Weather
Illinois Weather Alert: Sunday Freeze, 56° Wednesday in Chicago
Chicago, IL – Residents across Cook County and the Chicago metropolitan area face a near freezing Sunday night before temperatures gradually climb through Wednesday.
By Claire Benton · 2026-11-15T10:46:30.708Z
Chicago, IL – Residents across Cook County and the Chicago metropolitan area face a near freezing Sunday night before temperatures gradually climb through Wednesday.
According to the National Weather Service Chicago forecast, temperatures should reach approximately 49 degrees Sunday afternoon before dropping to 32 degrees Sunday night.
At Chicago Midway International Airport, temperatures registered 34 degrees early Sunday morning.
Sunday Night Brings Freezing Temperatures Sunny skies should dominate Sunday afternoon, with northwest winds around 5 mph becoming easterly later in the day.
However, temperatures are expected to fall to approximately 32 degrees Sunday night.
That could allow frost to develop on exposed vehicles and grassy surfaces, especially where surface temperatures fall below freezing.
Residents should protect sensitive outdoor plants and prepare for cold conditions during early Monday travel.
Drivers traveling Interstate 90, Interstate 94 and Interstate 290 should remain aware of isolated slick spots where moisture is present.
However, the supplied forecast does not indicate widespread roadway icing or significant precipitation.
Monday and Tuesday Bring Gradual Warming Monday offers sunshine and temperatures near 51 degrees.
Southwest winds around 5 mph could gust as high as 10 mph.
Monday night remains chilly, with temperatures falling to approximately 35 degrees.
Tuesday brings another sunny afternoon, with temperatures climbing to 54 degrees.
South southwest winds of 5–10 mph could gust as high as 15 mph.
Wednesday Brings a Noticeable Warmup By Wednesday, temperatures reach approximately 56 degrees under mostly sunny skies.
That represents a 24 degree increase from Sunday night's projected low.
Wednesday night stays milder, with temperatures falling to approximately 46 degrees.
Thursday continues the warming trend, with highs near 59 degrees.
Is Snow Coming to Chicago? The Weather Prediction Center is monitoring lake effect precipitation near Lakes Erie and Ontario, alongside mountain snow across the western United States.
However, the supplied Chicago forecast does not indicate snow accumulation through Thursday.
No local tornado threat or significant storm system is identified during this period.
Friday could reach 59 degrees before temperatures climb toward 63 degrees Saturday.
For now, Chicago residents should prepare for one near freezing night before a stretch of increasingly mild November afternoons.
Five Day Chicago Weather Outlook Sunday, Nov. 15 — Sunny With Freezing Temperatures Ahead
High: 49°F | Low: 32°F Sunny skies throughout the afternoon. Northwest winds around 5 mph, becoming easterly. Mostly clear skies Sunday night. Frost possible where surface temperatures fall below freezing. Prepare for chilly Monday morning conditions. Monday, Nov. 16 — Sunny and Cool
High: 51°F | Low: 35°F Sunshine throughout the afternoon. Southwest winds around 5 mph. Wind gusts could reach 10 mph. Mostly clear and chilly Monday night. No significant precipitation indicated. Tuesday, Nov. 17 — Warming Trend Continues
High: 54°F | Low: 38°F Sunny skies across Chicago and Cook County. South southwest winds 5–10 mph. Gusts could reach 15 mph. Mostly clear conditions Tuesday night. Favorable afternoon conditions for local travel. Wednesday, Nov. 18 — Noticeably Warmer
High: 56°F | Low: 46°F Mostly sunny skies throughout the afternoon. Temperatures climb 24 degrees above Sunday's projected low. Partly cloudy conditions Wednesday night. Milder nighttime temperatures reduce freezing concerns. Thursday, Nov. 19 — Temperatures Approach 60 Degrees
High: 59°F | Low: 45°F Mostly sunny skies and milder afternoon temperatures. Partly cloudy conditions Thursday night. No significant precipitation indicated. Comfortable afternoon conditions compared with the start of the week. Looking Ahead: November 20–21 Friday could reach approximately 59 degrees under mostly sunny skies.
Friday night temperatures remain near 50 degrees before Saturday brings partly sunny skies and a high near 63 degrees.
A chance of rain enters the forecast Saturday, although the supplied outlook does not specify a precipitation percentage.