City vs city
Harrisburg vs Marked Tree, AR
Marked Tree currently scores 7 points higher overall than Harrisburg, 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
Harrisburg: 36/100 · Marked Tree: 43/100
Marked Tree is 7 points higher.
Flood
Harrisburg: 50/100 · Marked Tree: 61/100
Marked Tree is 11 points higher.
Harrisburg: FEMA NFHL flood zones: 5 features intersect this tile.
Marked Tree: FEMA NFHL flood zones: 7 features intersect this tile.
Wind
Harrisburg: 14/100 · Marked Tree: 14/100
No gap.
Harrisburg: Wind exposure derived from ingested design wind / climatology tiles.
Marked Tree: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Harrisburg: 59/100 · Marked Tree: 57/100
Harrisburg is 2 points higher.
Harrisburg: Lightning exposure derived from ingested climatology tiles.
Marked Tree: Lightning exposure derived from ingested climatology tiles.
Tornado
Harrisburg: 31/100 · Marked Tree: 46/100
Marked Tree is 15 points higher.
Harrisburg: Tornado risk derived from NOAA SPC historical reports.
Marked Tree: Tornado risk derived from NOAA SPC historical reports.
Hail
Harrisburg: 36/100 · Marked Tree: 76/100
Marked Tree is 40 points higher.
Harrisburg: Hail risk derived from NOAA SPC historical reports.
Marked Tree: Hail risk derived from NOAA SPC historical reports.
Storm surge
Harrisburg: Unavailable · Marked Tree: Unavailable
A score difference cannot be calculated without both sources.
Harrisburg: Storm surge model is not available for this location yet.
Marked Tree: Storm surge model is not available for this location yet.
Wildfire
Harrisburg: 31/100 · Marked Tree: 14/100
Harrisburg is 17 points higher.
Harrisburg: Wildfire exposure derived from ingested fire potential tiles.
Marked Tree: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Harrisburg: 29/100 · Marked Tree: 30/100
Marked Tree is 1 points higher.
Harrisburg: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Marked Tree: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.