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City vs city
Helena vs Charleston, SC
Charleston currently scores 20 points higher overall than Helena, with the largest gap in storm surge.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Overall
Helena: 39/100 · Charleston: 59/100
Charleston is 20 points higher.
Flood
Helena: 35/100 · Charleston: 78/100
Charleston is 43 points higher.
Wind
Helena: 19/100 · Charleston: 51/100
Charleston is 32 points higher.
Lightning
Helena: 59/100 · Charleston: 49/100
Helena is 10 points higher.
Tornado
Helena: 16/100 · Charleston: 12/100
Helena is 4 points higher.
Hail
Helena: 60/100 · Charleston: 100/100
Charleston is 40 points higher.
Storm surge
Helena: 0/100 · Charleston: 99/100
Charleston is 99 points higher.