1978 tornadoes

789 tornadoes recorded in the United States in 1978, drawn on the map and coloured by rating.

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Years1978
Rating (F or EF scale)

Shows tornadoes that started in, or crossed, the chosen state. To see how many have passed near you, search a town or ZIP code, or tap the map.

Key
  • F0 / EF0 Light damage
  • F1 / EF1 Moderate damage
  • F2 / EF2 Considerable damage
  • F3 / EF3 Severe damage
  • F4 / EF4 Devastating damage
  • F5 / EF5 Incredible damage
  • Unknown Not rated (2007 onwards)

How to read the lines. Each line is one tornado, drawn from where it started to where it ended, coloured and sized by its rating. A dot means the record has no end point. Tap a line for its details, or tap anywhere else to see how many tornadoes have passed nearby. Weaker tornadoes appear as you zoom in. Ratings use the Fujita (F) scale before 1 February 2007 and the Enhanced Fujita (EF) scale from then on.

Tornadoes in 1978

The Storm Prediction Center recorded 789 tornadoes in 1978, against an average of 967 a year from 1950 to 2025. They killed 53 people and injured 919. The busiest month was May (213), and the busiest single day was 12 May 1978, with 26.

  • 789tornadoes
  • 53deaths
  • 919injuries
  • 26on the busiest day (12 May 1978)

Tornadoes in 1978 were rated on the Fujita (F) scale. Counts of weak tornadoes in particular depend on how many were spotted and reported, which has changed over the decades, so compare years with care.

How strong were the tornadoes of 1978?

RatingTornadoesShare
F0 / EF033843%
F1 / EF131240%
F2 / EF210613%
F3 / EF3263%
F4 / EF47<1%
F5 / EF500%
Unknown rating00%
Tornadoes by month in 1978
Bar chart of tornadoes by period. The most is 213 in May.Jan23Feb7Mar17Apr107May213Jun148Jul143Aug65Sep20Oct7Nov9Dec30
Show the numbers
PeriodCount
Jan23
Feb7
Mar17
Apr107
May213
Jun148
Jul143
Aug65
Sep20
Oct7
Nov9
Dec30

Deadliest tornadoes of 1978

Strongest tornadoes of 1978

Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.

Where the 1978 tornadoes started

← 1977 · 1979 → · All years

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