Natural Disaster Risk in Fallon County

Natural Hazard Profile: Fallon County, Montana

Fallon County is located in the United States in Montana, home to roughly 3,048 residents. The county experiences cold winters, dry summers, and extreme temperature swings, with rapid chinook wind events and spring flooding shaping the natural hazards faced by its communities. FEMA assesses risk at this county level, providing the baseline for every city and ZIP code within its boundaries.

According to FEMA's National Risk Index, Fallon County carries an overall risk score of 3.8/10, placing it in the low category. Extreme cold snaps top the local risk profile, with Arctic front passages causing rapid and severe temperature drops that challenge both infrastructure and outdoor safety. The area also faces notable exposure to winter and wildfire.

Fallon County's risk score, slightly below the 4.9/10 state average and below the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Fallon County, the highest-scoring are cold wave, winter, and wildfire. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

Fallon County carries a below-average natural disaster risk, reflecting fewer and less severe hazard exposures than typical U.S. communities. Even so, the area's primary risk — cold wave — warrants awareness and appropriate insurance coverage, as lower risk does not mean zero risk.