Does Des Moines have its own hazard scores?

No. Des Moines inherits Iowa’s statewide ratings. Use this page to see which peril matters most locally (Tornadoes), then verify the exact address — two streets in Polk County can differ.

What should I check first in Des Moines?

Start with Tornadoes in Iowa, then a ZIP lookup and the FEMA or USGS map that matches that hazard.

Natural Hazard Risk in Des Moines, IA | HomeRiskMap

What this page is

Des Moines sits in Polk County, Iowa. This is a local briefing: it names the hazard that usually matters most here (Tornadoes), then shows the statewide ratings Iowa homeowners use to decide what official map to open. It is not a flood-zone letter or an insurance quote.

Confirm the neighborhood with a ZIP lookup.
Open Tornadoes in Iowa.
Verify the address on the official maps in the sidebar, then read a matching guide.

Des Moines sits where the Raccoon River meets the Des Moines River in the middle of Iowa's farm country, and its central-Iowa location puts it squarely in the path of spring severe weather. From roughly April through June, the clash of warm Gulf air and cool northern air over flat prairie gives rise to supercell thunderstorms capable of producing tornadoes, large hail, and destructive straight-line wind. The metro has seen memorable storm nights over the decades, and residents treat the spring storm season as a fact of life rather than an exception.

Much of the metro's housing — classic bungalows and postwar ranches in the core, plus newer subdivisions spreading across the suburbs — was built before modern wind standards became common, so older roofs and attached garages deserve attention. Basements are standard in Des Moines-area homes, which is a genuine advantage: a below-grade room away from windows is the safest place in the house during a tornado warning.

Homeowners here should keep a weather radio or reliable alert app active through storm season, trim large trees that overhang roofs, and know their shelter plan before sirens sound. A roof with impact-rated shingles and reinforced garage doors can significantly reduce damage from the hail and wind that accompany most Iowa tornado events.

How to read the Des Moines snapshot

Des Moines is in Polk County, Iowa. This page does not score individual streets. It tells you which statewide hazards matter most here, then points you to the official map for the address you care about.

The local focus is Tornadoes in Iowa. Wind damage is usually covered; flood from the same storm often is not. Photograph the roof now, before hail or a tornado makes the “before” pictures impossible.

Highest statewide ratings that apply in Des Moines

Flooding — Major. Iowa floods — not just along the big rivers, but in towns like Cedar Rapids and Des Moines, and your regular…
Tornadoes — Major. If you're buying or insuring a home in Iowa, tornado risk is one of the first things I'd look at, not the last. Iowa is…
Winter Storms — Major. Iowa winters can throw ice, snow, and wind at your house, and the statewide risk is high enough that you should take it…

What to do before you buy or renew in Des Moines

Look up the ZIP on our ZIP tool so you land on this city or the Iowa profile.
Open the Tornadoes page and follow the official map links in the sidebar.
Confirm preparedness guidance with Iowa Homeland Security and Emergency Management.

Other Iowa city briefings: Cedar Rapids, Davenport.

Hazard ratings for Iowa

These are state-level scores used across Des Moines. Use them as a starting point, then verify your exact address with the official maps linked on each hazard page.

Flooding Iowa floods — not just along the big rivers, but in towns like Cedar Rapids and Des Moines, and your regular homeowners policy won't… Major Tornadoes If you're buying or insuring a home in Iowa, tornado risk is one of the first things I'd look at, not the last. Iowa is a level 4 out of 5… Major Winter Storms Iowa winters can throw ice, snow, and wind at your house, and the statewide risk is high enough that you should take it seriously. From Des… Major Severe Storms If you own a home in Iowa, severe storms are not a distant what-if — they're a regular part of the year, from hail in the Des Moines… Major Extreme Heat Extreme heat in Iowa is a level 3 out of 5 risk, which means it's real but not as brutal as the Southwest. Your biggest worries are old… Moderate Drought Drought in Iowa is a slow squeeze, rated 3 out of 5 statewide, and it hits your foundation, your well, and your water bill more than your… Moderate Hurricanes Iowa almost never gets a direct hurricane, but remnants can still dump rain, spin up tornadoes, and knock out power. For most Iowa homes,… Minimal Wildfires Iowa's wildfire risk is low compared to the West, but dry springs and falls still spark grass and field fires that can threaten homes on… Minimal Earthquakes If you're buying a house in Iowa, earthquake risk is very low—level 1 out of 5 on the state scale. But that doesn't mean you should… Minimal Landslides Iowa's statewide landslide risk is rated 1 out of 5, so most of the state is low risk, but the steep bluffs along the Mississippi and… Minimal

What the ratings mean

"MinimalMinorModerateMajorExtreme

Each rating is a statewide starting point, framed for a typical 30-year stay — the length of a standard mortgage. A neighborhood can look different from the state average. Always verify your address with official FEMA, NOAA or USGS maps.

Save this profile as a PDF for your records or insurance file.

Using the Des Moines profile

Does Des Moines have its own hazard scores?: No. Des Moines inherits Iowa’s statewide ratings. Use this page to see which peril matters most locally (Tornadoes), then verify the exact address — two streets in Polk County can differ.
What should I check first in Des Moines?: Start with Tornadoes in Iowa, then a ZIP lookup and the FEMA or USGS map that matches that hazard.
Will homeowners insurance cover Tornadoes here?: Wind damage is usually covered; flood from the same storm often is not. Photograph the roof now, before hail or a tornado makes the “before” pictures impossible.

Last updated: October 14, 2026. Ratings are state-wide estimates — always verify your specific address with official sources.

Guides for Iowa homeowners

Mobile Home Tornado Safety: What Actually WorksMobile homes are particularly vulnerable to tornadoes. Learn the proven strategies that save lives, based on official guidance…Jun 21, 2026Read guide →

Tornado Safe Room vs Storm Shelter: Costs & Options for HomeownersLearn the key differences between tornado safe rooms and storm shelters, including costs, installation options, and FEMA…Jun 21, 2026Read guide →

Safest Place in Your House During a Tornado by Home TypeWhere you take shelter during a tornado depends on your home type. Learn the safest locations for single-family homes,…Jun 21, 2026Read guide →