City vs city
Salem vs Sioux Falls, SD
Sioux Falls currently scores 7 points higher overall than Salem, 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 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
Salem: 43/100 · Sioux Falls: 50/100
Sioux Falls is 7 points higher.
Flood
Salem: 41/100 · Sioux Falls: 52/100
Sioux Falls is 11 points higher.
Salem: FEMA NFHL flood zones: 3 features intersect this tile.
Sioux Falls: FEMA NFHL flood zones: 17 features intersect this tile.
Wind
Salem: 21/100 · Sioux Falls: 20/100
Salem is 1 points higher.
Salem: Wind exposure derived from ingested design wind / climatology tiles.
Sioux Falls: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Salem: 57/100 · Sioux Falls: 46/100
Salem is 11 points higher.
Salem: Lightning exposure derived from ingested climatology tiles.
Sioux Falls: Lightning exposure derived from ingested climatology tiles.
Tornado
Salem: 15/100 · Sioux Falls: 58/100
Sioux Falls is 43 points higher.
Salem: Tornado risk derived from NOAA SPC historical reports.
Sioux Falls: Tornado risk derived from NOAA SPC historical reports.
Hail
Salem: 100/100 · Sioux Falls: 100/100
No gap.
Salem: Hail risk derived from NOAA SPC historical reports.
Sioux Falls: Hail risk derived from NOAA SPC historical reports.
Storm surge
Salem: Unavailable · Sioux Falls: Unavailable
A score difference cannot be calculated without both sources.
Salem: Storm surge model is not available for this location yet.
Sioux Falls: Storm surge model is not available for this location yet.
Wildfire
Salem: 44/100 · Sioux Falls: 51/100
Sioux Falls is 7 points higher.
Salem: Wildfire exposure derived from ingested fire potential tiles.
Sioux Falls: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Salem: 21/100 · Sioux Falls: 21/100
No gap.
Salem: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Sioux Falls: Air quality signal derived from the latest EPA AirNow combined AQI grid.