Weather arbitrage bots on Polymarket are one of the hottest trends right now—users are automating trades by spotting mismatches between real-time NOAA forecasts and Polymarket's weather market odds (temperature buckets, rain probability, etc.). These simple, high-frequency opportunities have turned small stacks into serious profits for many. Real examples buzzing on X: One address scaled $1,000 → $24,000 since April 2025 trading London weather markets . Another bot printed $65,000 in profits ...