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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Current Conditions

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2 Miles SE Polk City IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

Tonight

Rain Chance for Measurable Precipitation 80%

Rain

Low: 39 °F

Monday

Rain Chance for Measurable Precipitation 90%

Rain

High: 43 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 32 °F

Tuesday

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

High: 39 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 27 °F

Wednesday

Breezy

Breezy

High: 35 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 25 °F

Christmas
Day

Partly Sunny

Partly
Sunny

High: 40 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 26 °F

Detailed Forecast

  • Tonight Periods of rain, mainly after 3am. Patchy fog. Low around 39. Breezy, with a south southeast wind 14 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
  • Monday Rain, mainly before 3pm. High near 43. Breezy, with a south wind 7 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Monday Night A 30 percent chance of rain before 9pm. Cloudy, with a low around 32. South wind 5 to 7 mph becoming calm in the evening.
  • Tuesday A slight chance of rain and snow. Cloudy, with a high near 39. Light and variable wind becoming northwest 6 to 11 mph in the afternoon. Chance of precipitation is 20%.
  • Tuesday Night A 20 percent chance of snow. Cloudy, with a low around 27. Blustery, with a northwest wind 11 to 16 mph, with gusts as high as 22 mph.
  • Wednesday Mostly cloudy, with a high near 35. Breezy.
  • Wednesday Night Mostly cloudy, with a low around 25.
  • Christmas Day Partly sunny, with a high near 40.
  • Thursday Night Mostly cloudy, with a low around 26.
  • Friday Mostly cloudy, with a high near 29. Blustery.
  • Friday Night Mostly cloudy, with a low around 17.
  • Saturday Mostly sunny, with a high near 27.
  • Saturday Night Partly cloudy, with a low around 16.
  • Sunday Mostly sunny, with a high near 26.