NOAA STORM EVENTS · COMPLETE YEARS 2016–2025HISTORICAL REPORTS, NOT A FORECAST OR RISK SCORE
STORM EVENTLEDGERCOUNTY REPORTS · SEASONALITY · IMPACT
EVENT FILE / 42019MINIMUM 5 REPORTS

BUTLER · PA

Tornado history

NOAA records coded as Tornado in Butler during the ten complete years from 2016 through 2025.

Reports9NOAA county-coded rows
Population context4.6per 100,000 residents · 2024 ACS denominator 197,254
Injuries0direct + indirect fields
Fatalities0direct + indirect fields
Not a probability

9 reports in ten years does not mean a 0.9-event annual forecast. Reporting units, event segmentation, coverage, and local exposure all affect the count.

01 / YEAR-BY-YEAR

How the record changed

20161
20173
20191
20212
20252
03 / RECORDED CONSEQUENCES

Impact fields on these rows

Damage estimates are nominal values as filed by the reporting source and retained by NOAA.

Property damage$100Knot inflation-adjusted
Crop damage$0not inflation-adjusted
First report year2,016within selected window
Latest report year2,025within selected window
04 / RECENT ROW SAMPLE

Latest records in this slice

Up to eight latest rows are shown for auditability. Open NOAA for complete narratives and revisions.

DateEvent IDSourceMagnitude / scaleFiled damage
2025-05-21NOAA 1,266,149NWS Storm SurveyEF0$5K
2025-05-21NOAA 1,266,125NWS Storm SurveyEF0$50K
2021-10-21NOAA 1,026,346NWS Storm SurveyEF1$0
2021-10-21NOAA 987,929NWS Storm SurveyEF0$0
2019-06-16NOAA 829,860NWS Storm SurveyEF1$0
2017-07-10NOAA 741,698NWS Storm SurveyEF0$15K
2017-05-01NOAA 702,458NWS Storm SurveyEF0$5K
2017-05-01NOAA 702,457NWS Storm SurveyEF0$20K
READING THE RECORD

History is evidence—not a forecast.

A NOAA record count describes reports entered for a place and period. It does not estimate the chance, severity, or location of a future event. For active hazards, use your local National Weather Service office and official alerts.