Seguin, Texas: natural disaster risk
How exposed Seguin is to floods, storms and other hazards, from FEMA and NOAA records for Guadalupe County.
Seguin is a city of 33,754 people in Guadalupe County, Texas. FEMA's National Risk Index rates Guadalupe County relatively moderate for natural hazards overall, about average for the US. The costliest hazards there are inland flooding, tornado and heat wave, with about $124 million in expected losses a year across the county. The weather service has logged 371 storm reports in the county since 1953, including 26 tornadoes and 101 floods. NOAA hurricane records show 4 hurricanes and 12 tropical storms passing within 65 miles of the county's center, 1 of them major. About 3.6% of homes in the county carry federal flood insurance.
Risk figures are for Guadalupe County. FEMA National Risk Index December 2025; NOAA Storm Events; US Census Bureau ACS 2020 to 2024. Updated November 6, 2026.
Top risks in Seguin
Full Guadalupe 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.
- Check that cooling works before summer.
- Know where the nearest cooling center is.
All hazards
| Hazard | Rating | A year |
|---|---|---|
| Inland flooding | $100M | |
| Tornado | $10M | |
| Heat wave | $3M | |
| Cold wave | $3M | |
| Hail | $2M | |
| Lightning | $1M | |
| Drought | $1M | |
| Strong wind | $901K | |
| Hurricane | $509K | |
| Winter weather | $318K | |
| Wildfire | $310K | |
| Ice storm | $104K |
Homes in Seguin
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 Guadalupe County
More cities in Guadalupe County
Common questions about Seguin
Is Seguin safe from natural disasters?
Seguin is in Guadalupe County, which FEMA's National Risk Index rates relatively moderate overall, about average for the US. The biggest hazards are inland flooding, tornado, heat wave. No place is free of risk, so check the flood map and insurance for any home you consider.
What natural disasters happen in Seguin?
By expected yearly losses in Guadalupe County, the top hazards are inland flooding (High), tornado (High), heat wave (Moderate). Guadalupe County has been part of 21 federal disaster or emergency declarations for natural events.
Does Seguin get tornadoes?
Yes. NOAA records list 26 tornadoes in Guadalupe County since 1950; the strongest was an F3 tornado on December 1, 1953. FEMA rates tornado risk in the county high.
Do I need flood insurance in Seguin?
Standard home insurance does not cover floods. In Guadalupe County, about 3.6% of homes have federal flood insurance, and FEMA rates inland flooding risk high. Check the FEMA flood map for your address and get a quote even outside a high-risk zone.