City vs city
Mount Vernon vs Roanoke, VA
Mount Vernon currently scores 1 points higher overall than Roanoke, with the largest gap in hail.
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
Mount Vernon: 40/100 · Roanoke: 39/100
Mount Vernon is 1 points higher.
Flood
Mount Vernon: 32/100 · Roanoke: 24/100
Mount Vernon is 8 points higher.
Mount Vernon: FEMA NFHL flood zones: 6 features intersect this tile.
Roanoke: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Mount Vernon: 21/100 · Roanoke: 17/100
Mount Vernon is 4 points higher.
Mount Vernon: Wind exposure derived from ingested design wind / climatology tiles.
Roanoke: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Mount Vernon: 40/100 · Roanoke: 30/100
Mount Vernon is 10 points higher.
Mount Vernon: Lightning exposure derived from ingested climatology tiles.
Roanoke: Lightning exposure derived from ingested climatology tiles.
Tornado
Mount Vernon: 23/100 · Roanoke: 19/100
Mount Vernon is 4 points higher.
Mount Vernon: Tornado risk derived from NOAA SPC historical reports.
Roanoke: Tornado risk derived from NOAA SPC historical reports.
Hail
Mount Vernon: 78/100 · Roanoke: 100/100
Roanoke is 22 points higher.
Mount Vernon: Hail risk derived from NOAA SPC historical reports.
Roanoke: Hail risk derived from NOAA SPC historical reports.
Storm surge
Mount Vernon: Unavailable · Roanoke: Unavailable
A score difference cannot be calculated without both sources.
Mount Vernon: Storm surge model is not available for this location yet.
Roanoke: Storm surge model is not available for this location yet.
Wildfire
Mount Vernon: 46/100 · Roanoke: 51/100
Roanoke is 5 points higher.
Mount Vernon: Wildfire exposure derived from ingested fire potential tiles.
Roanoke: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Mount Vernon: 40/100 · Roanoke: 35/100
Mount Vernon is 5 points higher.
Mount Vernon: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Roanoke: Air quality signal derived from the latest EPA AirNow combined AQI grid.