National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
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Hazardous Weather Conditions

Current Conditions

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2 Miles E Joliet IL

7 Day Forecast

For More Weather Information:

Chicago, IL Local Forecast Office

Today

Scattered Thunderstorms Chance for Measurable Precipitation 30%

Scattered
Thunderstorms

High: 77 °F

Tonight

Scattered Thunderstorms Chance for Measurable Precipitation 30%

Scattered
Thunderstorms

Low: 57 °F

Wednesday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 78 °F

Wednesday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 56 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 79 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 61 °F

Friday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 80 °F

Friday
Night

Slight Chance Showers

Slight Chc
Showers

Low: 60 °F

Saturday

Chance Thunderstorms

Chance
Thunderstorms

High: 80 °F

Detailed Forecast

  • Today Scattered showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 77. West northwest wind 5 to 10 mph. Chance of precipitation is 30%.
  • Tonight Scattered showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 57. West wind around 5 mph. Chance of precipitation is 30%.
  • Wednesday A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. West wind 5 to 10 mph. Chance of precipitation is 30%.
  • Wednesday Night A slight chance of showers before 10pm. Partly cloudy, with a low around 56. Calm wind. Chance of precipitation is 20%.
  • Thursday Mostly sunny, with a high near 79. Calm wind becoming west around 5 mph in the morning.
  • Thursday Night Partly cloudy, with a low around 61.
  • Friday A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80.
  • Friday Night A slight chance of showers. Partly cloudy, with a low around 60.
  • Saturday A chance of showers and thunderstorms. Partly sunny, with a high near 80.
  • Saturday Night Partly cloudy, with a low around 59.
  • Sunday Mostly sunny, with a high near 81.
  • Sunday Night Mostly clear, with a low around 61.
  • Monday Mostly sunny, with a high near 81.