Kalshi partners with Weather Co. to verify climate and weather prediction market settlements; Kalshi says weather vertical trading volume will hit $1.1B in 2026 (Clara Hudson/Wall Street Journal)

Kalshi has teamed with Weather Co. to provide independent verification of settlement outcomes for its climate and weather prediction contracts. The partnership supports Kalshi’s forecast that trading volume in the weather vertical will reach $1.1 billion by 2026.