
A cold front brought intense rain and strong winds to Rio Grande do Sul and Santa Catarina, with rain also expected over Parana and Sao Paulo. The forecast warned of possible tornadoes and hail, with the rain disrupting field work.
Heavy rain in southern Brazil can damage winter wheat development and delay planting, and it slows safrinha corn and cotton harvests in the Center-West and Southeast. The effect on prices is modest unless the damage proves significant.
After 1,072 past bullish weather events, Wheat (SRW) moved a median +0.2% over 5 sessions (55% higher; middle half -1.4% to +2.3%), and +0.3% over 20.
After 1,465 past bullish weather events, Corn moved a median +0.2% over 5 sessions (54% higher; middle half -1.4% to +1.9%), and +0.9% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.