National Weather Service United States Department of Commerce

Heavy lake-effect snow continues across lower Great Lakes

Another round of heavy lake-effect snow is forecast for the Great Lakes through mid-day Friday. An additional 30 inches or more could fall in some locations, on top of the impressive amounts that have fallen already. This will result in very difficult or nearly impossible travel at times in the heaviest snow bands. The snow should taper off during the morning on Friday.
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Current Conditions

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Chicago IL

7 Day Forecast

For More Weather Information:

Chicago, IL Local Forecast Office

Today

Sunny

Sunny

High: -1 °C

Tonight

Wintry Mix Chance for Measurable Precipitation 70%

Wintry
Mix

Low: -2 °CRising Temperatures

Saturday

Scattered Rain Chance for Measurable Precipitation 50%

Scattered
Rain

High: 8 °C

Saturday
Night

Scattered Rain Chance for Measurable Precipitation 50%

Scattered
Rain

Low: 7 °C

Sunday

Rain Chance for Measurable Precipitation 100%

Rain

High: 9 °C

Sunday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 4 °C

Monday

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

High: 5 °C

Monday
Night

Chance Flurries

Chance
Flurries

Low: -3 °C

Tuesday

Chance Flurries

Chance
Flurries

High: -1 °C

Detailed Forecast

  • Today Sunny, with a high near -1. West wind 10 to 15 km/h becoming south 15 to 20 km/h in the afternoon.
  • Tonight A slight chance of freezing rain and sleet before midnight, then freezing rain likely between midnight and 3am, then rain or freezing rain likely after 3am. Increasing clouds, with a temperature rising to around 2 by 5am. South wind around 25 km/h, with gusts as high as 35 km/h. Chance of precipitation is 70%. New ice accumulation of 0.1 to 0.3 of a centimeter possible. Little or no sleet accumulation expected.
  • Saturday Scattered rain or drizzle. Cloudy, with a high near 8. South southwest wind 20 to 25 km/h, with gusts as high as 35 km/h. Chance of precipitation is 50%.
  • Saturday Night Scattered rain or drizzle. Patchy fog. Otherwise, cloudy, with a low around 7. South southwest wind 20 to 25 km/h, with gusts as high as 35 km/h. Chance of precipitation is 50%.
  • Sunday Rain. Patchy fog before noon. High near 9. South southeast wind 20 to 25 km/h increasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 40 km/h. Chance of precipitation is 100%.
  • Sunday Night Rain before midnight, then a chance of showers after midnight. Low around 4. Chance of precipitation is 90%.
  • Monday A chance of rain showers before noon, then a chance of snow. Cloudy, with a high near 5. Chance of precipitation is 40%.
  • Monday Night A chance of flurries. Cloudy, with a low around -3.
  • Tuesday A chance of flurries. Cloudy, with a high near -1.
  • Tuesday Night Mostly cloudy, with a low around -6.
  • Wednesday A chance of snow. Partly sunny, with a high near 0.
  • Wednesday Night A chance of flurries. Mostly cloudy, with a low around -3.
  • Thanksgiving Day Mostly cloudy, with a high near -1.