National Weather Service United States Department of Commerce

Cold Front Crossing the Central U.S.

A cold front over the Northern Rockies will move eastward to the Upper Mississippi Valley/Central Plains by Monday. Rain will develop along the boundary over the Upper Midwest and move into the Upper Great Lakes by Monday. Some of the thunderstorms could become severe in portions of Texas through Monday.
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Hazardous Weather Conditions

Current Conditions

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Dekalb IL

7 Day Forecast

Chicago, IL

NWS Weather Forecast Office

Today

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 75 °F

Tonight

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 43 °F

Tuesday

Sunny

Sunny

High: 58 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 34 °F

Wednesday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 57 °F

Wednesday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 43 °F

Thursday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 63 °F

Thursday
Night

Chance Thunderstorms

Chance
Thunderstorms

Low: 47 °F

Friday

Slight Chance Showers

Slight Chc
Showers

High: 62 °F

Detailed Forecast

  • Today A slight chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. West wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Tonight A chance of showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 43. North northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
  • Tuesday Sunny, with a high near 58. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
  • Tuesday Night Mostly clear, with a low around 34. North northwest wind 5 to 10 mph becoming light and variable after midnight.
  • Wednesday A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 57. East southeast wind 5 to 10 mph.
  • Wednesday Night A 30 percent chance of showers. Mostly cloudy, with a low around 43.
  • Thursday Showers and thunderstorms likely. Mostly cloudy, with a high near 63. Breezy. Chance of precipitation is 60%.
  • Thursday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
  • Friday A slight chance of showers. Mostly sunny, with a high near 62. Breezy.
  • Friday Night Partly cloudy, with a low around 38.
  • Saturday Mostly sunny, with a high near 54.
  • Saturday Night A chance of showers. Mostly cloudy, with a low around 35.
  • Sunday A chance of showers. Partly sunny, with a high near 52.

 

Additional Forecasts and Information

Zone Area Forecast for De Kalb, IL