Illinois Weather
Statewide forecasts, current conditions, and severe-weather news across Illinois.
Illinois Cities
Follow the Illinois weather forecast across the state. This hub brings together city-by-city forecasts, current conditions, and the latest Illinois weather news and severe-weather alerts in one place.
Pick a city below for a detailed local forecast, or read the latest headlines for storms, heat, and winter weather affecting Illinois. Conditions and stories update throughout the day.
Illinois Forecast by City
Weather can vary widely across Illinois. Use the city links on this page to jump to a detailed local forecast with current conditions and a multi-day outlook for your area.
Illinois Severe Weather & Alerts
When watches and warnings are issued for Illinois, the latest reporting appears below, aggregated from trusted sources. Stay ahead of storms, flooding, heat, and winter weather across the state.
Latest Illinois Weather News
- Nationwide power failure hits Caribbean island as American citizens warned to prepare - Fox NewsGoogle News•about 9 hours ago
- Abortion Pill Chemicals Found in Water Supply of Three American CitiesLifeNews•about 9 hours ago
- Judge greenlights multi-billion-dollar class action over Apple Photos’ face recognition9to5Mac•about 9 hours ago
- 'They Are United': California Democrats Move Forward With 5% Billionaire TaxZeroHedge•about 10 hours ago
- The Reconquista Begins Again? Spain Faces a New Islamic InvasionCharisma News•about 12 hours ago
- WPBL Opens With Dramatic Comeback Win And Viral National Anthem MomentDallas Express•about 15 hours ago
- Ceuta to Defy Illegal Migrant Invasion and Hold Traditional Catholic CelebrationBreitbart•about 21 hours ago
- Exelon "High Probability" Data Center Load Falls 40%ZeroHedge•about 21 hours ago
- Medicaid's work requirement crunch arrivesAxios•about 22 hours ago
- How America is adapting to climate extremesAxios•about 23 hours ago
- Weather tracker: Austria breaks heat records as Japan braces for Typhoon DolphinThe Guardian — World•about 24 hours ago
- Exclusive: Newsom shows fundraising muscle for state partiesAxios•1 day ago
Illinois — Frequently Asked Questions
- What is the weather in Illinois today?
- Choose a Illinois city on this page to see current conditions and a detailed local forecast. Statewide weather news and alerts are listed below.
- Where can I find severe weather alerts for Illinois?
- The latest Illinois weather headlines and alerts are aggregated below from trusted sources, so you can quickly see any active threats across the state.
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About Alto Weather
Alto Weather provides current conditions and forecasts for cities across the United States, plus breaking weather news and severe-weather alerts. Search for your location to see the latest outlook.
From hurricanes and winter storms to heat waves and everyday forecasts, Alto keeps you informed with timely, easy-to-read weather information.