City vs city
Helena vs South Hills, MT
Helena currently scores 10 points higher overall than South Hills, 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
Helena: 34/100 · South Hills: 24/100
Helena is 10 points higher.
Flood
Helena: 17/100 · South Hills: 10/100
Helena is 7 points higher.
Helena: FEMA NFHL flood zones: 4 features intersect this tile.
South Hills: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Helena: 15/100 · South Hills: 15/100
No gap.
Helena: Wind exposure derived from ingested design wind / climatology tiles.
South Hills: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Helena: 9/100 · South Hills: 9/100
No gap.
Helena: Lightning exposure derived from ingested climatology tiles.
South Hills: Lightning exposure derived from ingested climatology tiles.
Tornado
Helena: 4/100 · South Hills: 0/100
Helena is 4 points higher.
Helena: Tornado risk derived from NOAA SPC historical reports.
South Hills: Tornado risk derived from NOAA SPC historical reports.
Hail
Helena: 100/100 · South Hills: 29/100
Helena is 71 points higher.
Helena: Hail risk derived from NOAA SPC historical reports.
South Hills: Hail risk derived from NOAA SPC historical reports.
Storm surge
Helena: Unavailable · South Hills: Unavailable
A score difference cannot be calculated without both sources.
Helena: Storm surge model is not available for this location yet.
South Hills: Storm surge model is not available for this location yet.
Wildfire
Helena: 77/100 · South Hills: 65/100
Helena is 12 points higher.
Helena: Wildfire exposure derived from ingested fire potential tiles.
South Hills: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Helena: 13/100 · South Hills: 13/100
No gap.
Helena: Air quality signal derived from the latest EPA AirNow combined AQI grid.
South Hills: Air quality signal derived from the latest EPA AirNow combined AQI grid.