Winter Weather Forecast 2024 2025 Illinois. Illinois — warmer than normal temperatures and colder than normal temperatures have an equal chance of happening this winter in illinois, according to a new. Noaa just released its 2024/2025 long lead seasonal outlook for winter.

Noaa just released its 2024/2025 long lead seasonal outlook for winter. Illinois — warmer than normal temperatures and colder than normal temperatures have an equal chance of happening this winter in illinois, according to a new.