National Weather Service United States Department of Commerce

On Saturday, severe weather will be possible across portions of the northern Plains while dry and hot conditions begin returning to the West.

Severe weather is possible over parts of the northern Plains on Saturday. During the late afternoon and early evening hours, large hail and isolated tornadoes will be the primary threats with damaging winds becoming the greatest threat in the late evening hours. Out west, hot and dry conditions begin to return bringing increased heat dangers and fire weather concerns.
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Hazardous Weather Conditions

Current Conditions

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5 Miles WSW Yankton SD

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

Today

Partly Sunny

Partly
Sunny

High: 81 °F

Tonight

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 65 °F

Sunday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 83 °F

Sunday
Night

Thunderstorms Likely Chance for Measurable Precipitation 70%

Thunderstorms
Likely

Low: 59 °F

Labor
Day

Mostly Sunny

Mostly
Sunny

High: 78 °F

Monday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 56 °F

Tuesday

Sunny

Sunny

High: 79 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 61 °F

Wednesday

Sunny

Sunny

High: 84 °F

Detailed Forecast

  • Today Partly sunny, with a high near 81. Northwest wind 5 to 10 mph becoming light and variable.
  • Tonight A slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 65. Southeast wind 10 to 15 mph. Chance of precipitation is 20%.
  • Sunday Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 83. South wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Sunday Night Showers and thunderstorms likely before 1am. Mostly cloudy, with a low around 59. West northwest wind 5 to 10 mph. Chance of precipitation is 70%.
  • Labor Day Mostly sunny, with a high near 78. West northwest wind around 10 mph.
  • Monday Night A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
  • Tuesday Sunny, with a high near 79.
  • Tuesday Night Mostly clear, with a low around 61.
  • Wednesday Sunny, with a high near 84.
  • Wednesday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
  • Thursday Mostly sunny, with a high near 84.
  • Thursday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
  • Friday A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.