City vs city
Lake St. Louis vs Saint Clair, MO
Lake St. Louis currently scores 6 points higher overall than Saint Clair, 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
Lake St. Louis: 46/100 · Saint Clair: 40/100
Lake St. Louis is 6 points higher.
Flood
Lake St. Louis: 44/100 · Saint Clair: 51/100
Saint Clair is 7 points higher.
Lake St. Louis: FEMA NFHL flood zones: 6 features intersect this tile.
Saint Clair: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Lake St. Louis: 16/100 · Saint Clair: 16/100
No gap.
Lake St. Louis: Wind exposure derived from ingested design wind / climatology tiles.
Saint Clair: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Lake St. Louis: 46/100 · Saint Clair: 52/100
Saint Clair is 6 points higher.
Lake St. Louis: Lightning exposure derived from ingested climatology tiles.
Saint Clair: Lightning exposure derived from ingested climatology tiles.
Tornado
Lake St. Louis: 50/100 · Saint Clair: 12/100
Lake St. Louis is 38 points higher.
Lake St. Louis: Tornado risk derived from NOAA SPC historical reports.
Saint Clair: Tornado risk derived from NOAA SPC historical reports.
Hail
Lake St. Louis: 100/100 · Saint Clair: 84/100
Lake St. Louis is 16 points higher.
Lake St. Louis: Hail risk derived from NOAA SPC historical reports.
Saint Clair: Hail risk derived from NOAA SPC historical reports.
Storm surge
Lake St. Louis: Unavailable · Saint Clair: Unavailable
A score difference cannot be calculated without both sources.
Lake St. Louis: Storm surge model is not available for this location yet.
Saint Clair: Storm surge model is not available for this location yet.
Wildfire
Lake St. Louis: 41/100 · Saint Clair: 41/100
No gap.
Lake St. Louis: Wildfire exposure derived from ingested fire potential tiles.
Saint Clair: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Lake St. Louis: 28/100 · Saint Clair: 27/100
Lake St. Louis is 1 points higher.
Lake St. Louis: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Saint Clair: Air quality signal derived from the latest EPA AirNow combined AQI grid.