City vs city
Webster vs Williamsburg, IA
Webster currently scores 4 points higher overall than Williamsburg, 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
Webster: 36/100 · Williamsburg: 32/100
Webster is 4 points higher.
Flood
Webster: 66/100 · Williamsburg: 47/100
Webster is 19 points higher.
Webster: FEMA NFHL flood zones: 4 features intersect this tile.
Williamsburg: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Webster: 17/100 · Williamsburg: 17/100
No gap.
Webster: Wind exposure derived from ingested design wind / climatology tiles.
Williamsburg: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Webster: 48/100 · Williamsburg: 47/100
Webster is 1 points higher.
Webster: Lightning exposure derived from ingested climatology tiles.
Williamsburg: Lightning exposure derived from ingested climatology tiles.
Tornado
Webster: 27/100 · Williamsburg: 8/100
Webster is 19 points higher.
Webster: Tornado risk derived from NOAA SPC historical reports.
Williamsburg: Tornado risk derived from NOAA SPC historical reports.
Hail
Webster: 28/100 · Williamsburg: 32/100
Williamsburg is 4 points higher.
Webster: Hail risk derived from NOAA SPC historical reports.
Williamsburg: Hail risk derived from NOAA SPC historical reports.
Storm surge
Webster: Unavailable · Williamsburg: Unavailable
A score difference cannot be calculated without both sources.
Webster: Storm surge model is not available for this location yet.
Williamsburg: Storm surge model is not available for this location yet.
Wildfire
Webster: 40/100 · Williamsburg: 44/100
Williamsburg is 4 points higher.
Webster: Wildfire exposure derived from ingested fire potential tiles.
Williamsburg: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Webster: 24/100 · Williamsburg: 26/100
Williamsburg is 2 points higher.
Webster: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Williamsburg: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.