French Authorities Investigate Weather Sensor Tampering Linked to Prediction Market Bets

French meteorological authorities have referred a case to law enforcement following the discovery of anomalous temperature readings at Charles de Gaulle International Airport. The investigation centers on suspected tampering with automated weather sensors at the country's primary aviation hub. The probe was triggered after Meteo France identified specific spikes in temperature data that coincided with heavy wagering on Polymarket, a decentralized prediction market. This suggests a potential attempt to manipulate real-world physical data to trigger payouts on digital betting contracts. According to installation data, automated readings spiked by 4 degrees Celsius on April 6 and 5 degrees Celsius on April 15. In both instances, these unexpected jumps represented the highest temperatures recorded at the site for those respective days, raising immediate red flags for the forecasting office. While the event has no direct impact on broader financial indices, it highlights the emerging operational risks associated with 'oracle' reliability in decentralized finance (DeFi) and prediction markets. The incident underscores the vulnerability of physical data sources used to settle high-stakes digital contracts.