St. Louis city, MO Tornado Risk & Storm Shelter Cost
St. Louis city's tornado history, by the numbers
Since 1958, NOAA has logged 6 tornado tracks crossing St. Louis city - one about every 12.7 years, which lands it in our Low band. Nationally, St. Louis city ranks at the 20th percentile for tornado frequency. Among 115 Missouri counties in this dataset, St. Louis city ranks 115 for how often a tornado touches down.
St. Louis city's EF4-5 history
St. Louis city has 1 violent (EF4-5) tornado on record. FEMA centers its safe-room case on exactly this strength, not on how often a county gets touched - a hardened room is the difference between a code-built house surviving an EF4-5 or not.
What a storm shelter costs near St. Louis city
For a St. Louis city homeowner, budget $2,890-$13,280 for a shelter or safe room ($7,645 typical) - this pass found no Missouri-specific rebate on top of FEMA's underlying 75% national cost-share program.
The outage nobody plans for
Tornado outbreaks routinely knock out power across Missouri for days, separately from any single house getting hit. A portable battery bank keeps a fridge, phone chargers and a radio running through that gap - cheaper and faster to set up than a generator.
Read this before you rely on it
This is a county-level figure, not a per-address probability. St. Louis city covers about 62 square miles, so a single touch here counts the same as a single touch in a county a fraction of that size. Pre-radar-era records (before the 1990s) are also documented by NOAA as undercounting weaker tornadoes in sparsely-instrumented areas. St. Louis city has about 279,695 residents.