Cook County

Alerts in effect

Alerts covering all or part of Cook County.

• Flood Advisoryminor

  Cook, IL; Will, IL

  NWS Chicago IL · until Oct 2, 7:00 AM CDT

• Flood Advisoryminor

  Cook, IL; DuPage, IL; Grundy, IL; Kane, IL; Kendall, IL; Will, IL

  NWS Chicago IL · until Oct 2, 7:00 AM CDT

Outlook for the days ahead

• Excessive Rainfall Outlook, Day 1: Slight (At Least 15%) until Oct 2, 12:00 PM UTC · Weather Prediction Center
• Severe Thunderstorm Outlook, Day 1: no risk area over Cook County until Oct 3, 12:00 PM UTC · Storm Prediction Center
• Severe Thunderstorm Outlook, Day 2: no risk area over Cook County until Oct 4, 12:00 PM UTC · Storm Prediction Center
• Excessive Rainfall Outlook, Day 2: no risk area over Cook County until Oct 3, 12:00 PM UTC · Weather Prediction Center
• Severe Thunderstorm Outlook, Day 3: no risk area over Cook County until Oct 5, 12:00 PM UTC · Storm Prediction Center
• Excessive Rainfall Outlook, Day 3: no risk area over Cook County until Oct 4, 12:00 PM UTC · Weather Prediction Center
• Excessive Rainfall Outlook, Day 4: no risk area over Cook County until Oct 5, 12:00 PM UTC · Weather Prediction Center
• Excessive Rainfall Outlook, Day 5: no risk area over Cook County until Oct 6, 12:00 PM UTC · Weather Prediction Center

Rainfall forecast

• Day 1 (24 hours): no measurable rain forecast in Cook County issued Oct 2, 5:41 AM UTC · Weather Prediction Center
• Days 1–3 (72 hours): no measurable rain forecast in Cook County issued Oct 2, 5:53 AM UTC · Weather Prediction Center
• Days 1–7: highest in Cook County, 0.01 to 0.1 inches issued Oct 2, 5:54 AM UTC · Weather Prediction Center

River gauges

• Des Plaines River at Des Plaines (Algonquin Road)
  NowMinor flooding13.89 ftOct 2, 2:00 AM CDT
• Chicago Sanitary and Ship Canal at Lemont
  NowAction stage10.3 ftOct 2, 1:40 AM CDT
• Des Plaines River near Des Plaines
  NowNo flooding13.41 ftOct 2, 1:45 AM CDTForecastAction stage13.7 ftOct 2, 1:00 PM CDT
• Mainstream Deep Tunnel at McCook Reservoir
  NowAction stage-45.49 ftOct 2, 1:45 AM CDT
• Salt Creek (IL) at Elk Grove Village
  NowAction stage16.03 ftOct 2, 2:00 AM CDT
• Stony Creek at Worth
  NowAction stage29.51 ftOct 2, 2:15 AM CDT
• Tinley Creek near Palos Park
  NowAction stage7.11 ftOct 2, 1:45 AM CDT
• Addison Creek at Bellwood
  NowNo flooding4.12 ftOct 2, 2:15 AM CDT