
A forecast shows heavy rain in Brazilian producing areas between November 16 and 20, with an extratropical cyclone likely forming over Rio Grande do Sul on November 19 and 20. Gusts above 100 km/h and hail are expected in the South, while planting of soybeans and corn in the South can progress.
Heavy rain and storms can disrupt planting and harvest operations in the South and Southeast, but moisture supports soil conditions for summer crops. The net price effect is limited unless damage becomes significant.
After 328 past neutral weather events, Soybeans moved a median +0.1% over 5 sessions (52% higher; middle half -1.4% to +1.8%), and +0.7% 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.