City vs city
Manchester vs St. Louis, MO
Manchester currently scores 7 points higher overall than St. Louis, 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
Manchester: 45/100 · St. Louis: 38/100
Manchester is 7 points higher.
Flood
Manchester: 40/100 · St. Louis: 32/100
Manchester is 8 points higher.
Manchester: FEMA NFHL flood zones: 6 features intersect this tile.
St. Louis: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Manchester: 16/100 · St. Louis: 16/100
No gap.
Manchester: Wind exposure derived from ingested design wind / climatology tiles.
St. Louis: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Manchester: 44/100 · St. Louis: 39/100
Manchester is 5 points higher.
Manchester: Lightning exposure derived from ingested climatology tiles.
St. Louis: Lightning exposure derived from ingested climatology tiles.
Tornado
Manchester: 54/100 · St. Louis: 15/100
Manchester is 39 points higher.
Manchester: Tornado risk derived from NOAA SPC historical reports.
St. Louis: Tornado risk derived from NOAA SPC historical reports.
Hail
Manchester: 100/100 · St. Louis: 100/100
No gap.
Manchester: Hail risk derived from NOAA SPC historical reports.
St. Louis: Hail risk derived from NOAA SPC historical reports.
Storm surge
Manchester: Unavailable · St. Louis: Unavailable
A score difference cannot be calculated without both sources.
Manchester: Storm surge model is not available for this location yet.
St. Louis: Storm surge model is not available for this location yet.
Wildfire
Manchester: 39/100 · St. Louis: 38/100
Manchester is 1 points higher.
Manchester: Wildfire exposure derived from ingested fire potential tiles.
St. Louis: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Manchester: 25/100 · St. Louis: 27/100
St. Louis is 2 points higher.
Manchester: 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.