City vs city
Port Aransas vs San Antonio, TX
San Antonio currently scores 1 points higher overall than Port Aransas, 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
Port Aransas: 47/100 · San Antonio: 48/100
San Antonio is 1 points higher.
Flood
Port Aransas: 69/100 · San Antonio: 33/100
Port Aransas is 36 points higher.
Port Aransas: FEMA NFHL flood zones: 21 features intersect this tile.
San Antonio: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Port Aransas: 54/100 · San Antonio: 17/100
Port Aransas is 37 points higher.
Port Aransas: Wind exposure derived from ingested design wind / climatology tiles.
San Antonio: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Port Aransas: 43/100 · San Antonio: 38/100
Port Aransas is 5 points higher.
Port Aransas: Lightning exposure derived from ingested climatology tiles.
San Antonio: Lightning exposure derived from ingested climatology tiles.
Tornado
Port Aransas: 35/100 · San Antonio: 62/100
San Antonio is 27 points higher.
Port Aransas: Tornado risk derived from NOAA SPC historical reports.
San Antonio: Tornado risk derived from NOAA SPC historical reports.
Hail
Port Aransas: 16/100 · San Antonio: 100/100
San Antonio is 84 points higher.
Port Aransas: Hail risk derived from NOAA SPC historical reports.
San Antonio: Hail risk derived from NOAA SPC historical reports.
Storm surge
Port Aransas: 97/100 · San Antonio: Unavailable
A score difference cannot be calculated without both sources.
Port Aransas: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
San Antonio: Storm surge model is not available for this location yet.
Wildfire
Port Aransas: 39/100 · San Antonio: 60/100
San Antonio is 21 points higher.
Port Aransas: Wildfire exposure derived from ingested fire potential tiles.
San Antonio: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Port Aransas: 24/100 · San Antonio: 28/100
San Antonio is 4 points higher.
Port Aransas: Air quality signal derived from the latest EPA AirNow combined AQI grid.
San Antonio: Air quality signal derived from the latest EPA AirNow combined AQI grid.