City risk score
Historical exposure snapshot
Lemont, IL
41
/ 100
High
City snapshot
Lemont, IL
Overall moderate risk (41/100)
Overall score
41/100
moderate
Powered by NOAA, NHC, FEMA, USGS, and NSSL data. Updated every 5–40 minutes in the full product. Demo content only — not for official warning decisions.
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Turn today’s risk into a checklist for your home.
Historical Risk factors
Historical hazards around Lemont
Flooding
50
/ 100
FEMA NFHL flood zones: 10 features intersect this tile.
Wind / Roof
16
/ 100
Wind exposure derived from ingested design wind / climatology tiles.
Lightning
40
/ 100
Lightning exposure derived from ingested climatology tiles.
Wildfire
23
/ 100
Wildfire exposure derived from ingested fire potential tiles.
Tornado
33
/ 100
Tornado risk derived from NOAA SPC historical reports.
Hail
86
/ 100
Hail risk derived from NOAA SPC historical reports.
Learn the risk in Lemont
Flood zones 101: how to read FEMA maps
Decode NFHL zones, base flood elevation, and where the boundary lines matter most.
Wind speed and roof damage
See how 60-120 mph gusts translate into shingle loss, window risk, and outages.
Storm surge vs flooding
Understand how coastal surge differs from inland rainfall flooding.
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RiskIQ network
Related risk context for Lemont, IL
These links focus on the most relevant connected risk topics for this location.