Silver Bow County, MT Tornado Risk & Storm Shelter Cost
Silver Bow County, MT: what NOAA's tornado record says
Silver Bow County carries no recorded tornado touch anywhere in NOAA's 1950-2025 database - a real zero, the same result most of the Northeast and Pacific coast gets. Nationally, Silver Bow County ranks at the 3rd percentile for tornado frequency. Montana has 56 counties in this dataset; Silver Bow County ranks 52 of them by frequency.
Silver Bow County's EF4-5 history
Silver Bow County's record has no EF4-5 tornado - its 0 tracks split 0 weak and 0 significant. That does not rule one out in the future, only that none has been recorded since 1950.
What a storm shelter costs near Silver Bow County
For a Silver Bow County homeowner, budget $2,890-$13,280 for a shelter or safe room ($7,645 typical) - this pass found no Montana-specific rebate on top of FEMA's underlying 75% national cost-share program.
The outage nobody plans for
36,134 people live in Silver Bow County, and a tornado outbreak's power loss usually reaches far more of Montana than the tracks themselves touch. A portable battery unit is the faster, no-fuel way to bridge that outage.
Read this before you rely on it
This is a county-level figure, not a per-address probability. Silver Bow County covers about 718 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. Silver Bow County has about 36,134 residents.