A weak La Niña is expected to develop ahead of the season and influence temperatures, precipitation, and by extension, even snow across the United States. La Niña is a natural climate pattern that influences global weather marked by cooler than average ocean temperatures in the equatorial Pacific.

After a year of record warm global temperatures caused by climate change and an El Niño weather pattern, “a weak La Niña” is expected to form ahead of the arrival of winter, the National Weather Service said, and could last through March of next year. For much of the country, the relative weakness of the coming La Niña, which has a 60% chance of forming in November, will not result in ...

Scientists say the link between climate change and La Nina and El Nino is not entirely clear. Paul Roundy, climate scientist at the University of Albany, said climate models tend to indicate more frequent El Ninos and less frequent La Ninas, but not all ...

While precipitation is expected across some parts of the country, other areas of the United States could see ongoing drought conditions continue.