Severe weather is actively sweeping across the Chicago area and Northwest Indiana this morning, bringing thunderstorms, the possibility of hail, and fluctuating temperatures as an active weather pattern establishes itself.

Immediate Weather Alerts and Travel Disruptions

Storm activity began early Tuesday, characterized by downpours, lightning, and the potential for small hail. Additional showers and storms are anticipated later this morning, particularly south of the city.

Active Warnings in Effect

  • Severe Thunderstorm Warnings are currently active for Cook and Will counties, set to expire at 10:30 a.m. CT.
  • Lake County, Indiana, is under a Severe Thunderstorm Warning until 10:45 a.m. CT.
  • General severe weather watches remain in place across the region, including Northwest Indiana, lasting until 5 p.m. CT.

O'Hare Airport Impacts

The severe weather has caused significant travel delays at O’Hare International Airport. A ground delay is officially in effect at O'Hare until 8:59 p.m. CT.

Travelers are experiencing average delays of approximately 81 minutes due to the ongoing thunderstorms impacting operations.

Regional Storm Threat Assessment

The primary hazards associated with today's system include the threat of hail, periods of heavy rainfall, and strong, gusty winds. While the overall risk for tornadoes remains low, FOX Weather notes that an isolated tornado cannot be entirely ruled out.

Broader System Context

This localized weather event is part of a larger storm system affecting over 25 million people across the Great Lakes region. The Storm Prediction Center has categorized much of the Chicago area under a Level 2 out of 5 risk for severe weather.

Later today and into the evening, any more intense storms are projected to focus on areas further south of Chicago, potentially increasing the severe threat slightly for parts of northwest Indiana.

Temperature Swings and Outlook

Temperatures are displaying a familiar trend for this month, showing considerable variation across the region. Many locations started the day in the 60s and 70s Fahrenheit.

However, cooler air is expected to move in later today, resulting in widespread temperatures falling into the 40s and 50s.

Looking Ahead: Active Weather Continues

The unsettled weather pattern shows no immediate signs of easing, according to FOX Weather. An active stretch of severe weather is anticipated to persist into early April, bringing repeated rounds of storms across parts of the central U.S.

Locally, Wednesday is forecast to be significantly cooler, with highs only reaching the 40s and scattered showers. Another round of showers and thunderstorms is expected late Wednesday into Thursday, potentially bringing stronger storms again.

A brief respite may occur on Friday, followed by more rain on Saturday, with cooler conditions expected as Easter Sunday approaches.