TOTAL VOLUME:
$154.5b
24H VOL:
$271,200,656
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,922,627,141
420,368
Markets across
40,352
events
MATCHED EVENTS:
4,484
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 8, 6:01 PM EST
Kalshi
During the 2026 Atlantic hurricane season, the first hurricane to form in the Atlantic basin between mid-May and early December will be identified based on a predetermined set of storm names.
The market resolves to Yes for whichever pre-assigned name corresponds to the first storm categorized as a hurricane in the Atlantic between May 15, 2026 and December 1, 2026. If no hurricane occurs during this period, all outcomes resolve to No. Resolution is based on official National Weather Service naming and classification of tropical cyclones.
Currently, prediction market participants are weighing in on the likelihood of various names being assigned to the first Atlantic hurricane. This differs from traditional forecasts from meteorologists and analysts, who typically release seasonal outlooks and probabilities based on complex models. While those forecasts provide valuable insights, this market reflects a real-money view of the possibilities, aggregating the collective wisdom of traders. It’s common to see differences emerge as new data becomes available and traders react to evolving conditions, offering a dynamic perspective on the potential start of the hurricane season.
This market resolves around Dec 1, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Specifically, the National Hurricane Center (NHC) officially names the first Atlantic hurricane of the season, and that name will determine the outcome of this market. The NHC’s naming conventions are well-established and provide a clear, objective standard for resolution. Traders will have until the resolution time to adjust their positions based on the latest forecasts and observations.
Several factors could significantly shift the probabilities within this market. Early-season tropical wave development, unusually warm sea surface temperatures in the Atlantic, and shifts in wind patterns are all key indicators that traders will be watching closely. Forecasts from the National Hurricane Center and other meteorological organizations will also play a crucial role. Any indication that a particular system is likely to develop into a named storm will likely cause a surge in trading volume and a corresponding price increase for that storm’s associated contract.