City vs city
Houston vs Nassau Bay, TX
Nassau Bay currently scores 17 points higher overall than Houston, 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
Houston: 48/100 · Nassau Bay: 65/100
Nassau Bay is 17 points higher.
Flood
Houston: 40/100 · Nassau Bay: 71/100
Nassau Bay is 31 points higher.
Houston: FEMA NFHL flood zones: 20 features intersect this tile.
Nassau Bay: FEMA NFHL flood zones: 33 features intersect this tile.
Wind
Houston: 42/100 · Nassau Bay: 49/100
Nassau Bay is 7 points higher.
Houston: Wind exposure derived from ingested design wind / climatology tiles.
Nassau Bay: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Houston: 71/100 · Nassau Bay: 63/100
Houston is 8 points higher.
Houston: Lightning exposure derived from ingested climatology tiles.
Nassau Bay: Lightning exposure derived from ingested climatology tiles.
Tornado
Houston: 50/100 · Nassau Bay: 77/100
Nassau Bay is 27 points higher.
Houston: Tornado risk derived from NOAA SPC historical reports.
Nassau Bay: Tornado risk derived from NOAA SPC historical reports.
Hail
Houston: 58/100 · Nassau Bay: 95/100
Nassau Bay is 37 points higher.
Houston: Hail risk derived from NOAA SPC historical reports.
Nassau Bay: Hail risk derived from NOAA SPC historical reports.
Storm surge
Houston: Unavailable · Nassau Bay: 99/100
A score difference cannot be calculated without both sources.
Houston: Storm surge model is not available for this location yet.
Nassau Bay: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Houston: 51/100 · Nassau Bay: 42/100
Houston is 9 points higher.
Houston: Wildfire exposure derived from ingested fire potential tiles.
Nassau Bay: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Houston: 27/100 · Nassau Bay: 26/100
Houston is 1 points higher.
Houston: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Nassau Bay: Air quality signal derived from the latest EPA AirNow combined AQI grid.