Montana

Comprehensive climate risk and disaster history profile

Billion-Dollar Events

$128.8B

Total Economic Impact

Counties

20.91

Avg Risk Score

Top Natural Hazards

Based on FEMA National Risk Index data across all 56 counties

Cold Wave

69.06 Avg Risk Score

Wildfire

67.94 Avg Risk Score

Winter Weather

54.23 Avg Risk Score

Avalanche

52.43 Avg Risk Score

Landslide

42.66 Avg Risk Score

Heat Wave

41.95 Avg Risk Score

Drought

37.56 Avg Risk Score

Riverine Flooding

36.45 Avg Risk Score

Historical billion-dollar events by category (1980-2024)

drought 9 events

$79.4B

wildfire 8 events

$41.7B

severe-storm 3 events

$5.7B

flooding 1 events

$2.0B

How disaster frequency and costs have changed over time

Counties with the highest overall risk scores based on FEMA NRI

Rank	County	Risk Score	Risk Rating	SVI Percentile
1	Ravalli	88.26	Relatively Moderate	15.1%
2	Flathead	83.9	Relatively Moderate	20.9%
3	Missoula	78.01	Relatively Low	27.6%
4	Gallatin	69.77	Relatively Low	7.8%
5	Lake	68.22	Relatively Low	75.4%
6	Yellowstone	59.12	Relatively Low	28.9%
7	Cascade	55.77	Relatively Low	44.4%
8	Silver Bow	54.79	Relatively Low	45.3%
9	Lewis and Clark	51.16	Relatively Low	19.1%
10	Roosevelt	48.17	Relatively Low	76.6%