National Weather Service United States Department of Commerce

Slight Risk of severe thunderstorms Saturday

Severe thunderstorms capable of producing damaging winds appear likely across parts of the upper Midwest, Ohio Valley and southern Great Lakes Saturday afternoon and evening. Marginally severe wind gusts and hail will also be possible across much of Kansas and southern Nebraska and in Pennsylvania, southern New York State and New Jersey Saturday afternoon.
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Hazardous Weather Conditions

Current Conditions

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Sycamore IL

7 Day Forecast

For More Weather Information:

Chicago, IL Local Forecast Office

Tonight

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 65 °F

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 86 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 67 °F

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 81 °F

Sunday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 58 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 72 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 55 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 75 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 59 °F

Detailed Forecast

  • Tonight A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 65. South wind 10 to 15 mph. Chance of precipitation is 40%.
  • Saturday A 40 percent chance of showers and thunderstorms before 8am. Mostly cloudy, with a high near 86. Southwest wind 5 to 10 mph.
  • Saturday Night Mostly cloudy, with a low around 67. West northwest wind 5 to 10 mph.
  • Sunday A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 81. Breezy, with a west northwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.
  • Sunday Night A 40 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 58. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.
  • Monday Mostly sunny, with a high near 72.
  • Monday Night Partly cloudy, with a low around 55.
  • Tuesday Mostly sunny, with a high near 75.
  • Tuesday Night Partly cloudy, with a low around 59.
  • Wednesday A chance of showers and thunderstorms. Partly sunny, with a high near 78.
  • Wednesday Night A chance of showers and thunderstorms. Partly cloudy, with a low around 60.
  • Thursday A chance of showers and thunderstorms. Partly sunny, with a high near 78.
  • Thursday Night A chance of showers and thunderstorms. Partly cloudy, with a low around 61.
  • Friday A chance of showers and thunderstorms. Partly sunny, with a high near 78.