City vs city
Helena West Side vs Unionville, MT
Unionville currently scores 9 points higher overall than Helena West Side, 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 uses an ingested EPA AirNow snapshot and may not reflect current conditions; 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 West Side: 25/100 · Unionville: 34/100
Unionville is 9 points higher.
Flood
Helena West Side: 23/100 · Unionville: 17/100
Helena West Side is 6 points higher.
Helena West Side: FEMA NFHL flood zones: 2 features intersect this tile.
Unionville: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Helena West Side: 15/100 · Unionville: 15/100
No gap.
Helena West Side: Wind exposure derived from ingested design wind / climatology tiles.
Unionville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Helena West Side: 9/100 · Unionville: 9/100
No gap.
Helena West Side: Lightning exposure derived from ingested climatology tiles.
Unionville: Lightning exposure derived from ingested climatology tiles.
Tornado
Helena West Side: 0/100 · Unionville: 4/100
Unionville is 4 points higher.
Helena West Side: Tornado risk derived from NOAA SPC historical reports.
Unionville: Tornado risk derived from NOAA SPC historical reports.
Hail
Helena West Side: 21/100 · Unionville: 100/100
Unionville is 79 points higher.
Helena West Side: Hail risk derived from NOAA SPC historical reports.
Unionville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Helena West Side: Unavailable · Unionville: Unavailable
A score difference cannot be calculated without both sources.
Helena West Side: Storm surge model is not available for this location yet.
Unionville: Storm surge model is not available for this location yet.
Wildfire
Helena West Side: 71/100 · Unionville: 77/100
Unionville is 6 points higher.
Helena West Side: Wildfire exposure derived from ingested fire potential tiles.
Unionville: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Helena West Side: 13/100 · Unionville: 13/100
No gap.
Helena West Side: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Unionville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.