County Hazards

Storm events on record through

Tornado events in Cassia County, Idaho The tornado events on record, by date and by year

This page is a county record of past events and claims. It does not show the flood zone or the risk of an address. For the flood map of an address, use FEMA's address search (opens in a new tab).

NCEI has 10 tornado events on record for Cassia County, Idaho, from 1950 through 30 Jun 2026.

The newest tornado event on record is on 26 May 2023.

From 2016 through 2025, NCEI has 2 tornado events on record for the county.

The NWS collects event reports from a variety of sources, which include (but are not limited to): county, state, and federal emergency management officials, local law enforcement officials, SKYWARN spotters, NWS damage surveys, newspaper clipping services, the insurance industry, and the general public, among others.

The National Weather Service reports property and crop damage estimates using available data at the time of event reporting. These values should therefore be considered broad estimates. Damage amounts are not adjusted for inflation.

The words of the agency. Source: NOAA NCEI, Storm Events Database, page "Frequently Asked Questions", copied on .

Date of the data: NCEI storm events through . Event types on this page: Tornado.

Newest tornado events on record

TornadoEF0

7 miles E of ALMO

TornadoEF0

12 miles ENE of (BYI)BURLEY MUNI ARP

TornadoEF0

4 miles ENE of ALBION

TornadoEF0

3 miles E of DECLO

TornadoEF0

3 miles SW of BURLEY

TornadoF0

20 miles NNW of BURLEY

TornadoF0

At BURLEY. Damage estimate: $4 thousand

TornadoF0

No place on record

TornadoF0

No place on record

TornadoF0

No place on record

A place is the text of the NCEI record: a distance and a direction from a reference place. The site does not show a place text that names a private property or reads as a person. A tornado before February 2007 has a rating on the Fujita scale (F). A later tornado has a rating on the Enhanced Fujita scale (EF).

Tornado events by year

Tornado events on record for Cassia County by year, 1950 to 2026
DecadeYear that ends in 0Year that ends in 1Year that ends in 2Year that ends in 3Year that ends in 4Year that ends in 5Year that ends in 6Year that ends in 7Year that ends in 8Year that ends in 9All
1950s00000000000
1960s00000000000
1970s00000000000
1980s00000010001
1990s01100000103
2000s00001000012
2010s00200000013
2020s0001000 (part of the year)1

A darker cell has a larger count. The number is in each cell.

Tornado events are on record from 1950. The year 2026 has the events through 30 Jun 2026 only.

By month, all years

  1. Jan0 events
  2. Feb0 events
  3. Mar0 events
  4. Apr1 event
  5. May1 event
  6. Jun3 events
  7. Jul0 events
  8. Aug3 events
  9. Sep2 events
  10. Oct0 events
  11. Nov0 events
  12. Dec0 events

Magnitudes on record

Tornado events on record for Cassia County by rating
RatingWind estimate of the scaleEvents
EF0 or F065 to 85 mph (EF0)10
EF1 or F186 to 110 mph (EF1)0
EF2 or F2111 to 135 mph (EF2)0
EF3 or F3136 to 165 mph (EF3)0
EF4 or F4166 to 200 mph (EF4)0
EF5 or F5more than 200 mph (EF5)0
Unratedno rating on record0

Tornadoes may contain multiple segments. A tornado that crosses a county line or state line is considered a separate segment.

The words of the agency. Source: NOAA NCEI, Storm Events Database, page "Frequently Asked Questions", copied on .

The Enhanced F-scale still is a set of wind estimates (not measurements) based on damage.

The words of the agency. Source: NOAA NWS Storm Prediction Center, Enhanced Fujita Tornado Damage Scale, copied on .

The wind estimates are those of the Enhanced Fujita scale.

Beside the other counties

Tornado events on record: Cassia County beside the total of the counties of Idaho and of the United States
MeasureCassiaAll counties of IdahoAll counties of the United States
Tornado events, 1950 to 20261022381,254
Events for each 100 square miles0.40.32.3
Events for each 10,000 residents4.01.22.4

The columns for the state and the United States total the counties. They count the events of each county in the same way as the county column. A forecast zone with another name than a county counts for the state only.

Official channels

These links open the pages of the agencies. The site checked the links on .

Cite this page

County Hazards. "Tornado events on record for Cassia County, Idaho". https://countyhazards.com/county/id/cassia/tornado/. Data: NOAA NCEI Storm Events Database through 30 Jun 2026. Page made on .

Questions

Which month has the most tornado events on record for Cassia County?
June has 3 of the 10 tornado events on record from 1950 through 30 Jun 2026.
How many tornado events are on record for Idaho?
NCEI has 224 tornado events on record for Idaho from 1950 through 30 Jun 2026. That count has every forecast zone of the state.
How does Cassia County compare with the other counties of Idaho?
The counties of Idaho have 0.3 tornado events for each 100 square miles. Cassia County has 0.4.
Which tornado ratings are on record for Cassia County?
10 tornado events have a rating of EF0, F0, EF1 or F1. No event has a higher rating.