01 / ANNUAL TRACE
Cass reports by year
The annual trace distributes 123 Cass reports across the ten complete years from 2016 through 2025.
COUNTY / AREA FILE 190292016—2025
NOAA STORM-EVENT REPORT HISTORY
Cass, IA
NOAA recorded 123 county-coded storm-event reports across 8 event types in Cass, IA, from 2016 through 2025, including 0 reported injuries and 0 reported fatalities.
Source: NOAA Storm Events details table · Complete years 2016–2025 · Compiled 16 Sep 2026
NOAA reports123county-coded rows
Event types8distinct NOAA labels
Population context939.2per 100,000 residents · 2024 ACS denominator 13,096
Reported damage$1.2Mnominal filed estimates
How to read this record
A report is a database record, not necessarily one whole storm. Multi-county systems can create multiple records; tornadoes may be segmented by county. Counts also reflect reporting practices and NOAA entry rules.
03 / EVENT-TYPE INDEX
Storm types reported in Cass
5 event types have dedicated Cass analyses after reaching the five-report publication threshold.
Dedicated analyses are published only for county-event combinations with at least five rows in the ten-year window.
Thunderstorm Wind46 NOAA reports · 0 injuries · 0 fatalities351.3 per 100k →Heavy Rain41 NOAA reports · 0 injuries · 0 fatalities313.1 per 100k →Hail12 NOAA reports · 0 injuries · 0 fatalities91.6 per 100k →Tornado11 NOAA reports · 0 injuries · 0 fatalities84.0 per 100k →Flash Flood5 NOAA reports · 0 injuries · 0 fatalities38.2 per 100k →
04 / HUMAN IMPACT FIELDS
Injuries and fatalities reported in Cass
Cass NOAA rows contain 0 direct or indirect injuries and 0 direct or indirect fatalities.
Injuries0direct + indirect
Fatalities0direct + indirect
These are NOAA/NWS report fields. Zero can mean none reported; it is not a general health or disaster-loss estimate.