Marion, IA
Local storm history & FEMA National Risk Index data
Marion is rated Relatively Moderate for overall natural hazard risk — near the middle compared to other US counties — based on FEMA's National Risk Index for Linn County, IA. The county's highest-rated hazards are strong wind, hail, and tornado.
Storm events near Marion
NOAA-recorded tornado, hail, and flood events within 25 miles of Marion's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Marion itself, not the whole county.
County-wide hazard risk
Every other hazard FEMA and NOAA track — including drought — is only scored at the county level. These are Linn County's FEMA National Risk Index scores, covering Marion along with the rest of the county, not a Marion-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 47 | Very Low |
| Inland Flooding | 86.7 | Relatively Moderate |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 57.2 | Very Low |
| Heat Wave | 69.2 | Relatively Low |
| Tornado | 95.5 | Relatively High |
| Avalanche | — | Not Applicable |
| Cold Wave | 83.9 | Relatively Moderate |
| Drought | 87.7 | Relatively Moderate |
| Hail | 97.6 | Relatively High |
| Hurricane | 16.3 | Very Low |
| Ice Storm | 85.9 | Relatively High |
| Landslide | 68.3 | Relatively Low |
| Lightning | 85.1 | Relatively High |
| Strong Wind | 98.4 | Very High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 94.5 | Relatively High |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Linn County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Linn County:
More on Linn County:
Frequently asked questions
What natural hazards is Marion, IA at risk of?
Marion is rated Relatively Moderate for overall natural hazard risk by FEMA's National Risk Index — near the middle compared to other US counties. The highest-rated hazards for Linn County, where Marion is located, are strong wind, hail, and tornado.
What is Marion's biggest natural hazard risk?
Strong Wind is the highest-rated hazard for Linn County, where Marion is located, scoring 98.4 out of 100 on FEMA's National Risk Index (rated "Very High").
Is Marion a high-risk area for natural disasters?
Somewhat — Marion carries near the middle compared to other US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Moderate" for Linn County.
Has Marion had tornadoes, hail, or flooding?
NOAA has recorded 48 tornado, 208 hail, 41 inland flooding events within 25 miles of Marion since 2016.