Corsicana, Texas: natural disaster risk
How exposed Corsicana is to floods, storms and other hazards, from FEMA and NOAA records for Navarro County.
Corsicana is a city of 25,511 people in Navarro County, Texas. FEMA's National Risk Index rates Navarro County relatively low for natural hazards overall, lower than most of the US. The costliest hazards there are inland flooding, tornado and cold wave, with about $26.5 million in expected losses a year across the county. The weather service has logged 558 storm reports in the county since 1955, including 51 tornadoes and 95 floods. NOAA hurricane records show 0 hurricanes and 8 tropical storms passing within 65 miles of the county's center. About 0.7% of homes in the county carry federal flood insurance.
Risk figures are for Navarro County. FEMA National Risk Index December 2025; NOAA Storm Events; US Census Bureau ACS 2020 to 2024. Updated November 6, 2026.
Top risks in Corsicana
Full Navarro County report ›- Check the FEMA flood map for your address, and ask the seller or landlord about past flooding.
- Price a flood policy now. Most new federal policies take 30 days to start.
- Pick a shelter spot: a basement, or an inside room on the lowest floor with no windows.
- Turn on emergency alerts on your phone and keep a weather radio.
- Insulate pipes in outside walls, crawl spaces and garages.
- Know how to shut off the main water valve.
All hazards
| Hazard | Rating | A year |
|---|---|---|
| Inland flooding | $9M | |
| Tornado | $8M | |
| Cold wave | $3M | |
| Heat wave | $2M | |
| Strong wind | $1M | |
| Hail | $801K | |
| Lightning | $561K | |
| Wildfire | $400K | |
| Ice storm | $296K | |
| Earthquake | $185K | |
| Hurricane | $183K | |
| Drought | $181K |
Homes in Corsicana
Older homes and mobile homes usually take more damage in storms, floods and earthquakes. Ask about roof age, flood history and retrofits before you buy or rent.
Strongest tornadoes in Navarro County
Common questions about Corsicana
Is Corsicana safe from natural disasters?
Corsicana is in Navarro County, which FEMA's National Risk Index rates relatively low overall, lower than most of the US. The biggest hazards are inland flooding, tornado, cold wave. No place is free of risk, so check the flood map and insurance for any home you consider.
What natural disasters happen in Corsicana?
By expected yearly losses in Navarro County, the top hazards are inland flooding (Low), tornado (High), cold wave (Moderate). Navarro County has been part of 24 federal disaster or emergency declarations for natural events.
Does Corsicana get tornadoes?
Yes. NOAA records list 51 tornadoes in Navarro County since 1950; the strongest was an F3 tornado on March 16, 1965. FEMA rates tornado risk in the county high.
Do I need flood insurance in Corsicana?
Standard home insurance does not cover floods. In Navarro County, about 0.7% of homes have federal flood insurance, and FEMA rates inland flooding risk low. Check the FEMA flood map for your address and get a quote even outside a high-risk zone.