Saturday, October 4, 2025

Mild Weather Gives Way To Sudden Cold Snap

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Current Weather Conditions

OVERNIGHT: Scattered clouds, seasonably mild and light winds. Low: 50.

Wednesday will be a day of changing weather conditions across the metro area. It will begin fairly mild with a good deal of sunshine, but increased cloud cover will accompany an approaching cold front during the afternoon.

Temperature Variations

High temperatures will vary greatly across the area, ranging from near 80 degrees far southwest suburbs to the middle to upper 50s north towards Waukegan, Zion, and Winthrop Harbor.

Wind and Gusts

As the front slides through the metro area, winds will increase from the northeast bringing that cool air off the lake inland by Wednesday evening.

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Next Few Hours


Looking Ahead

8 p.m. sunset approaching

May’s warming trend

Normal highs rise from 65 degrees on May 1 to 76 degrees by the end of the month.


Climate and Environment news: WGN Weather Center blog

Conclusion

The weather forecast indicates a day of changing conditions across the metro area, with scattered clouds, seasonably mild temperatures, and light winds overnight. As the front slides through the metro area, winds will increase from the northeast, bringing cool air off the lake inland by Wednesday evening. Stay updated with the latest weather forecast and conditions through our weather maps, interactive radar, and climate and environment news.

Frequently Asked Questions

Q: What are the expected high temperatures for Wednesday?

A: High temperatures will vary greatly across the area, ranging from near 80 degrees far southwest suburbs to the middle to upper 50s north towards Waukegan, Zion, and Winthrop Harbor.

Q: What is the forecast for the next few hours?

A: The next few hours will see increased cloud cover and winds increasing from the northeast, bringing cool air

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