Natural Disaster Risk — ZIP Code 59546

Natural Hazard Profile: ZIP 59546, Montana

ZIP 59546 in Zortman sits in the northern tier of the continental United States. Its semi-arid climate produces cold winters, dry summers, and extreme temperature swings, and notably rapid chinook wind events and spring flooding. These conditions define the natural disaster environment for households across this ZIP code.

According to FEMA's National Risk Index, ZIP 59546 carries an overall risk score of 4.7/10, placing it in the moderate category. Arctic air outbreaks are the leading natural hazard, with temperature plunges to dangerous lows capable of causing hypothermia and widespread infrastructure failures. The area also faces notable exposure to avalanche and wildfire.

Within Montana, ZIP 59546's risk is, near the 4.9/10 state average. Nationally, it ranks near the U.S. national average of 4.5/10. FEMA's analysis of Montana identifies cold wave as the foremost hazard, followed by avalanche and wildfire. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

With a moderate risk rating, ZIP 59546 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 cold wave is recommended.