Chicago Weather Update: Showers and Thunderstorms Expected

Chicago residents should prepare for a shift in weather conditions as showers and thunderstorms are forecast for parts of eastern Iowa and northern Illinois. While temperatures are currently mild, a chance of precipitation is increasing throughout the week.

Current Conditions

As of 3:53 pm CST on March 3, 2026, the weather in Chicago, specifically at Midway Airport (KMDW), is characterized by fog and mist. The temperature is 38°F (3°C) with a humidity of 73%. The wind is blowing from the northeast at 7 mph, and the wind chill is 33°F (1°C). Visibility is 6.00 miles, and the barometric pressure is 30.14 inches (1021.5 mb). National Weather Service

Forecast for the Week

Tonight, expect mostly cloudy skies with a low around 35°F. The wind will become calm.

Wednesday will be partly sunny with a high near 42°F. There is a 20 percent chance of showers after 3 pm, accompanied by east-northeast winds around 5 mph with gusts up to 10 mph.

Wednesday night, showers are likely, with the possibility of thunderstorms after 3 am. Patchy fog is also expected. The low will be around 40°F, with a 70% chance of precipitation and potential rainfall amounts between a tenth and a quarter of an inch, possibly higher in thunderstorms.

Thursday will bring showers, mainly before noon, with patchy fog before 8 am. The high will be near 48°F.

Looking ahead, Friday is expected to be warmer with a high of 67°F and showers. Showers are also likely Friday night with a low of 53°F. Saturday will have a chance of showers, then become partly sunny, with a high of 61°F and a low of 40°F.

Severe Weather Preparedness

This week is Severe Weather Preparedness Week in Illinois. Residents are encouraged to familiarize themselves with safety information and preparedness measures. National Weather Service

Key Takeaways

• Showers and thunderstorms are expected in parts of eastern Iowa and northern Illinois.
• Temperatures will gradually increase throughout the week, peaking at 67°F on Friday.
• Residents should be prepared for potentially hazardous weather conditions and stay informed through the National Weather Service.