Hurricane Season 2026 Preview: Tradeable Contracts and Florida Landfall Markets on Kalshi

What's Already Tradeable

Kalshi opens its full hurricane season market book each spring. As of May 2026, the catalog includes: total number of named storms in the Atlantic basin, number of major hurricanes (Category 3+), specific Florida landfall contracts for individual cities (Miami, Tampa, Pensacola, Jacksonville), peak intensity contracts, and timing contracts ('first major hurricane lands by August 31?'). Polymarket has a smaller hurricane book — better volume on the headline 'how many named storms' contracts and weaker on city-specific landfalls.

Florida landfall contracts in particular are uniquely valuable for FL residents because they double as a hedge: if a Category 4 hurricane hits Tampa, your Yes contract pays out at exactly the moment your insurance deductible kicks in. This is the original use case for derivatives — transferring risk from people who can't bear it to people who will, for a price.

What the Early Models Say

Colorado State University's preliminary 2026 forecast (released in early April) calls for an above-average season: 17-19 named storms, 8-10 hurricanes, 4-5 major hurricanes. NOAA's official outlook drops in late May. The drivers are familiar — warm Atlantic SSTs, neutral-to-La Niña conditions in the Pacific reducing wind shear, and elevated ocean heat content. None of this guarantees a high-impact season for Florida specifically (a busy basin can still spare the US coast), but it raises baseline probabilities on most of the landfall contracts.

How Markets Have Priced 2026 So Far

(Indicative levels; check live prices before trading.) The 'state of emergency declared' contract is interesting — it almost always settles Yes because Florida governors regularly declare emergencies for tropical-storm-strength systems, but the market never quite prices it at 95%+. There's often a small but reliable edge in the high 80s to low 90s on this kind of contract.

The Settlement Risk to Understand

Hurricane contracts settle based on official NOAA data, which has occasional revisions. A storm that initially makes landfall as Cat 1 can be upgraded weeks later in post-season analysis. Both Kalshi and Polymarket use the operational best-track at the time of landfall — not subsequent revisions — so settlement is final at the moment the storm passes. Read the contract specs for each individual market because the rules can vary on edge cases (eyewall passes near a city, technical landfall outside a defined boundary).

How to Think About Sizing as a FL Resident

1. 1.Hedging size: If you're using a landfall contract as insurance against actual property risk, your contract value should roughly match the gap between your insurance and your true potential loss. Most FL homeowners can buy useful protection for $500-$2,000 per season.
2. 2.Speculative size: If you're just trading the season for fun, treat hurricane contracts the same as any other event-contract speculation — small position sizes, real risk management.
3. 3.Don't double up: If you already have full home insurance and a covered evacuation plan, hurricane contracts are speculation, not hedging. Be honest with yourself about which one you're doing.

The Calendar to Watch

Atlantic season starts June 1. The peak window for Florida landfalls is mid-August through late September; that's when the warmest waters intersect with the most-developed wave train off Africa. Volume on Kalshi hurricane markets historically spikes in late July and stays elevated through October. If you want to trade the season, fund your account before June, get your bearings on which contracts have the deepest books, and watch the National Hurricane Center's daily Tropical Weather Outlook for catalysts.