Rosebud County
Montana — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 50th
Rosebud County faces low composite natural disaster risk (NRI Risk Index score 49.7, 50th national percentile), driven primarily by wildfire and winter weather exposure. Expected annual loss across all 18 hazard types is $9M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Wildfire | Medium | 0.01 / yr | $2M |
| Winter Weather | Medium | 17.33 / yr | $147K |
| Cold Wave | Medium | 5.05 / yr | $2M |
| Landslide | Low | 2.59 / yr | $2K |
| Riverine Flood | Low | 0.79 / yr | $4M |
| Lightning | Low | 30.29 / yr | $150K |
| Hail | Low | 1.58 / yr | $114K |
| Drought | Low | 63.78 / yr | $20K |
| Heat Wave | Very Low | 2.26 / yr | $82K |
| Earthquake | Very Low | 0.00 / yr | $40K |
| Strong Wind | Low | 0.88 / yr | $83K |
| Ice Storm | Very Low | 0.01 / yr | $3K |
| Tornado | Very Low | 0.29 / yr | $36K |
| Avalanche | Very Low | 0.01 / 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 Rosebud County?
Rosebud County has a composite FEMA National Risk Index score of 49.7 out of 100, placing it in the Low category and the 50th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Rosebud County?
The three highest-rated hazards are Wildfire (Medium, $2M EAL), Winter Weather (Medium, $147K EAL), Cold Wave (Medium, $2M EAL). These account for most of the county's expected annual losses.
How does Rosebud County compare to other Montana counties?
Rosebud County ranks #18 of 56 Montana counties for overall natural disaster risk, with a 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. Rosebud County's $9M EAL is a statistical average, not a guarantee for any specific year or address.