City vs city
Great Falls vs Helena Valley Southeast, MT
Great Falls currently scores 11 points higher overall than Helena Valley Southeast, with the largest gap in hail.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Scores describe each city’s reference grid tile, not every property. A missing model is unavailable, not zero risk. Air quality is a current EPA AirNow signal; other factors describe baseline exposure. The overall score blends different hazards and is not a probability of damage. Read the scoring methodology and sources.
Overall
Great Falls: 32/100 · Helena Valley Southeast: 21/100
Great Falls is 11 points higher.
Flood
Great Falls: 30/100 · Helena Valley Southeast: 26/100
Great Falls is 4 points higher.
Great Falls: FEMA NFHL flood zones: 4 features intersect this tile.
Helena Valley Southeast: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Great Falls: 16/100 · Helena Valley Southeast: 15/100
Great Falls is 1 points higher.
Great Falls: Wind exposure derived from ingested design wind / climatology tiles.
Helena Valley Southeast: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Great Falls: 11/100 · Helena Valley Southeast: 10/100
Great Falls is 1 points higher.
Great Falls: Lightning exposure derived from ingested climatology tiles.
Helena Valley Southeast: Lightning exposure derived from ingested climatology tiles.
Tornado
Great Falls: 8/100 · Helena Valley Southeast: 0/100
Great Falls is 8 points higher.
Great Falls: Tornado risk derived from NOAA SPC historical reports.
Helena Valley Southeast: Tornado risk derived from NOAA SPC historical reports.
Hail
Great Falls: 100/100 · Helena Valley Southeast: 5/100
Great Falls is 95 points higher.
Great Falls: Hail risk derived from NOAA SPC historical reports.
Helena Valley Southeast: Hail risk derived from NOAA SPC historical reports.
Storm surge
Great Falls: Unavailable · Helena Valley Southeast: Unavailable
A score difference cannot be calculated without both sources.
Great Falls: Storm surge model is not available for this location yet.
Helena Valley Southeast: Storm surge model is not available for this location yet.
Wildfire
Great Falls: 33/100 · Helena Valley Southeast: 55/100
Helena Valley Southeast is 22 points higher.
Great Falls: Wildfire exposure derived from ingested fire potential tiles.
Helena Valley Southeast: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Great Falls: 29/100 · Helena Valley Southeast: 13/100
Great Falls is 16 points higher.
Great Falls: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Helena Valley Southeast: Air quality signal derived from the latest EPA AirNow combined AQI grid.