City vs city
Salem vs St. Louis, MO
Salem currently scores 3 points higher overall than St. Louis, with the largest gap in lightning.
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: 41/100 · St. Louis: 38/100
Salem is 3 points higher.
Flood
Salem: 34/100 · St. Louis: 32/100
Salem is 2 points higher.
Salem: FEMA NFHL flood zones: 8 features intersect this tile.
St. Louis: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Salem: 16/100 · St. Louis: 16/100
No gap.
Salem: Wind exposure derived from ingested design wind / climatology tiles.
St. Louis: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Salem: 65/100 · St. Louis: 39/100
Salem is 26 points higher.
Salem: Lightning exposure derived from ingested climatology tiles.
St. Louis: Lightning exposure derived from ingested climatology tiles.
Tornado
Salem: 8/100 · St. Louis: 15/100
St. Louis is 7 points higher.
Salem: Tornado risk derived from NOAA SPC historical reports.
St. Louis: Tornado risk derived from NOAA SPC historical reports.
Hail
Salem: 100/100 · St. Louis: 100/100
No gap.
Salem: Hail risk derived from NOAA SPC historical reports.
St. Louis: Hail risk derived from NOAA SPC historical reports.
Storm surge
Salem: Unavailable · St. Louis: Unavailable
A score difference cannot be calculated without both sources.
Salem: Storm surge model is not available for this location yet.
St. Louis: Storm surge model is not available for this location yet.
Wildfire
Salem: 47/100 · St. Louis: 38/100
Salem is 9 points higher.
Salem: Wildfire exposure derived from ingested fire potential tiles.
St. Louis: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Salem: 14/100 · St. Louis: 27/100
St. Louis is 13 points higher.
Salem: Air quality signal derived from the latest EPA AirNow combined AQI grid.
St. Louis: Air quality signal derived from the latest EPA AirNow combined AQI grid.