National Weather Service United States Department of Commerce

Arctic Air Will Move Into U.S. This Week

Arctic air will move back into the central Plains, Great Lake States and Western U.S. this week. Winter Storm Warnings, Winter Weather Advisories and Wind Chill Advisories are in effect in many areas. Recent heavy rains across the lower Mississippi and Tennessee Valleys will shift into the Carolinas Monday. Rivers that came up over the weekend will recede across portions of the South.
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Hazardous Weather Conditions

Current Conditions

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Coulee Dam WA

7 Day Forecast

For More Weather Information:

Spokane, WA Local Forecast Office

Late
Afternoon

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 1 °C

Tonight

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: -2 °C

Monday

Blustery

Blustery

High: -2 °C

Monday
Night

Mostly Clear

Mostly
Clear

Low: -12 °C

Tuesday

Sunny

Sunny

High: -8 °C

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: -16 °C

Wednesday

Sunny

Sunny

High: -7 °C

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: -13 °C

New Year's
Day

Partly Sunny

Partly
Sunny

High: -6 °C

Detailed Forecast

  • Late Afternoon A 30 percent chance of snow showers. Cloudy, with a steady temperature around -17. Northeast wind around 8 km/h. Little or no snow accumulation expected.
  • Tonight A 50 percent chance of snow showers. Cloudy, with a steady temperature around -19. Northeast wind 11 to 16 km/h increasing to 19 to 24 km/h after midnight. Winds could gust as high as 42 km/h. New snow accumulation of less than a half centimeter possible.
  • Monday Cloudy, then gradually becoming mostly sunny, with a high near -2. Blustery, with a north wind 27 to 32 km/h increasing to 34 to 39 km/h in the morning. Winds could gust as high as 60 km/h.
  • Monday Night Mostly clear, with a low around -12. North wind 16 to 23 km/h, with gusts as high as 34 km/h.
  • Tuesday Sunny, with a high near -8. North wind 8 to 14 km/h.
  • Tuesday Night Partly cloudy, with a low around -16.
  • Wednesday Sunny, with a high near -7.
  • Wednesday Night Partly cloudy, with a low around -13.
  • New Year's Day Partly sunny, with a high near -6.
  • Thursday Night Mostly cloudy, with a low around -9.
  • Friday A 20 percent chance of snow. Partly sunny, with a high near -3.
  • Friday Night A 20 percent chance of snow. Mostly cloudy, with a low around -8.
  • Saturday A 30 percent chance of snow. Partly sunny, with a high near -3.
  • Saturday Night A 30 percent chance of snow. Mostly cloudy, with a low around -9.
  • Sunday A 30 percent chance of snow. Partly sunny, with a high near -3.