Rockford, Illinois: natural disaster risk
How exposed Rockford is to floods, storms and other hazards, from FEMA and NOAA records for Winnebago County.
Rockford is a city of 147,521 people in Winnebago County, Illinois. Parts of Rockford also reach into Ogle County. FEMA's National Risk Index rates Winnebago County relatively moderate for natural hazards overall, about average for the US. The costliest hazards there are inland flooding, cold wave and tornado, with about $122 million in expected losses a year across the county. The weather service has logged 690 storm reports in the county since 1958, including 25 tornadoes and 83 floods. About 0.6% of homes in the county carry federal flood insurance.
Risk figures are for Winnebago County, the county with most of the population Rockford sits in. FEMA National Risk Index December 2025; NOAA Storm Events; US Census Bureau ACS 2020 to 2024. Updated November 6, 2026.
Top risks in Rockford
Full Winnebago 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.
- Insulate pipes in outside walls, crawl spaces and garages.
- Know how to shut off the main water valve.
- 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.
All hazards
| Hazard | Rating | A year |
|---|---|---|
| Inland flooding | $68M | |
| Cold wave | $20M | |
| Tornado | $19M | |
| Strong wind | $4M | |
| Hail | $4M | |
| Heat wave | $2M | |
| Earthquake | $2M | |
| Lightning | $1M | |
| Ice storm | $615K | |
| Winter weather | $275K | |
| Drought | $246K | |
| Wildfire | $17K |
Homes in Rockford
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 Winnebago County
Common questions about Rockford
Is Rockford safe from natural disasters?
Rockford is in Winnebago County, which FEMA's National Risk Index rates relatively moderate overall, about average for the US. The biggest hazards are inland flooding, cold wave, tornado. No place is free of risk, so check the flood map and insurance for any home you consider.
What natural disasters happen in Rockford?
By expected yearly losses in Winnebago County, the top hazards are inland flooding (High), cold wave (High), tornado (High). Winnebago County has been part of 17 federal disaster or emergency declarations for natural events.
Does Rockford get tornadoes?
Yes. NOAA records list 25 tornadoes in Winnebago County since 1950; the strongest was an EF2 tornado on November 22, 2010 near Rock Cut State Park. FEMA rates tornado risk in the county high.
Do I need flood insurance in Rockford?
Standard home insurance does not cover floods. In Winnebago County, about 0.6% 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.