City vs city
Grand Rapids vs Port Huron, MI
Port Huron currently scores 1 points higher overall than Grand Rapids, with the largest gap in lightning.
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
Grand Rapids: 35/100 · Port Huron: 36/100
Port Huron is 1 points higher.
Flood
Grand Rapids: 51/100 · Port Huron: 43/100
Grand Rapids is 8 points higher.
Grand Rapids: FEMA NFHL flood zones: 8 features intersect this tile.
Port Huron: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Grand Rapids: 15/100 · Port Huron: 16/100
Port Huron is 1 points higher.
Grand Rapids: Wind exposure derived from ingested design wind / climatology tiles.
Port Huron: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Grand Rapids: 20/100 · Port Huron: 40/100
Port Huron is 20 points higher.
Grand Rapids: Lightning exposure derived from ingested climatology tiles.
Port Huron: Lightning exposure derived from ingested climatology tiles.
Tornado
Grand Rapids: 8/100 · Port Huron: 0/100
Grand Rapids is 8 points higher.
Grand Rapids: Tornado risk derived from NOAA SPC historical reports.
Port Huron: Tornado risk derived from NOAA SPC historical reports.
Hail
Grand Rapids: 73/100 · Port Huron: 54/100
Grand Rapids is 19 points higher.
Grand Rapids: Hail risk derived from NOAA SPC historical reports.
Port Huron: Hail risk derived from NOAA SPC historical reports.
Storm surge
Grand Rapids: Unavailable · Port Huron: Unavailable
A score difference cannot be calculated without both sources.
Grand Rapids: Storm surge model is not available for this location yet.
Port Huron: Storm surge model is not available for this location yet.
Wildfire
Grand Rapids: 50/100 · Port Huron: 31/100
Grand Rapids is 19 points higher.
Grand Rapids: Wildfire exposure derived from ingested fire potential tiles.
Port Huron: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Grand Rapids: 28/100 · Port Huron: 31/100
Port Huron is 3 points higher.
Grand Rapids: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Port Huron: Air quality signal derived from the latest EPA AirNow combined AQI grid.