Chicago - weather

january 30, 2026

Chicago

* WHAT...For the Winter Weather Advisory, periods of snow expected through the day. A quick 1 to 3 inches of accumulation is expected within a few hour period this morning. For the Winter Storm Watch, heavy lake effect snow possible, first over a short period this evening, then again late tonight through Saturday morning. Snow accumulations of 6 or more inches are possible, mainly east of the Dan Ryan and I-57. * WHERE...Central Cook and Southern Cook Counties. * WHEN...For the Winter Weather Advisory, from 9 AM this morning to 6 PM CST this evening. For the Winter Storm Watch, from this evening through Saturday morning. * IMPACTS...Travel will likely become hazardous as roads become snow covered during the mid to late morning and again this evening, possibly affecting the evening commute. * ADDITIONAL DETAILS...A burst of accumulating snow is expected mid to late morning and may briefly fall at a rate of up to an inch per hour, making for hazardous travel conditions. A second round of lake effect snow will bring a brief period of snowfall rates up to 2 inches per hour early to mid-evening. Finally, a lake effect snow band may shift westward along the state line and bring a period of heavy lake effect snow for several hours Saturday morning. 16:00 To 01:00