City vs city
New Underwood vs Sioux Falls, SD
Sioux Falls currently scores 18 points higher overall than New Underwood, 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 uses an ingested EPA AirNow snapshot and may not reflect current conditions; 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
New Underwood: 32/100 · Sioux Falls: 50/100
Sioux Falls is 18 points higher.
Flood
New Underwood: 54/100 · Sioux Falls: 52/100
New Underwood is 2 points higher.
New Underwood: FEMA NFHL flood zones: 5 features intersect this tile.
Sioux Falls: FEMA NFHL flood zones: 17 features intersect this tile.
Wind
New Underwood: 20/100 · Sioux Falls: 20/100
No gap.
New Underwood: Wind exposure derived from ingested design wind / climatology tiles.
Sioux Falls: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
New Underwood: 23/100 · Sioux Falls: 46/100
Sioux Falls is 23 points higher.
New Underwood: Lightning exposure derived from ingested climatology tiles.
Sioux Falls: Lightning exposure derived from ingested climatology tiles.
Tornado
New Underwood: 4/100 · Sioux Falls: 58/100
Sioux Falls is 54 points higher.
New Underwood: Tornado risk derived from NOAA SPC historical reports.
Sioux Falls: Tornado risk derived from NOAA SPC historical reports.
Hail
New Underwood: 40/100 · Sioux Falls: 100/100
Sioux Falls is 60 points higher.
New Underwood: Hail risk derived from NOAA SPC historical reports.
Sioux Falls: Hail risk derived from NOAA SPC historical reports.
Storm surge
New Underwood: Unavailable · Sioux Falls: Unavailable
A score difference cannot be calculated without both sources.
New Underwood: Storm surge model is not available for this location yet.
Sioux Falls: Storm surge model is not available for this location yet.
Wildfire
New Underwood: 54/100 · Sioux Falls: 51/100
New Underwood is 3 points higher.
New Underwood: Wildfire exposure derived from ingested fire potential tiles.
Sioux Falls: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
New Underwood: 27/100 · Sioux Falls: 21/100
New Underwood is 6 points higher.
New Underwood: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Sioux Falls: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.