Chicago, IL | Lake Michigan Weather & Conditions

Chicago, IL local weather, Lake Michigan marine forecasts, station links, and shoreline resources. Check timestamps and official warnings.

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Chicago lakefront · Illinois · Lake Michigan

Chicago.

City weather meets the open lake.

A city-level starting point for Chicago weather and Lake Michigan conditions, from the urban lakefront and beaches to offshore buoy observations.

Marine alerts & advisories

Check official National Weather Service alerts before visiting Chicago beaches or heading onto Lake Michigan. Alert status is not automatically verified here.

Check current NWS alerts ↗

LOCAL WEATHER

Chicago-area forecast

Air temperature and wind are model estimates for the city coordinates shown here. They are not marine observations. Use the official marine forecast and station timestamps for on-water decisions.

WindLoading…City model · 10 m
Waves—Checking fresh buoy observations…
Water temperature—Checking fresh buoy observations…
Air temperatureLoading…City-coordinate model
Loading the seven-day local forecast…
Forecast values come from Open-Meteo. They may differ from shoreline and offshore conditions.

LIVE WEATHER MAP

Chicago radar

Show interactive radar map

Open a city-centered radar view for precipitation. The map is a weather visualization; it does not replace official marine forecasts or warnings.

LAKE CONDITIONS

Marine readings for Chicago and Lake Michigan

South Michigan Spotter 45214 is offshore in southern Lake Michigan and is designed to observe waves and water temperature through winter. Check its latest timestamp; it does not represent conditions at Chicago beaches.

45214 · South Michigan Spotter (offshore wave station)Open the source for current values, station details, and observation time.
Check station ↗
NWS Chicago nearshore marine forecast · LMZ741Official NWS forecast for Wilmette Harbor to Northerly Island, including Chicago lakefront winds and waves.
Open marine forecast ↗

NWS marine forecast ↗ · Compare lakewide readings ↗

LOCAL DISCOVERIES

Around Chicago

Chicago beaches

Find designated beaches and check conditions before swimming.

Chicago beaches ↗

Montrose Point birding

Watch seasonal bird migration along the Lake Michigan shoreline.

Bird sanctuary ↗

More Chicago lake resources

A few city-specific starting points; conditions and services can change, so check the linked local or official source before travel.

01

Chicago lakefront

Use the city’s lakefront parks and beaches as local context; beach and harbor conditions can differ from offshore buoys.

Open local source ↗
02

Wilmette buoy · closer to Chicago

Check Wilmette buoy observations and their timestamps. This station may be unavailable seasonally.

Open Wilmette observations ↗
Part of the Great Lakes dashboard family · Forecast: Open-Meteo · Marine and station links identify their original sources. Always check current official warnings before boating.