National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the Pacific Northwest through late Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Hazardous Weather Conditions

Current Conditions

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Arlington Heights IL

7 Day Forecast

For More Weather Information:

Chicago, IL Local Forecast Office

Today

Chance Drizzle

Chance
Drizzle

High: 38 °F

Tonight

Cloudy

Cloudy

Low: 31 °F

Monday

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

High: 42 °F

Monday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 39 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 45 °F

Tuesday
Night

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

Low: 34 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 37 °F

Wednesday
Night

Slight Chance Snow

Slight Chc
Snow

Low: 26 °F

Christmas
Day

Partly Sunny

Partly
Sunny

High: 35 °F

Detailed Forecast

  • Today A chance of drizzle before 11am. Cloudy, with a high near 38. South wind around 10 mph, with gusts as high as 15 mph.
  • Tonight Cloudy, with a low around 31. South wind around 10 mph, with gusts as high as 15 mph.
  • Monday Rain likely, mainly after noon. Cloudy, with a high near 42. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Monday Night Periods of rain. Low around 39. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
  • Tuesday A 30 percent chance of rain, mainly before noon. Cloudy, with a high near 45. South southwest wind 5 to 10 mph.
  • Tuesday Night A chance of rain before midnight, then a chance of rain and snow. Cloudy, with a low around 34. Chance of precipitation is 40%.
  • Wednesday A 50 percent chance of snow. Cloudy, with a high near 37.
  • Wednesday Night A slight chance of snow. Mostly cloudy, with a low around 26.
  • Christmas Day Partly sunny, with a high near 35.
  • Thursday Night A slight chance of snow. Mostly cloudy, with a low around 26.
  • Friday A chance of rain and snow. Mostly cloudy, with a high near 36.
  • Friday Night A slight chance of snow showers. Mostly cloudy, with a low around 22.
  • Saturday Mostly sunny, with a high near 27.