Almost one in five U.S. homes — worth around $8 trillion — are at severe or extreme risk from hurricane wind damage, according to a Realtor.com analysis. • The analysis also found that roughly 6.1% of homes (worth around $3.4 trillion) are at severe or extreme risk of flood damage and 5.6% ($3.2 trillion) from fire.

Why it matters: Climate change is intensifying extreme weather — hiking home insurance premiums in especially storm-prone areas and driving some insurers to retreat.

The big picture: Flood risks, in particular, are "largely underestimated," per the analysis, which looks at data from First Street. • Homeowners may not realize their property faces significant flood risk — and may skip flood insurance — if it's outside a FEMA Special Flood Hazard Area, defined as having a 1%

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