City vs city
Grand Isle vs Larose, LA
Larose currently scores 1 points higher overall than Grand Isle, 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 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
Grand Isle: 36/100 · Larose: 37/100
Larose is 1 points higher.
Flood
Grand Isle: 25/100 · Larose: Unavailable
A score difference cannot be calculated without both sources.
Grand Isle: FEMA NFHL flood zones: 7 features intersect this tile.
Larose: Flood model is not available for this location yet.
Wind
Grand Isle: 66/100 · Larose: 58/100
Grand Isle is 8 points higher.
Grand Isle: Wind exposure derived from ingested design wind / climatology tiles.
Larose: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Grand Isle: 61/100 · Larose: 76/100
Larose is 15 points higher.
Grand Isle: Lightning exposure derived from ingested climatology tiles.
Larose: Lightning exposure derived from ingested climatology tiles.
Tornado
Grand Isle: 12/100 · Larose: 23/100
Larose is 11 points higher.
Grand Isle: Tornado risk derived from NOAA SPC historical reports.
Larose: Tornado risk derived from NOAA SPC historical reports.
Hail
Grand Isle: 7/100 · Larose: 11/100
Larose is 4 points higher.
Grand Isle: Hail risk derived from NOAA SPC historical reports.
Larose: Hail risk derived from NOAA SPC historical reports.
Storm surge
Grand Isle: 94/100 · Larose: 97/100
Larose is 3 points higher.
Grand Isle: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Larose: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Grand Isle: 3/100 · Larose: 13/100
Larose is 10 points higher.
Grand Isle: Wildfire exposure derived from ingested fire potential tiles.
Larose: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Grand Isle: 22/100 · Larose: 20/100
Grand Isle is 2 points higher.
Grand Isle: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Larose: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.