Natural Disaster Risk in Mosby

Natural Hazard Profile: Mosby, Montana

Mosby, in Garfield County, is a small unincorporated community situated in the northern tier of the continental United States. Its semi-arid climate brings cold winters, dry summers, and extreme temperature swings, and in particular rapid chinook wind events and spring flooding. These conditions collectively define the natural hazard environment that Mosby residents and property owners must navigate.

Mosby's overall natural disaster risk is rated 4.0/10 (Moderate) by FEMA's National Risk Index. Snow avalanche exposure tops the local risk profile, with the area's mountain setting and annual snowfall loading producing regular avalanche cycles on steep slopes. Secondary hazards include wildfire and tsunami.

Within Montana, Mosby's risk is, slightly below the 4.9/10 state average. Nationally, it ranks near the U.S. national average of 4.5/10. FEMA's analysis of Garfield County identifies avalanche as the foremost hazard, followed by wildfire and tsunami. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

With a moderate risk rating, Mosby residents are well-served by maintaining standard preparedness practices — an emergency supply kit, awareness of local hazard seasonality, and insurance that covers the top local risks. Periodic review of coverage for avalanche is recommended.