National Weather Service United States Department of Commerce

More heavy rain and mountain snow in the Pacific Northwest on Saturday

Active weather will persist in the Pacific Northwest on Saturday. The hardest hit areas will likely be from the northern California coastline to eastern Washington as rainfall totals will range from 1 to 4 inches. In the higher elevations, precipitation will fall as snow with the some mountain peaks receiving up to a foot.
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Current Conditions

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Keystone SD

7 Day Forecast

For More Weather Information:

Rapid City, SD Local Forecast Office

Overnight

Partly Cloudy

Partly
Cloudy

Low: 26 °F

Saturday

Wintry Mix Chance for Measurable Precipitation 20%

Wintry
Mix

High: 45 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 28 °F

Sunday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 46 °F

Sunday
Night

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

Low: 36 °F

Monday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 37 °FFalling Temperatures

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 24 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 35 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 21 °F

Detailed Forecast

  • Overnight Partly cloudy, with a low around 26. Light southwest wind.
  • Saturday A slight chance of snow and freezing rain before 8am, then a slight chance of rain between 8am and 11am. Partly sunny, with a high near 45. Northwest wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 20%.
  • Saturday Night Partly cloudy, with a steady temperature around 28. West wind 3 to 8 mph.
  • Sunday A slight chance of rain after 11am. Mostly cloudy, with a high near 46. West wind 9 to 13 mph. Chance of precipitation is 20%.
  • Sunday Night A slight chance of rain and snow. Mostly cloudy, with a steady temperature around 36. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
  • Monday A 30 percent chance of snow. Mostly cloudy, with a temperature rising to near 37 by 11am, then falling to around 28 during the remainder of the day. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 28 mph.
  • Monday Night A 20 percent chance of snow. Mostly cloudy, with a low around 24.
  • Tuesday Partly sunny, with a high near 35.
  • Tuesday Night Mostly cloudy, with a low around 21.
  • Wednesday Partly sunny, with a high near 41.
  • Wednesday Night A 20 percent chance of snow. Mostly cloudy, with a low around 21.
  • Christmas Day A 30 percent chance of snow. Mostly cloudy, with a high near 32.
  • Thursday Night A 30 percent chance of snow. Mostly cloudy, with a low around 20.
  • Friday A 20 percent chance of snow. Partly sunny, with a high near 28.