City vs city
Helena vs Helena Valley Northwest, MT
Helena currently scores 12 points higher overall than Helena Valley Northwest, 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 · Helena Valley Northwest: 22/100
Helena is 12 points higher.
Flood
Helena: 17/100 · Helena Valley Northwest: 26/100
Helena Valley Northwest is 9 points higher.
Helena: FEMA NFHL flood zones: 4 features intersect this tile.
Helena Valley Northwest: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Helena: 15/100 · Helena Valley Northwest: 15/100
No gap.
Helena: Wind exposure derived from ingested design wind / climatology tiles.
Helena Valley Northwest: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Helena: 9/100 · Helena Valley Northwest: 11/100
Helena Valley Northwest is 2 points higher.
Helena: Lightning exposure derived from ingested climatology tiles.
Helena Valley Northwest: Lightning exposure derived from ingested climatology tiles.
Tornado
Helena: 4/100 · Helena Valley Northwest: 0/100
Helena is 4 points higher.
Helena: Tornado risk derived from NOAA SPC historical reports.
Helena Valley Northwest: Tornado risk derived from NOAA SPC historical reports.
Hail
Helena: 100/100 · Helena Valley Northwest: 8/100
Helena is 92 points higher.
Helena: Hail risk derived from NOAA SPC historical reports.
Helena Valley Northwest: Hail risk derived from NOAA SPC historical reports.
Storm surge
Helena: Unavailable · Helena Valley Northwest: Unavailable
A score difference cannot be calculated without both sources.
Helena: Storm surge model is not available for this location yet.
Helena Valley Northwest: Storm surge model is not available for this location yet.
Wildfire
Helena: 77/100 · Helena Valley Northwest: 56/100
Helena is 21 points higher.
Helena: Wildfire exposure derived from ingested fire potential tiles.
Helena Valley Northwest: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Helena: 13/100 · Helena Valley Northwest: 13/100
No gap.
Helena: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Helena Valley Northwest: Air quality signal derived from the latest EPA AirNow combined AQI grid.