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Bay City, Michigan: natural disaster risk

How exposed Bay City is to floods, storms and other hazards, from FEMA and NOAA records for Bay County.

Relatively Low overall risk
32,320people
Inland floodingtop hazard
12federal declarations, Bay County
14tornadoes in the county since 1950
Photo: U.S. Geological Survey, public domain

Bay City is a city of 32,320 people in Bay County, Michigan. FEMA's National Risk Index rates Bay County relatively low for natural hazards overall, lower than most of the US. The costliest hazards there are inland flooding, cold wave and tornado, with about $38.3 million in expected losses a year across the county. The weather service has logged 294 storm reports in the county since 1957, including 14 tornadoes and 11 floods. NOAA hurricane records show 0 hurricanes and 1 tropical storm passing within 65 miles of the county's center. About 0.9% of homes in the county carry federal flood insurance.

Risk figures are for Bay County. FEMA National Risk Index December 2025; NOAA Storm Events; US Census Bureau ACS 2020 to 2024. Updated November 6, 2026.

Top risks in Bay City

Full Bay County report ›
$20.9 million a year in the county
  • 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.
$6.9 million a year in the county
  • Insulate pipes in outside walls, crawl spaces and garages.
  • Know how to shut off the main water valve.

Tornado

Moderate
$4.9 million a year in the county
  • 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

HazardRatingA year
Inland floodingModerate$21M
Cold waveHigh$7M
TornadoModerate$5M
Strong windHigh$3M
HailModerate$1M
Winter weatherHigh$626K
Heat waveLow$435K
LightningModerate$297K
EarthquakeVery Low$169K
Ice stormModerate$148K
Coastal floodingLow$51K
HurricaneVery Low$35K

Homes in Bay City

Median home value$97,600
Bay County median$152,200
Median year built1941
Built before 198089%
Mobile homes1%

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 Bay County

1984F32 hurt
1965F22 hurt
1957F2

Common questions about Bay City

Is Bay City safe from natural disasters?

Bay City is in Bay County, which FEMA's National Risk Index rates relatively low overall, lower than most of 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 Bay City?

By expected yearly losses in Bay County, the top hazards are inland flooding (Moderate), cold wave (High), tornado (Moderate). Bay County has been part of 12 federal disaster or emergency declarations for natural events.

Does Bay City get tornadoes?

Yes. NOAA records list 14 tornadoes in Bay County since 1950; the strongest was an F3 tornado on June 12, 1984. FEMA rates tornado risk in the county moderate.

Do I need flood insurance in Bay City?

Standard home insurance does not cover floods. In Bay County, about 0.9% of homes have federal flood insurance, and FEMA rates inland flooding risk moderate. Check the FEMA flood map for your address and get a quote even outside a high-risk zone.