A La Niña event is expected to shape the 2025-26 winter season in the US, with predictions suggesting a cold start and a warmer finish for US agriculture. The winter outlook appears to be influenced by La Niña and the polar vortex, which may bring colder temperatures and significant snowfall to certain regions, including the northern US, southern Canada, and parts of Europe. However, the exact nature and impact of the winter season remain somewhat uncertain, with various outlets offering different forecasts and predictions.