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
- NASCAR's Kyle Busch Dies of Sepsis. These Are the ‘Silent Symptoms’ to KnowHealthline News•about 7 hours ago
- People Using GLP-1s, Like Ozempic, Wegovy, Less Likely to Exercise Despite BenefitsHealthline News•about 7 hours ago
- Obama Snubs Trump from Presidential Center Opening, Then Subtly Attacks HimThe Western Journal•about 7 hours ago
- Michelle Says Illegal Aliens Are Our Beating Hearts at Obama Boondoggle OpeningIndependent Sentinel•about 9 hours ago
- Man accused of killing wife on wedding night brought back to US after years on the run in MexicoFox News•about 11 hours ago
- Illinois Man Charged With Secretly Recording Women in Church RestroomChurch Leaders•about 13 hours ago
- Macron calls for vigilance as western Europe faces second heatwave of yearThe Guardian — World•about 13 hours ago
- Remains of short-lived Tropical Storm Arthur hit East Coast as historic flooding ravages millionsNew York Post•about 13 hours ago
- Dallas Flooding: All 59 Fire Engines Called As Streets Turn To Rivers FridayDallas Express•about 14 hours ago
- Illinois Man Sentenced for Shooting in Self-Defense With Gun He Wasn't Licensed to Carry Bearing Arms•about 16 hours ago
- With more rain on the way, Mississippi officials constantly monitoring fragile Anchor Lake dam - WDSUGoogle News•about 18 hours ago
- How a New York Primary Wound Up at the Center of the AI Storm The Nation•about 21 hours 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.