**Trader consensus strongly favors the 50-74 tornado range (74.5% implied probability) for September 2026, reflecting confirmed counts that settled near or slightly above the long-term average of roughly 66.** September activity remained well below climatological norms through most of the month, with only isolated events tied to weak mid-latitude systems rather than landfalling tropical cyclones, which typically drive higher totals in the Southeast. Early-month clusters, including an unusual New York outbreak on September 2 and scattered reports through mid-month, produced limited confirmations. A late-September surge, highlighted by a September 30 outbreak adding at least 13 confirmed tornadoes primarily in Kansas and Florida, helped push the preliminary Storm Prediction Center tally toward the 45–55 range. Official NWS surveys and SPC preliminary reports, which resolve many Polymarket-style contracts, show no major model or observational revisions that would shift the total into higher buckets such as 75+. Historical analogs indicate September totals frequently fall in the 40–70 range absent strong tropical influences, supporting the current market-implied odds while leaving modest room for final survey adjustments.