On August 1, 2026, the NWS issued flood warnings for Cook, Will, and Kane Counties as heavy rain impacted Lollapalooza operations in the Chicago area.

The entities involved

• National Weather Service →

  U.S. forecasting agency of the National Oceanic and Atmospheric Administration

  • Rainfall caused flooding in Jefferson County, involving the National Weather Service.Mon 17:45
  • El Nino is causing global weather patterns to bring heat and dryness to various regions, testing global food output.Mon 16:37
• Cook County →

  county in Illinois, United States

  • The Chicago Sun-Times investigated the Cook County office, involving former employee Saleh and former assessor Kaegi.Mon 11:52
  • The Chicago Sun-Times reviewed practices in Cook County, focusing on the political environment, including Johnson's campaign funding and Reilly's run for office.Mon 11:52
• Lollapalooza →

  music festival in the United States

  • Jennie is headlining Lollapalooza in Chicago and releasing new music via her label.Mon 15:17
  • A musician achieved Billions Club status after performing at a sold-out music festival and targeting Madison Square Garden for future headlining tours.Fri 06:45

Related events

• County director contacted the National Weather Service for storm analysis in Chattooga County.Sep 23
• Flooding concerns are present in the Chicago area, specifically affecting Cook County, Jefferson County, and Lake County of Illinois.Jun 22
• NWS issued a Flash Flood Warning for Shelby County due to record rainfall, with updates published by Cox Media Group.Aug 19
• The Colorado Water Conservation Board issued a flood threat for Garfield County, Colorado, following NWS weather forecasts.Sep 17
• The National Weather Service issued flood watches affecting county operations in Dorchester County on September 23, 2026.Thu 01:30