U.S. state
Illinois
At a glance
- Capital
- Springfield
- Postal
- IL
Weather alerts
Active National Weather Service alertsSevereFlood WatchFlood Watch issued September 30 at 5:00PM CDT until October 3 at 7:00PM CDT by NWS Chicago IL · Lake · 30 Sept 2026 until 1 Oct 2026A Flood Watch means water levels above flood stage are possible, but not yet certain, based upon the latest forecasts. Persons along rivers and streams in the watch area should monitor the latest forecasts and be prepared to take action…SevereFlood WarningFlood Warning issued September 30 at 1:06PM CDT by NWS Chicago IL · Lake, IL · 30 Sept 2026 until 1 Oct 2026A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based…SevereFlood WatchFlood Watch issued September 30 at 11:53AM CDT until October 2 at 1:00AM CDT by NWS Quad Cities IA IL · Benton; Linn; Jones; Jackson; Iowa; Johnson; Cedar; Clinton; Muscatine; Scott; Keokuk; Washington; Louisa; Jefferson; Henry; Des Moines; Van Buren; Carroll; Whiteside; Rock… · 30 Sept 2026 until 1 Oct 2026You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.UnknownHydrologic OutlookHydrologic Outlook issued September 30 at 1:02PM CDT by NWS Chicago IL · Boone, IL; Cook, IL; De Kalb, IL; DuPage, IL; Grundy, IL; Kane, IL; Kendall, IL; Lake, IL; La Salle, IL; Lee, IL; McHenry, IL; Ogle, IL; Will, IL; Winnebago, IL; Lake, IN;… · 30 Sept 2026 until 1 Oct 2026Source: National Weather Service
Disasters
FEMA declarations from the last 24 monthsNo FEMA disaster declaration in the last 24 months.
Sources: OpenFEMA · Ready.gov
Agency pages are the state links published by USA.gov.
Official links
Weather alerts refresh about every 15 minutes. FEMA declarations about every 6 hours. Checked 30 Sept 2026.