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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Current Conditions

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Saint John IN

7 Day Forecast

Chicago, IL

NWS Weather Forecast Office

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 52 °F

Monday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 75 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 46 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 54 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 35 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 55 °F

Wednesday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 44 °F

Thursday

Chance Thunderstorms

Chance
Thunderstorms

High: 66 °F

Thursday
Night

Chance Thunderstorms

Chance
Thunderstorms

Low: 49 °F

Detailed Forecast

  • Tonight Mostly cloudy, with a low around 52. South wind 5 to 10 mph.
  • Monday A slight 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. South southwest wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Monday Night A chance of showers before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 46. West southwest wind 10 to 15 mph becoming north after midnight. Chance of precipitation is 50%.
  • Tuesday Mostly sunny, with a high near 54. North wind around 15 mph, with gusts as high as 20 mph.
  • Tuesday Night Mostly clear, with a low around 35. North northeast wind 5 to 10 mph.
  • Wednesday Mostly sunny, with a high near 55.
  • Wednesday Night A 30 percent chance of showers. Mostly cloudy, with a low around 44.
  • Thursday A chance of showers and thunderstorms. Partly sunny, with a high near 66. Breezy.
  • Thursday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
  • Friday A chance of showers. Partly sunny, with a high near 66.
  • Friday Night A slight chance of showers. Mostly cloudy, with a low around 42.
  • Saturday Partly sunny, with a high near 53.
  • Saturday Night A chance of showers. Mostly cloudy, with a low around 38.
  • Sunday A chance of showers. Mostly cloudy, with a high near 53.

 

Additional Forecasts and Information

Zone Area Forecast for Lake County, IN