National Weather Service United States Department of Commerce

Arctic air to drop temperatures across the northern Plain and northern Rockies; will bring snow to the Intermountain West

An arctic front is forecast to plunge through the northern Plains and northern Rockies on Saturday bringing a drastic drop in temperatures across these areas with a burst of snow over much of the Intermountain Region. Arctic air will also filter into the Pacific Northwest bringing with it snow showers and subfreezing low temperatures.
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Hazardous Weather Conditions

Current Conditions

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Mendota IL

7 Day Forecast

For More Weather Information:

Chicago, IL Local Forecast Office

Tonight

Patchy Fog

Patchy
Fog

Low: 32 °F

Saturday

Patchy Fog

Patchy
Fog

High: 55 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 40 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 45 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 17 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 23 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 10 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 31 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 22 °F

Detailed Forecast

  • Tonight Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 32. South wind around 10 mph, with gusts as high as 15 mph.
  • Saturday Patchy fog before 8am. Otherwise, mostly sunny, with a high near 55. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
  • Saturday Night Partly cloudy, with a low around 40. Southwest wind 10 to 15 mph.
  • Sunday Mostly sunny, with a high near 45. Southwest wind 5 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.
  • Sunday Night Mostly cloudy, with a low around 17. North northwest wind around 15 mph, with gusts as high as 20 mph.
  • Monday Mostly sunny, with a high near 23.
  • Monday Night Mostly clear, with a low around 10.
  • Tuesday Mostly sunny, with a high near 31.
  • Tuesday Night Mostly cloudy, with a low around 22.
  • Wednesday Mostly sunny, with a high near 35.
  • Wednesday Night Mostly cloudy, with a low around 22.
  • Thursday A chance of rain and snow. Partly sunny, with a high near 36.
  • Thursday Night A chance of rain and snow. Mostly cloudy, with a low around 26.
  • Friday Partly sunny, with a high near 37.