National Weather Service United States Department of Commerce

Severe storms and heavy rain possible from parts of Plains to Great Lakes on Labor Day

Isolated severe thunderstorms are forecast to develop on Labor Day along and ahead of a cold front from parts of the southern Great Lakes southwestward across Illinois and Missouri into southeast Kansas. Damaging winds, large hail and heavy rainfall will be possible with these storms.
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Hazardous Weather Conditions

Current Conditions

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Ottawa IL

7 Day Forecast

For More Weather Information:

Chicago, IL Local Forecast Office

Labor
Day

Thunderstorms Likely Chance for Measurable Precipitation 70%

Thunderstorms
Likely

High: 83 °F

Tonight

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 64 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 81 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 60 °F

Wednesday

Sunny

Sunny

High: 85 °F

Wednesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 69 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 89 °F

Thursday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 70 °F

Friday

Chance Thunderstorms

Chance
Thunderstorms

High: 86 °F

Detailed Forecast

  • Labor Day Showers and thunderstorms likely, mainly before 10am. Mostly cloudy, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 25 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 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southwest wind 5 to 10 mph.
  • Tuesday Mostly sunny, with a high near 81. West northwest wind around 5 mph, with gusts as high as 10 mph.
  • Tuesday Night Mostly clear, with a low around 60. Southwest wind around 5 mph.
  • Wednesday Sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 15 mph.
  • Wednesday Night A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
  • Thursday Mostly sunny, with a high near 89.
  • Thursday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70.
  • Friday A chance of showers and thunderstorms. Partly sunny, with a high near 86.
  • Friday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
  • Saturday Partly sunny, with a high near 77.
  • Saturday Night Partly cloudy, with a low around 56.
  • Sunday Mostly sunny, with a high near 75.