National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. on Saturday

Another Pacific system will impact the West Coast today. Heavy rainfall could lead to flash flooding, river and small stream flooding as well as mudslides and debris flows, especially over burn scars. Strong winds and heavy elevation 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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Mount Rushmore SD

7 Day Forecast

For More Weather Information:

Rapid City, SD Local Forecast Office

This
Afternoon

Mostly Sunny

Mostly
Sunny

High: 44 °F

Tonight

Partly Cloudy

Partly
Cloudy

Low: 29 °F

Sunday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 45 °F

Sunday
Night

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

Low: 32 °F

Monday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 35 °FFalling Temperatures

Monday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 26 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 34 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 21 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 38 °F

Detailed Forecast

  • This Afternoon Mostly sunny, with a high near 44. Southwest wind around 6 mph.
  • Tonight Partly cloudy, with a low around 29. West wind 5 to 9 mph.
  • Sunday A slight chance of rain after 11am. Partly sunny, with a high near 45. West wind 10 to 13 mph. Chance of precipitation is 20%.
  • Sunday Night A slight chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 32. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
  • Monday A 30 percent chance of snow showers. Partly sunny, with a temperature rising to near 35 by 11am, then falling to around 28 during the remainder of the day. Breezy, with a northwest wind 17 to 23 mph, with gusts as high as 31 mph.
  • Monday Night A 30 percent chance of snow showers. Mostly cloudy, with a steady temperature around 26. Blustery, with a northwest wind 17 to 20 mph, with gusts as high as 26 mph.
  • Tuesday Mostly sunny, with a high near 34.
  • Tuesday Night Partly cloudy, with a low around 21.
  • Wednesday Mostly sunny, with a high near 38.
  • Wednesday Night Mostly cloudy, with a low around 23.
  • Christmas Day A 40 percent chance of snow. Mostly cloudy, with a high near 34.
  • Thursday Night A 30 percent chance of snow. Mostly cloudy, with a low around 19.
  • Friday A 20 percent chance of snow. Partly sunny, with a high near 28.