City vs city
Memphis vs Portland, TN
Portland currently scores 2 points higher overall than Memphis, with the largest gap in tornado.
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
Memphis: 35/100 · Portland: 37/100
Portland is 2 points higher.
Flood
Memphis: 37/100 · Portland: 28/100
Memphis is 9 points higher.
Memphis: FEMA NFHL flood zones: 8 features intersect this tile.
Portland: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Memphis: 14/100 · Portland: 14/100
No gap.
Memphis: Wind exposure derived from ingested design wind / climatology tiles.
Portland: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Memphis: 61/100 · Portland: 52/100
Memphis is 9 points higher.
Memphis: Lightning exposure derived from ingested climatology tiles.
Portland: Lightning exposure derived from ingested climatology tiles.
Tornado
Memphis: 8/100 · Portland: 38/100
Portland is 30 points higher.
Memphis: Tornado risk derived from NOAA SPC historical reports.
Portland: Tornado risk derived from NOAA SPC historical reports.
Hail
Memphis: 64/100 · Portland: 64/100
No gap.
Memphis: Hail risk derived from NOAA SPC historical reports.
Portland: Hail risk derived from NOAA SPC historical reports.
Storm surge
Memphis: Unavailable · Portland: Unavailable
A score difference cannot be calculated without both sources.
Memphis: Storm surge model is not available for this location yet.
Portland: Storm surge model is not available for this location yet.
Wildfire
Memphis: 38/100 · Portland: 26/100
Memphis is 12 points higher.
Memphis: Wildfire exposure derived from ingested fire potential tiles.
Portland: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Memphis: 26/100 · Portland: 36/100
Portland is 10 points higher.
Memphis: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Portland: Air quality signal derived from the latest EPA AirNow combined AQI grid.