The Van Trump Report says the US Climate Prediction Center now gives a 61% chance of La Niña returning between November and January, up from 53% in April. It also gives La Niña a 59% chance of continuing through the summer.
Forecasters warn of a rare third consecutive year with more extreme weather risks for crops.
Persistent La Niña conditions raise the odds of drought in key grain regions, which supports corn prices through the risk premium.
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.