City vs city
Norfolk vs South Boston, VA
Norfolk currently scores 19 points higher overall than South Boston, 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
Norfolk: 50/100 · South Boston: 31/100
Norfolk is 19 points higher.
Flood
Norfolk: 46/100 · South Boston: 21/100
Norfolk is 25 points higher.
Norfolk: FEMA NFHL flood zones: 25 features intersect this tile.
South Boston: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Norfolk: 27/100 · South Boston: 19/100
Norfolk is 8 points higher.
Norfolk: Wind exposure derived from ingested design wind / climatology tiles.
South Boston: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Norfolk: 45/100 · South Boston: 41/100
Norfolk is 4 points higher.
Norfolk: Lightning exposure derived from ingested climatology tiles.
South Boston: Lightning exposure derived from ingested climatology tiles.
Tornado
Norfolk: 46/100 · South Boston: 8/100
Norfolk is 38 points higher.
Norfolk: Tornado risk derived from NOAA SPC historical reports.
South Boston: Tornado risk derived from NOAA SPC historical reports.
Hail
Norfolk: 100/100 · South Boston: 45/100
Norfolk is 55 points higher.
Norfolk: Hail risk derived from NOAA SPC historical reports.
South Boston: Hail risk derived from NOAA SPC historical reports.
Storm surge
Norfolk: 77/100 · South Boston: Unavailable
A score difference cannot be calculated without both sources.
Norfolk: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
South Boston: Storm surge model is not available for this location yet.
Wildfire
Norfolk: 34/100 · South Boston: 55/100
South Boston is 21 points higher.
Norfolk: Wildfire exposure derived from ingested fire potential tiles.
South Boston: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Norfolk: 27/100 · South Boston: 28/100
South Boston is 1 points higher.
Norfolk: Air quality signal derived from the latest EPA AirNow combined AQI grid.
South Boston: Air quality signal derived from the latest EPA AirNow combined AQI grid.