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NHC HURDAT2 · SPC Tornado Database

Hurricanes and Tornadoes That Hit Tioga, 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 Tioga, Pennsylvania since 1851, 1 of them at hurricane strength; the most recent was Frances in 2004. Since 1950, 18 tornadoes have touched down within 25 miles, 1 of them rated EF3 or stronger.

Hurricanes
1

within 75 mi, since 1851

Tropical storms
9

below hurricane strength

Tornadoes
18

within 25 mi, since 1950

EF3 or stronger
1

1 deaths in all

What the records show for Tioga

The strongest storm to pass near Tioga was Hazel in 1954, a Category 1 hurricane with 77 mph winds when its centre passed 34 miles away. The record near Tioga begins with an unnamed storm in 1876; the most recent system was Frances in 2004, a tropical storm 59 miles away. The busiest decade was the 1970s, with 2 systems. Of the 10 systems, one has come since 2000. Of the 794 Pennsylvania cities on this site, 45% have more hurricanes within 75 miles than Tioga. The strongest of the 18 tornadoes within 25 miles was an F3 on May 2, 1983; its path came within 25 miles. The deadliest, an F1 on August 7, 1972, killed 1 person. Of the 18, 2 had paths within 5 miles of the city centre, and 10 have come since 2000. July has had the most tornadoes, 9. The most recent tornado was on May 29, 2019. Of the 794 Pennsylvania cities, 98% have more tornadoes within 25 miles than Tioga. Hail has been reported within 10 miles 17 times since 1984, with stones up to 2.5 inches (tennis ball size). Of the 794 Pennsylvania cities, 89% have more hail reports within 10 miles than Tioga.

Compare Tioga's storm record with another city →

Tropical storms and hurricanes near Tioga

Tropical systems that passed within 75 miles of Tioga, Pennsylvania, newest first
YearStormClosestStrength when closestPeak
2004FrancesSep 959 miTropical storm (39 mph)Category 4
1979DavidSep 652 miTropical storm (46 mph)Category 5
1972AgnesJun 2362 miTropical storm (52 mph)Category 1
1954HazelOct 1634 miCategory 1 (77 mph)Category 4
1949Unnamed 1949 stormAug 2975 miTropical storm (56 mph)Category 4
1933Unnamed 1933 stormAug 2432 miTropical storm (44 mph)Category 4
1903Unnamed 1903 stormSep 1738 miTropical storm (51 mph)Category 2
1893Unnamed 1893 stormOct 1428 miTropical storm (70 mph)Category 3
1885Unnamed 1885 stormOct 146 miTropical storm (46 mph)Tropical storm
1876Unnamed 1876 stormSep 1828 miTropical storm (49 mph)Category 3

Strength is the sustained wind on the track at the closest point, which is not the wind felt in Tioga: 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 Tioga

By decade

  • 2010s9
  • 2000s1
  • 1990s2
  • 1980s2(1 EF3+)
  • 1970s4
Strongest tornadoes near Tioga, Pennsylvania
DateRatingDistancePathKilled / injured
May 2, 1983F325 mi15 mi0 / 6
May 2, 1983F26 mi9.8 mi0 / 0
Aug 7, 1972F118 mi0.1 mi1 / 2
Jul 23, 2018EF123 mi2.12 mi0 / 0
Jul 27, 2013EF123 mi14 mi0 / 0
Jul 26, 2012EF116 mi8.81 mi0 / 0
Jul 26, 2012EF115 mi2.56 mi0 / 0
Jul 26, 2012EF19 mi0.26 mi0 / 0
May 29, 2011EF114 mi2.54 mi0 / 0
Apr 27, 2011EF120 mi4.62 mi0 / 0
Jul 8, 1997F12 mi8 mi0 / 0
Jul 5, 1992F117 mi8 mi0 / 0

The strongest 12 of 18, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.

Hail in Tioga

The Storm Prediction Center has 17 hail reports within 10 miles of Tioga since 1984, made on 13 separate days. Of these, 9 were 1 inch across or larger, and one reached 2 inches. The largest, 2.5 inches (tennis ball size), fell on May 31, 2002. The most recent report is from September 4, 2011. July has the most reports, 5.

Source: NOAA Storm Prediction Center severe weather reports, data through 2025.

Weather by month in Tioga

The nearest NOAA station with 1991–2020 climate normals is Tioga Hammond Dam, PA, 2 miles south of Tioga at 1,230 feet. July is the warmest, with an average high of 82°F and low of 58°F; January is the coolest, at 32°F and 15°F. June and July are the wettest at 3.8 inches of precipitation on average and February the driest at 1.7 inches; the year adds up to 36.4 inches over 77 days with at least a tenth of an inch. June to November, the hurricane season months, bring 57% of the year's precipitation (20.8 of 36.4 inches); the other six months are drier. September has brought the most of the 10 tropical systems that passed within 75 miles (4); a normal September there has highs of 73°F and 3.7 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 154 nights a year. Snowfall averages 43.4 inches a year, most of it in February. That 36.4 inches is more than at 1 of the 148 Pennsylvania stations used on this site (1%). Lawrenceville, 3 miles north, has its own station (Cowanesque Dam, PA): 37.1 inches a year, 0.7 more than here, and a July average high of 81°F against 82°F.

Monthly climate normals 1991–2020 at Tioga Hammond Dam, PA
MonthHigh °FLow °FPrecip. inDays ≥ 0.1"Snow in
Jan32152.2510.3
Feb35151.7511.1
Mar43222.767.6
Apr57333.381.7
May69443.270.0
Jun77533.880.0
Jul82583.880.0
Aug80573.570.0
Sep73503.760.0
Oct60393.470.2
Nov48302.662.9
Dec37222.569.6
Year583636.47743.4

Averages for 1991–2020 at Tioga Hammond Dam, PA (1,230 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.

Pennsylvania weather by month, station by station →

Floods, thunderstorm wind and lightning near Tioga

Since 1996, the National Weather Service has logged 88 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Tioga: 75 thunderstorm wind reports, 7 floods and 6 flash floods. None is recorded as killing or injuring anyone; the NWS estimated $803,000 in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on May 29, 1998. September has had the most flash floods, 2 of 6. Of the 788 Pennsylvania cities on this site with a flash flood on record, 92 have had fewer than Tioga.

  • September 7, 2011: flood 5 miles from the centre of Tioga — $450,000 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

Tioga County, which includes Tioga, has been named in 20 federal disaster or emergency declarations since 1972, 14 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 Tioga County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for inland flooding, strong wind and lightning; Relatively Low for hurricanes; Very Low for tornadoes, hail and heat waves. It models the county's expected loss from all 18 hazards it covers at $18.6 million a year, the 45th highest of 67 Pennsylvania counties; of the hazards above, the largest share, $16.3 million (88%), 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 Tioga