DisasterAWARE
5
High

extreme-heat Extreme Heat Risk in Ohio

Overall State Risk Score: 5/10

Ohio faces high extreme-heat risk. 3 of 88 counties (3%) rated high or very high by FEMA National Risk Index.

Seasonal pattern: June-September

Highest-Risk Cities in Ohio

1
Columbus, OH
Very High · 17 historical events
FEMA: 7Historical: 10

Notable Extreme Heat Events

Excessive Heat - Midwest, Great Lakes, Ohio Valley and Central U.S., United States

June 27, 2026 — WARNING

Columbus, OH

367,000 people exposed; $41,078M capital exposed

Other Hazards in Ohio

earthquake
Earthquake Risk
Score: 3/10
wildfire
Wildfire Risk
Score: 1/10
hurricane
Hurricane Risk
Score: 3/10
flood
Flood Risk
Score: 3/10
tornado
Tornado Risk
Score: 7/10
winter-storm
Winter Storm Risk
Score: 7/10
landslide
Landslide Risk
Score: 5/10
drought
Drought Risk
Score: 5/10
high-wind
High Wind Risk
Score: 7/10
tsunami
Tsunami Risk
Score: 0/10

How this data is built

Ohio extreme heat risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live event monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.

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