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City vs city
Grantfork vs O'Fallon, IL
O'Fallon currently scores 17 points higher overall than Grantfork, with the largest gap in hail.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Overall
Grantfork: 23/100 · O'Fallon: 40/100
O'Fallon is 17 points higher.
Flood
Grantfork: 0/100 · O'Fallon: 0/100
No gap.
Wind
Grantfork: 16/100 · O'Fallon: 16/100
No gap.
Lightning
Grantfork: 52/100 · O'Fallon: 35/100
Grantfork is 17 points higher.
Tornado
Grantfork: 27/100 · O'Fallon: 73/100
O'Fallon is 46 points higher.
Hail
Grantfork: 7/100 · O'Fallon: 100/100
O'Fallon is 93 points higher.
Storm surge
Grantfork: 0/100 · O'Fallon: 0/100
No gap.