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Tornado History

Jefferson Tornado History

This county-level tornado history page focuses on Jefferson, Pennsylvania. The records below identify 15 tornadoes from 1968 through 2021, including a highest listed rating of F2 (Considerable damage). NOAA damage estimates in this group total at least $1.1M, with 1 deaths and 7 injuries recorded across the listed events.

Key Tornado Statistics

Total Tornadoes15
Total Deaths1
Total Injuries7
Property Damage$1.1M
Avg Length4.4 mi
Avg Width97 yd

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Key Tornado Facts for Jefferson, Pennsylvania

Top local patterns from the historical tornado records in this group.

Average 0.3 tornadoes per year (0.4/yr in last decade)
August is the peak tornado month with 4 recorded events
Deadliest tornado: F2 in Jefferson, Pennsylvania with 1 deaths
1996 was the most active year with 3 tornadoes
The 2010s had the most tornado activity (5 events)
Longest tornado: 28.7 miles in Jefferson, Pennsylvania
Widest tornado: 300.0 yards in Jefferson, Pennsylvania
Most tornadoes in one day: 2 on Jul 19, 1996

Monthly Distribution

Shows tornado frequency across months of the year, highlighting seasonal patterns and peak tornado periods.

January
February
March
April
May
June
July
August
September
October
November
December

Summary: In Jefferson, Pennsylvania, August is the most active month with 4 tornadoes.

Annual Tornado Trend

Shows year-by-year tornado counts, making active years and quiet stretches easier to spot.

3210

Summary: 1996 was the most active year with 3 recorded tornadoes.

Tornado Intensity Distribution

Shows the breakdown of tornadoes by EF/F rating.

F0
EF0
F1
EF1
F2
EF2

Summary: F1 tornadoes are the most common in this group, with 5 recorded events.

Property Damage Trends

Visualizes reported property damage over time. Bars use a log-like scale so very large damage years do not flatten the rest of the chart.

$250K$25K$2K$0

Summary: The highest reported property damage year in this group is 1976 with at least $250K in NOAA-listed property damage.

Historical Track Sketch

F2 July 11, 19761976F2 July 19, 19961996EF2 October 2, 20182018F1 June 7, 19781978F1 June 2, 19981998F1 June 15, 20052005EF1 October 16, 20212021F1 May 11, 19811981F1 August 19, 19681968EF1 August 21, 20182018F0 July 30, 19961996F0 July 19, 19961996EF0 August 21, 20142014EF0 August 21, 20142014EF0 October 2, 2018© OpenStreetMap contributors

Notable Tornado Records

The table highlights the strongest and most damaging records in this page's local dataset. Damage totals are NOAA-reported minimum estimates where available.

DateRatingAreaLengthWidthDeathsInjuriesMin. property damage
July 11, 1976F2Jefferson, Pennsylvania28.7 mi33 yd17$250K
July 19, 1996F2Jefferson, Pennsylvania2.5 mi100 yd00$25K
October 2, 2018EF2Jefferson, Pennsylvania4.09 mi200 yd00N/A
June 7, 1978F1Jefferson, Pennsylvania0 mi33 yd00$250K
June 2, 1998F1Jefferson, Pennsylvania1.3 mi100 yd00$250K
June 15, 2005F1Jefferson, Pennsylvania0.5 mi100 yd00$150K
October 16, 2021EF1Jefferson, Pennsylvania0.58 mi260 yd00$150K
May 11, 1981F1Jefferson, Pennsylvania0 mi33 yd00$25K
August 19, 1968F1Jefferson, Pennsylvania0 mi33 yd00$2K
August 21, 2018EF1Jefferson, Pennsylvania1.33 mi300 yd00N/A
July 30, 1996F0Jefferson, Pennsylvania0.1 mi50 yd00$5K
July 19, 1996F0Jefferson, Pennsylvania2.5 mi100 yd00$1K

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Source And Limits

Data source: NOAA/NCEI. TornadoTrace summarizes historical records for screening and research. Coordinates, damage estimates, narratives, and event details can be approximate, incomplete, revised, or missing. Do not use this page as legal, insurance, engineering, real estate, emergency management, or safety advice.