City vs city
Helena Valley Northwest vs Missoula, MT
Missoula 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 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 Valley Northwest: 22/100 · Missoula: 34/100
Missoula is 12 points higher.
Flood
Helena Valley Northwest: 26/100 · Missoula: 29/100
Missoula is 3 points higher.
Helena Valley Northwest: FEMA NFHL flood zones: 2 features intersect this tile.
Missoula: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Helena Valley Northwest: 15/100 · Missoula: 14/100
Helena Valley Northwest is 1 points higher.
Helena Valley Northwest: Wind exposure derived from ingested design wind / climatology tiles.
Missoula: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Helena Valley Northwest: 11/100 · Missoula: 11/100
No gap.
Helena Valley Northwest: Lightning exposure derived from ingested climatology tiles.
Missoula: Lightning exposure derived from ingested climatology tiles.
Tornado
Helena Valley Northwest: 0/100 · Missoula: 0/100
No gap.
Helena Valley Northwest: Tornado risk derived from NOAA SPC historical reports.
Missoula: Tornado risk derived from NOAA SPC historical reports.
Hail
Helena Valley Northwest: 8/100 · Missoula: 58/100
Missoula is 50 points higher.
Helena Valley Northwest: Hail risk derived from NOAA SPC historical reports.
Missoula: Hail risk derived from NOAA SPC historical reports.
Storm surge
Helena Valley Northwest: Unavailable · Missoula: Unavailable
A score difference cannot be calculated without both sources.
Helena Valley Northwest: Storm surge model is not available for this location yet.
Missoula: Storm surge model is not available for this location yet.
Wildfire
Helena Valley Northwest: 56/100 · Missoula: 78/100
Missoula is 22 points higher.
Helena Valley Northwest: Wildfire exposure derived from ingested fire potential tiles.
Missoula: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Helena Valley Northwest: 13/100 · Missoula: 12/100
Helena Valley Northwest is 1 points higher.
Helena Valley Northwest: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Missoula: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.