National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Current Conditions

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Rapid City SD

7 Day Forecast

For More Weather Information:

Rapid City, SD Local Forecast Office

Today

Areas Fog

Areas
Fog

High: 50 °F

Tonight

Mostly Clear

Mostly
Clear

Low: 37 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 71 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 45 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 62 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 36 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 49 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 30 °F

Tuesday

Sunny

Sunny

High: 56 °F

Detailed Forecast

  • Today Areas of fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 50. Breezy, with a south wind 9 to 19 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 40 mph.
  • Tonight Mostly clear, with a low around 37. South wind 9 to 14 mph becoming light. Winds could gust as high as 20 mph.
  • Saturday Mostly sunny, with a high near 71. Light south wind becoming southeast 8 to 13 mph in the morning. Winds could gust as high as 18 mph.
  • Saturday Night Partly cloudy, with a low around 45. Southeast wind 5 to 11 mph becoming west after midnight. Winds could gust as high as 16 mph.
  • Sunday Mostly sunny, with a high near 62. Southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 16 mph.
  • Sunday Night Partly cloudy, with a low around 36. Northwest wind 7 to 9 mph.
  • Monday Mostly sunny, with a high near 49.
  • Monday Night Mostly clear, with a low around 30.
  • Tuesday Sunny, with a high near 56.
  • Tuesday Night Partly cloudy, with a low around 39.
  • Wednesday Mostly sunny, with a high near 60.
  • Wednesday Night Partly cloudy, with a low around 39.
  • Thursday Mostly sunny, with a high near 62.