Illinois weather

Weather in Illinois Today

Data updated:: September 13, 2026, 12:34 AM
Source:: National Weather Service

Weather data is generated where available. Check weather.gov and local alerts for urgent weather or safety decisions.

Current temperature

68°F

Springfield, Illinois

Short forecast

Partly Cloudy

Wind

3 mph NNW

Active alerts

Last updated

September 13, 2026, 12:34 AM

Source

National Weather Service

Partly cloudy, with a low around 68. North northwest wind around 3 mph.

Weather source note

Use official alerts for urgent decisions

Weather data for Illinois is generated from National Weather Service data where available. Forecasts and alerts can change quickly, so check weather.gov, local NWS alerts, local emergency management, or local authorities for urgent weather or safety decisions.

What to check before going out

Plan around local conditions

Check the latest local forecast before travel or outdoor plans.
Look for weather alerts that may affect roads, schools, stores, or deliveries.
Confirm local closures or delays with official providers when weather is severe.

Local variation

Weather can vary across Illinois

This page uses Springfield as the state-capital weather location. Conditions can be different in other cities, rural areas, mountains, coastal regions, and nearby counties.

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Weather in Illinois Today

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