McCone County
Montana — Natural Disaster Risk Assessment
Very LowComposite Risk Score
National percentile: 5th
McCone County faces very low composite natural disaster risk (NRI Risk Index score 5.2, 5th national percentile), driven primarily by cold wave and hail exposure. Expected annual loss across all 18 hazard types is $3M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Cold Wave | Low | 13.68 / yr | $2M |
| Hail | Low | 1.92 / yr | $379K |
| Wildfire | Very Low | 0.00 / yr | $48K |
| Drought | Very Low | 39.63 / yr | $22K |
| Winter Weather | Low | 19.26 / yr | $27K |
| Strong Wind | Low | 1.75 / yr | $229K |
| Landslide | Very Low | 0.84 / yr | $149 |
| Heat Wave | Very Low | 2.74 / yr | $56K |
| Tornado | Very Low | 0.28 / yr | $84K |
| Earthquake | Very Low | 0.00 / yr | $11K |
| Lightning | Very Low | 26.71 / yr | $20K |
| Riverine Flood | Very Low | 0.79 / yr | $870K |
| Ice Storm | Very Low | 0.01 / yr | $2K |
| Avalanche | Very Low | 0.00 / yr | $0 |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Hurricane | Very Low | 0.00 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
| Volcanic Activity | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for McCone County?
McCone County has a composite FEMA National Risk Index score of 5.2 out of 100, placing it in the Very Low category and the 5th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in McCone County?
The three highest-rated hazards are Cold Wave (Low, $2M EAL), Hail (Low, $379K EAL), Wildfire (Very Low, $48K EAL). These account for most of the county's expected annual losses.
How does McCone County compare to other Montana counties?
McCone County ranks #46 of 56 Montana counties for overall natural disaster risk, with a very low rating.
What does Expected Annual Loss (EAL) mean?
EAL is FEMA's estimate of average annual dollar losses from natural hazards, calculated from historical event data and exposure models. McCone County's $3M EAL is a statistical average, not a guarantee for any specific year or address.