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
- Civil rights groups sue Trump administration over childcare funding restrictionsThe Guardian — World•about 1 hour ago
- Texas TV Meteorologist Prays Live During Storm: 'God, Your Sovereignty Is What We Lean into'Christian Headlines•about 1 hour ago
- Obama-Appointed Activist Judge Dismisses Title IX Lawsuit Against Illinois School DistrictTownhall•about 3 hours ago
- What to Know About the Cyclosporiasis Outbreak and How to Stay Safe - WSJGoogle News•about 4 hours ago
- Daughter only survivor after family of 5 dead in Utah flash flood: ‘We are absolutely heartbroken’ - AL.comGoogle News•about 5 hours ago
- Officials report rise in Cyclospora cases in Missouri, Illinois - FOX 2Google News•about 5 hours ago
- Fire captain, wife, 3 sons found dead after flash flood in Utah canyon; daughter is family's sole survivor - CBS NewsGoogle News•about 6 hours ago
- Tropical Storm Bertha expected to form today, impacts from Florida to Louisiana and Texas - YahooGoogle News•about 7 hours ago
- Mom killed in flash-flooding incident remembered as fierce businesswoman, adventurer, mentor - KSL.comGoogle News•about 8 hours ago
- Trump’s funding cuts created ‘the perfect storm’ that slowed the government’s cyclosporiasis response - CNNGoogle News•about 8 hours ago
- ‘The Odyssey’ storms the globe in record-breaking $264 million box office premiere - Entertainment WeeklyGoogle News•about 14 hours ago
- A Deep Dive Inside Kimi K3, And All Other Chinese AI Models: The Definitive China LLM PrimerZeroHedge•about 14 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.