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City vs city
Marissa vs O'Fallon, IL
O'Fallon currently scores 12 points higher overall than Marissa, with the largest gap in tornado.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Overall
Marissa: 28/100 · O'Fallon: 40/100
O'Fallon is 12 points higher.
Flood
Marissa: 8/100 · O'Fallon: 0/100
Marissa is 8 points higher.
Wind
Marissa: 16/100 · O'Fallon: 16/100
No gap.
Lightning
Marissa: 41/100 · O'Fallon: 35/100
Marissa is 6 points higher.
Tornado
Marissa: 19/100 · O'Fallon: 73/100
O'Fallon is 54 points higher.
Hail
Marissa: 67/100 · O'Fallon: 100/100
O'Fallon is 33 points higher.
Storm surge
Marissa: 0/100 · O'Fallon: 0/100
No gap.