City vs city
Rockford vs Savanna, IL
Rockford currently scores 9 points higher overall than Savanna, 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
Rockford: 40/100 · Savanna: 31/100
Rockford is 9 points higher.
Flood
Rockford: 39/100 · Savanna: 66/100
Savanna is 27 points higher.
Rockford: FEMA NFHL flood zones: 6 features intersect this tile.
Savanna: FEMA NFHL flood zones: 7 features intersect this tile.
Wind
Rockford: 16/100 · Savanna: 17/100
Savanna is 1 points higher.
Rockford: Wind exposure derived from ingested design wind / climatology tiles.
Savanna: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Rockford: 56/100 · Savanna: 29/100
Rockford is 27 points higher.
Rockford: Lightning exposure derived from ingested climatology tiles.
Savanna: Lightning exposure derived from ingested climatology tiles.
Tornado
Rockford: 15/100 · Savanna: 12/100
Rockford is 3 points higher.
Rockford: Tornado risk derived from NOAA SPC historical reports.
Savanna: Tornado risk derived from NOAA SPC historical reports.
Hail
Rockford: 100/100 · Savanna: 40/100
Rockford is 60 points higher.
Rockford: Hail risk derived from NOAA SPC historical reports.
Savanna: Hail risk derived from NOAA SPC historical reports.
Storm surge
Rockford: Unavailable · Savanna: Unavailable
A score difference cannot be calculated without both sources.
Rockford: Storm surge model is not available for this location yet.
Savanna: Storm surge model is not available for this location yet.
Wildfire
Rockford: 26/100 · Savanna: 23/100
Rockford is 3 points higher.
Rockford: Wildfire exposure derived from ingested fire potential tiles.
Savanna: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Rockford: 26/100 · Savanna: 30/100
Savanna is 4 points higher.
Rockford: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Savanna: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.