City vs city
Saint Louis vs Weldon Spring, MO
Weldon Spring currently scores 12 points higher overall than Saint Louis, with the largest gap in flood.
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
Saint Louis: 36/100 · Weldon Spring: 48/100
Weldon Spring is 12 points higher.
Flood
Saint Louis: 7/100 · Weldon Spring: 46/100
Weldon Spring is 39 points higher.
Saint Louis: FEMA NFHL flood zones: 4 features intersect this tile.
Weldon Spring: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Saint Louis: 16/100 · Weldon Spring: 16/100
No gap.
Saint Louis: Wind exposure derived from ingested design wind / climatology tiles.
Weldon Spring: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Saint Louis: 37/100 · Weldon Spring: 45/100
Weldon Spring is 8 points higher.
Saint Louis: Lightning exposure derived from ingested climatology tiles.
Weldon Spring: Lightning exposure derived from ingested climatology tiles.
Tornado
Saint Louis: 35/100 · Weldon Spring: 69/100
Weldon Spring is 34 points higher.
Saint Louis: Tornado risk derived from NOAA SPC historical reports.
Weldon Spring: Tornado risk derived from NOAA SPC historical reports.
Hail
Saint Louis: 100/100 · Weldon Spring: 100/100
No gap.
Saint Louis: Hail risk derived from NOAA SPC historical reports.
Weldon Spring: Hail risk derived from NOAA SPC historical reports.
Storm surge
Saint Louis: Unavailable · Weldon Spring: Unavailable
A score difference cannot be calculated without both sources.
Saint Louis: Storm surge model is not available for this location yet.
Weldon Spring: Storm surge model is not available for this location yet.
Wildfire
Saint Louis: 29/100 · Weldon Spring: 33/100
Weldon Spring is 4 points higher.
Saint Louis: Wildfire exposure derived from ingested fire potential tiles.
Weldon Spring: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Saint Louis: 28/100 · Weldon Spring: 28/100
No gap.
Saint Louis: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Weldon Spring: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.