Weather markets, with the receipts.
Subscribe to NOAA weather and Kalshi / Polymarket weather-market data, see exactly how every signal is computed, backtest on real order books, and research it all in a hosted lab. Free paper account, $10,000 virtual.
1Create your account
By signing up you agree that strategy, backtest and paper-trading activity is recorded and may be aggregated into anonymized datasets. Your handle appears on the public leaderboard.
2Subscribe to datasets
Create an account first, then pick your feeds. Full details on the Datasets page.