City vs city
Dumfries vs Roanoke, VA
Roanoke currently scores 8 points higher overall than Dumfries, 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
Dumfries: 31/100 · Roanoke: 39/100
Roanoke is 8 points higher.
Flood
Dumfries: 25/100 · Roanoke: 24/100
Dumfries is 1 points higher.
Dumfries: FEMA NFHL flood zones: 10 features intersect this tile.
Roanoke: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Dumfries: 20/100 · Roanoke: 17/100
Dumfries is 3 points higher.
Dumfries: Wind exposure derived from ingested design wind / climatology tiles.
Roanoke: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Dumfries: 43/100 · Roanoke: 30/100
Dumfries is 13 points higher.
Dumfries: Lightning exposure derived from ingested climatology tiles.
Roanoke: Lightning exposure derived from ingested climatology tiles.
Tornado
Dumfries: 8/100 · Roanoke: 19/100
Roanoke is 11 points higher.
Dumfries: Tornado risk derived from NOAA SPC historical reports.
Roanoke: Tornado risk derived from NOAA SPC historical reports.
Hail
Dumfries: 43/100 · Roanoke: 100/100
Roanoke is 57 points higher.
Dumfries: Hail risk derived from NOAA SPC historical reports.
Roanoke: Hail risk derived from NOAA SPC historical reports.
Storm surge
Dumfries: Unavailable · Roanoke: Unavailable
A score difference cannot be calculated without both sources.
Dumfries: Storm surge model is not available for this location yet.
Roanoke: Storm surge model is not available for this location yet.
Wildfire
Dumfries: 36/100 · Roanoke: 51/100
Roanoke is 15 points higher.
Dumfries: Wildfire exposure derived from ingested fire potential tiles.
Roanoke: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Dumfries: 41/100 · Roanoke: 35/100
Dumfries is 6 points higher.
Dumfries: 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.