National Weather Service United States Department of Commerce

Strong storm system to bring unsettled weather from Gulf Coast to Great Lakes through Wednesday

A strong storm system will bring potential for severe weather, heavy rainfall and flooding, and heavy snow from the Gulf Coast to the Great Lakes through Wednesday. Severe storms are possible Tuesday across the Gulf Coast states with damaging winds as the primary threat, however a tornadoes cannot be ruled out. Flash flooding is also possible across parts of the Southeast through Wednesday.
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Hazardous Weather Conditions

Current Conditions

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2 Miles NNE Nachusa IL

7 Day Forecast

For More Weather Information:

Chicago, IL Local Forecast Office

Overnight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 41 °F

Tuesday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 46 °F

Tuesday
Night

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 33 °F

Wednesday

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 37 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 27 °F

Christmas
Day

Partly Sunny

Partly
Sunny

High: 37 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 30 °F

Friday

Partly Sunny

Partly
Sunny

High: 43 °F

Friday
Night

Slight Chance Rain/Snow

Slight Chc
Rain/Snow

Low: 24 °F

Detailed Forecast

  • Overnight Occasional rain, mainly before 5am, then occasional drizzle. Patchy fog after 1am. Steady temperature around 41. East southeast wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday A 20 percent chance of showers before 9am. Cloudy, with a high near 46. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
  • Tuesday Night A 20 percent chance of rain after midnight. Cloudy, with a low around 33. South southwest wind around 5 mph becoming north after midnight.
  • Wednesday A chance of rain and snow before noon, then a chance of snow. Cloudy, with a high near 37. North wind 5 to 15 mph. Chance of precipitation is 50%.
  • Wednesday Night Mostly cloudy, with a low around 27. West wind 10 to 15 mph.
  • Christmas Day Partly sunny, with a high near 37.
  • Thursday Night Mostly cloudy, with a low around 30.
  • Friday Partly sunny, with a high near 43.
  • Friday Night A slight chance of rain and snow. Mostly cloudy, with a low around 24.
  • Saturday Partly sunny, with a high near 28.
  • Saturday Night Partly cloudy, with a low around 18.
  • Sunday Mostly sunny, with a high near 30.
  • Sunday Night Mostly cloudy, with a low around 19.
  • Monday Mostly cloudy, with a high near 32.