NOAA STORM EVENTS · COMPLETE YEARS 2016–2025HISTORICAL REPORTS, NOT A FORECAST OR RISK SCORE
STORM EVENTLEDGERCOUNTY REPORTS · SEASONALITY · IMPACT
EVENT FILE / 19119MINIMUM 5 REPORTS

LYON · IA

Flood history

NOAA records coded as Flood in Lyon during the ten complete years from 2016 through 2025.

Reports60NOAA county-coded rows
Population context493.3per 100,000 residents · 2024 ACS denominator 12,162
Injuries0direct + indirect fields
Fatalities0direct + indirect fields
Not a probability

60 reports in ten years does not mean a 6.0-event annual forecast. Reporting units, event segmentation, coverage, and local exposure all affect the count.

01 / YEAR-BY-YEAR

How the record changed

201819
201925
20205
20233
20248
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$15.2Mnot inflation-adjusted
Crop damage$4.0Mnot inflation-adjusted
First report year2,018within selected window
Latest report year2,024within 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
2024-07-01NOAA 1,199,942River/Stream Gage$0
2024-06-20NOAA 1,195,603Emergency Manager$13.2M
2024-06-21NOAA 1,183,375River/Stream Gage$0
2024-06-21NOAA 1,183,346River/Stream Gage$0
2024-06-21NOAA 1,183,327River/Stream Gage$0
2024-06-21NOAA 1,183,325River/Stream Gage$0
2024-06-21NOAA 1,182,845River/Stream Gage$0
2024-06-21NOAA 1,182,844River/Stream Gage$0
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.