Natural Disaster Risk in Grass Range
Montana
Risk Summary for Grass Range
Grass Range scores 5.3/10 (Moderate risk), above the U.S. average of 4.5. The leading hazard is Cold Wave.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Average risk — standard coverage usually sufficient
This area carries average natural disaster risk. A standard homeowners or renters policy should cover common events, but review the exclusions for floods and earthquakes, which are almost never included by default.
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: Grass Range, Montana
Grass Range is a small unincorporated community in Fergus County, in the northern tier of the continental United States. The area experiences cold winters, dry summers, and extreme temperature swings, with rapid chinook wind events and spring flooding shaping the pattern of natural hazards that residents encounter. Understanding the local risk profile is essential for anyone living in, moving to, or owning property in Grass Range.
FEMA rates Grass Range's composite natural disaster risk at 5.3 out of 10 — moderate risk. Cold wave events are the primary hazard risk, driven by periodic invasions of Arctic air that drive wind chills to life-threatening levels and stress heating systems. Residents should also account for winter and avalanche risk in their preparedness planning.
Grass Range's risk score, near the 4.9/10 state average and above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Fergus County, the highest-scoring are cold wave, winter, and avalanche. These scores reflect county-level data and represent the baseline risk that all communities in the county share.
With a moderate risk rating, Grass Range 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.
What this means for Grass Range: Cold Wave preparedness
- Protect pipes, pets, and plants, and ensure heating systems are serviced before winter.
- Keep emergency heat and supplies ready in case of cold-related power outages.
- Dress in layers and limit exposure during extreme cold to prevent frostbite and hypothermia.
Local Factors for Grass Range
These city-level factors differentiate Grass Range from other communities in Fergus County and provide geographic context for its hazard exposure.
Population
409
RuralGeographic Zone
Inland
Reduced coastal hazard exposure
Climate Band
Northern Continental
Latitude 47.0°
Flood Terrain
Minimal — county topography limits flood risk
Flood score: 1.0/10
Wildfire Exposure
High — long dry fire season
Fire score: 8.3/10
Coordinates
47.0106° N, 108.7581° W
Fergus County
Population and coordinates from SimpleMaps US Cities data. Hazard scores from FEMA National Risk Index. Geographic classification derived from coordinates.
Recent Climate Data for Grass Range
Last 12 months · Source: Open-Meteo archive
Notable Weather Days (last 12 months)
ZIP Codes in Grass Range
Other cities in Montana
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. City scores inherit county-level FEMA data. For informational purposes only.