City vs city
Rockford vs South Jacksonville, IL
South Jacksonville currently scores 9 points higher overall than Rockford, 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 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 · South Jacksonville: 49/100
South Jacksonville is 9 points higher.
Flood
Rockford: 39/100 · South Jacksonville: 48/100
South Jacksonville is 9 points higher.
Rockford: FEMA NFHL flood zones: 6 features intersect this tile.
South Jacksonville: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Rockford: 16/100 · South Jacksonville: 16/100
No gap.
Rockford: Wind exposure derived from ingested design wind / climatology tiles.
South Jacksonville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Rockford: 56/100 · South Jacksonville: 55/100
Rockford is 1 points higher.
Rockford: Lightning exposure derived from ingested climatology tiles.
South Jacksonville: Lightning exposure derived from ingested climatology tiles.
Tornado
Rockford: 15/100 · South Jacksonville: 65/100
South Jacksonville is 50 points higher.
Rockford: Tornado risk derived from NOAA SPC historical reports.
South Jacksonville: Tornado risk derived from NOAA SPC historical reports.
Hail
Rockford: 100/100 · South Jacksonville: 100/100
No gap.
Rockford: Hail risk derived from NOAA SPC historical reports.
South Jacksonville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Rockford: Unavailable · South Jacksonville: Unavailable
A score difference cannot be calculated without both sources.
Rockford: Storm surge model is not available for this location yet.
South Jacksonville: Storm surge model is not available for this location yet.
Wildfire
Rockford: 26/100 · South Jacksonville: 27/100
South Jacksonville is 1 points higher.
Rockford: Wildfire exposure derived from ingested fire potential tiles.
South Jacksonville: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Rockford: 26/100 · South Jacksonville: 29/100
South Jacksonville is 3 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.
South Jacksonville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.