NWS WEATHER
Atlanta73°FCloudyBaltimore72°FFog/MistBoston75°FClearCharlotte72°FFog/MistChicago73°FClearDallas70°FCloudyDenver57°FPtly CloudyDetroit70°FClearHouston68°FLight RainLos Angeles59°FPtly CloudyMiami82°FMostly CloudyMinneapolis73°FClearNew York71°FClearOrlando82°FPtly CloudyPhiladelphia72°FFog/MistPhoenix73°FClearPortland54°FMostly SunnyRiverside54°FClearSacramento52°FPtly CloudySan Antonio64°FLight San Francisco52°FClearSeattle52°FClearSt. Louis72°FFog/MistTampa80°FMostly SunnyWashington72°FFog/MistAtlanta73°FCloudyBaltimore72°FFog/MistBoston75°FClearCharlotte72°FFog/MistChicago73°FClearDallas70°FCloudyDenver57°FPtly CloudyDetroit70°FClearHouston68°FLight RainLos Angeles59°FPtly CloudyMiami82°FMostly CloudyMinneapolis73°FClearNew York71°FClearOrlando82°FPtly CloudyPhiladelphia72°FFog/MistPhoenix73°FClearPortland54°FMostly SunnyRiverside54°FClearSacramento52°FPtly CloudySan Antonio64°FLight San Francisco52°FClearSeattle52°FClearSt. Louis72°FFog/MistTampa80°FMostly SunnyWashington72°FFog/Mist
Chicago, IL skyline — local weather forecast and conditions
Chicago, IL Photo: Ricky Beron
Weather Chicago, IL

Chicago Weather Today: Sunny 72°F Wednesday Before a Cold Front Tonight

Best Window Today: 72°F, Mostly Sunny
Rain Risk Low
What To Wear / Bring Warm layers, gloves, and extra travel time
Useful Links Local forecast, radar, and relevant planning links
Disclosure: This article may contain affiliate links. We may earn a small commission at no extra cost to you. As an Amazon Associate, Weather Window earns from qualifying purchases.

7-Day Forecast

Today 72°Mostly Sunny
Thu 60°Sunny
Fri 72°Sunny
Sat 69°Mostly Sunny
Sun 66°Sunny
Mon 67°Sunny
Tue 70°Sunny

Chicago wakes up to one of the nicest days of the month: mostly sunny skies and a high near 72°F on Wednesday — a great excuse to get outside before a backdoor cold front reshapes the forecast tonight.

Today’s Setup

Inland neighborhoods like Logan Square and Wicker Park will see the warmest readings, climbing to near 72°F this morning. Along the lakeshore — Lincoln Park, Navy Pier, the Museum Campus — a lake breeze moves inland around midday, nudging temperatures back toward 64°F by afternoon. North winds stay light at 5 to 10 mph and rain chances are effectively zero (1%). The National Weather Service notes that the dry airmass in place locally will keep any distant storm activity well north of the state line.

Best Window To Be Outside

Morning through early afternoon is your sweet spot. The 606 Trail, Millennium Park, and the lakefront path are all calling. Golfers and gardeners, this is your day — light winds, full sunshine, and comfortable temperatures. Browse our outdoor gear deals if you need to restock before the long weekend.

Lake Michigan Beach Warning

Hold off on the beach this week. The National Weather Service warns of building waves and dangerous currents at southern Lake Michigan beaches from late this evening through Thursday night. Montrose Beach and Rainbow Beach are not safe for swimming — stay out of the water.

Allergy and Wind Alert

Once tonight’s backdoor cold front sweeps through, north winds ramp up to 10–20 mph with gusts as high as 30 mph, stirring tree and grass pollen across the metro. A saline sinus rinse Neti pot kit is smart after any time outdoors. A hypoallergenic pillow cover set can also reduce overnight exposure when counts are running high. Thursday brings sunny skies but a noticeably cooler 60°F with NNE gusts to 25 mph — jacket territory.

White Sox at Rate Field

The Chicago White Sox host the Minnesota Twins today at Rate Field — and the forecast couldn’t be better for South Side baseball. Low-to-mid 70s at first pitch, full sunshine, a barely-there breeze. Grab a Chicago White Sox jersey and a Chicago White Sox fitted cap before you head down. Need seats? Find tickets on StubHub or Get tickets on SeatGeek. The Sox then welcome the Detroit Tigers starting Friday, May 29 for a Memorial Day weekend series.

Tonight and the Weekend Ahead

Heading to the A$AP Rocky – Don’t Be Dumb World Tour at the United Center tonight? Dress in layers — temperatures slip into the upper 50s by showtime and that north wind will have some bite on the walk from the parking garage. On Saturday, May 30, country fans have Cody Johnson at Allstate Arena — a Cody Johnson t-shirt is the perfect thing to wear to that one.

Grill Tonight

Near-perfect grilling conditions — fire up the backyard for burgers, steaks, or grilled chicken with corn on the cob. Keep a grill brush and scraper set and an instant-read meat thermometer close by for perfect results. Need ingredients? You can order groceries on Amazon and have everything for tonight’s dinner delivered to your door.

Next Few Days

Thursday drops sharply to near 60°F with NNE gusts to 25 mph — a classic Chicago backdoor cold front reminder that May isn’t done. Friday rebounds to 72°F with light east-northeast winds. The National Weather Service expects generally warm and dry conditions through early next week, making Memorial Day weekend look very promising. Follow the Chicago weather forecast for daily updates.

Upcoming Home Games

Plan around the forecast — grab tickets, gear up, and see kickoff conditions.

Chicago White Sox vs Minnesota Twins
Wed, May 27 · Rate Field
Chicago White Sox vs Minnesota Twins
Thu, May 28 · Rate Field
Chicago White Sox vs Detroit Tigers
Fri, May 29 · Rate Field
Chicago White Sox vs Detroit Tigers
Sat, May 30 · Rate Field

Live Radar — Chicago Area

Full interactive radar →
Live weather radar for Chicago, IL

Radar data from the National Weather Service