Forecasters expect a warmer and wetter winter for the United States with El Niño affecting weather patterns. The current El Niño event is setting records for over 150 days indicating prolonged impact. Regions like New Jersey and Tennessee are being monitored for potential weather effects. Ski resorts in the US are advised for varying conditions with forecasts suggesting a mix of snow and rain. The National Oceanic and Atmospheric Administration (NOAA) noted that despite warmer forecasts some areas may still experience colder temperatures.