotville, PA14 mi
- Cogan Station, PA14 mi
All Pennsylvania cities →All hurricanes since 1851 →Compare Allenwood with another place →