City vs city
Harlowton vs Lewistown, MT
Lewistown currently scores 3 points higher overall than Harlowton, with the largest gap in tornado.
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
Harlowton: 30/100 · Lewistown: 33/100
Lewistown is 3 points higher.
Flood
Harlowton: 31/100 · Lewistown: 32/100
Lewistown is 1 points higher.
Harlowton: FEMA NFHL flood zones: 4 features intersect this tile.
Lewistown: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Harlowton: 16/100 · Lewistown: 17/100
Lewistown is 1 points higher.
Harlowton: Wind exposure derived from ingested design wind / climatology tiles.
Lewistown: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Harlowton: 15/100 · Lewistown: 21/100
Lewistown is 6 points higher.
Harlowton: Lightning exposure derived from ingested climatology tiles.
Lewistown: Lightning exposure derived from ingested climatology tiles.
Tornado
Harlowton: 4/100 · Lewistown: 19/100
Lewistown is 15 points higher.
Harlowton: Tornado risk derived from NOAA SPC historical reports.
Lewistown: Tornado risk derived from NOAA SPC historical reports.
Hail
Harlowton: 100/100 · Lewistown: 93/100
Harlowton is 7 points higher.
Harlowton: Hail risk derived from NOAA SPC historical reports.
Lewistown: Hail risk derived from NOAA SPC historical reports.
Storm surge
Harlowton: Unavailable · Lewistown: Unavailable
A score difference cannot be calculated without both sources.
Harlowton: Storm surge model is not available for this location yet.
Lewistown: Storm surge model is not available for this location yet.
Wildfire
Harlowton: 27/100 · Lewistown: 34/100
Lewistown is 7 points higher.
Harlowton: Wildfire exposure derived from ingested fire potential tiles.
Lewistown: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Harlowton: 14/100 · Lewistown: 15/100
Lewistown is 1 points higher.
Harlowton: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Lewistown: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.