National Weather Service United States Department of Commerce

Heavy rain possible for parts of the northern Rockies & Plains; Severe storms for the Upper Midwest

An unseasonably strong storm system in the northwest U.S. will bring showers and thunderstorms, some heavy, to parts of the northern Rockies and northern Plains through Saturday. Isolated flash floods will be possible in these areas. Some of the storms could be severe in parts of the Dakotas into Minnesota, with large hail and damaging winds.
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Hazardous Weather Conditions

Current Conditions

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4 Miles NE Buffalo Ridge SD

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

Overnight

Thunderstorms Chance for Measurable Precipitation 80%

Thunderstorms

Low: 68 °F

Saturday

Thunderstorms Chance for Measurable Precipitation 90%

Thunderstorms

High: 86 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 66 °F

Sunday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 82 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 57 °F

Monday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 76 °F

Monday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 60 °F

Tuesday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 72 °F

Tuesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 58 °F

Detailed Forecast

  • Overnight Occasional showers and thunderstorms, mainly after 5am. Low around 68. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
  • Saturday Occasional showers and thunderstorms, mainly before 10am. High near 86. East wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
  • Saturday Night A chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 66. South southeast wind 5 to 15 mph. Chance of precipitation is 40%.
  • Sunday Isolated showers and thunderstorms. Mostly sunny, with a high near 82. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 20%.
  • Sunday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57. West wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 20%.
  • Monday A slight chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 20%.
  • Monday Night Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
  • Tuesday Showers and thunderstorms likely. Cloudy, with a high near 72. Chance of precipitation is 60%.
  • Tuesday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
  • Wednesday A chance of showers and thunderstorms. Partly sunny, with a high near 72. Chance of precipitation is 30%.
  • Wednesday Night Partly cloudy, with a low around 55.
  • Thursday Sunny, with a high near 76.
  • Thursday Night Mostly clear, with a low around 56.
  • Friday Sunny, with a high near 78.