National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Current Conditions

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Lemmon SD

7 Day Forecast

For More Weather Information:

Rapid City, SD Local Forecast Office

Tonight

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

Low: 28 °F

Sunday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 30 °FFalling Temperatures

Sunday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 13 °F

Monday

Blustery

Blustery

High: 23 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 16 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 34 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 17 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 23 °F

Wednesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 1 °F

Detailed Forecast

  • Tonight Scattered rain and snow showers before 2am, then a slight chance of snow showers between 2am and 3am. Mostly cloudy, with a low around 28. Breezy, with a west wind 14 to 19 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 30%.
  • Sunday Scattered snow showers, mainly after 11am. Mostly cloudy, with a temperature rising to near 30 by 9am, then falling to around 20 during the remainder of the day. Windy, with a west wind 29 to 33 mph, with gusts as high as 47 mph. Chance of precipitation is 30%.
  • Sunday Night A 20 percent chance of snow showers before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 13. Wind chill values between -4 and 1. Blustery, with a northwest wind 24 to 29 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 40 mph.
  • Monday Mostly sunny, with a high near 23. Wind chill values between -4 and 6. Blustery, with a northwest wind 14 to 21 mph, with gusts as high as 29 mph.
  • Monday Night Mostly cloudy, with a low around 16. West wind around 10 mph.
  • Tuesday A 30 percent chance of snow showers. Mostly cloudy, with a high near 34. West wind 10 to 16 mph, with gusts as high as 23 mph.
  • Tuesday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 17.
  • Wednesday A 30 percent chance of snow showers. Mostly cloudy, with a high near 23.
  • Wednesday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 1.
  • Thanksgiving Day Partly sunny, with a high near 15.
  • Thursday Night Partly cloudy, with a low around 4.
  • Friday Mostly sunny, with a high near 17.
  • Friday Night Partly cloudy, with a low around 1.
  • Saturday A 20 percent chance of snow showers. Partly sunny, with a high near 18.