National Weather Service United States Department of Commerce

Severe weather possible for parts of northern Plains and mid/upper Mississippi River Valley

Severe thunderstorms are expected across portions of the northern Plains and upper Mississippi Valley Wednesday. Large hail and damaging winds will be the main threats with these storms, but a tornado or two could occur as well. Other strong to severe storms may occur from late afternoon into the overnight hours from the middle Mississippi Valley into the lower Ohio Valley.
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Hazardous Weather Conditions

Current Conditions

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8 Miles WSW Yankton SD

7 Day Forecast

For More Weather Information:

WFO Omaha, NE Local Forecast Office

Today

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 89 °F

Tonight

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 70 °F

Thursday

Slight Chance Thunderstorms Chance for Measurable Precipitation 10%

Slight Chc
Thunderstorms

High: 88 °F

Thursday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 68 °F

Friday

Partly Sunny

Partly
Sunny

High: 86 °F

Friday
Night

Heavy Rain Chance for Measurable Precipitation 70%

Heavy
Rain

Low: 68 °F

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 82 °F

Saturday
Night

Chance Thunderstorms

Chance
Thunderstorms

Low: 63 °F

Sunday

Chance Thunderstorms

Chance
Thunderstorms

High: 77 °F

Detailed Forecast

  • Today A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 89. South southeast wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Tonight Showers and thunderstorms likely, mainly between midnight and 2am. Mostly cloudy, with a low around 70. South southeast wind 8 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
  • Thursday A 10 percent chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 88. South southwest wind around 6 mph becoming calm in the afternoon.
  • Thursday Night A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. Northeast wind 3 to 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Friday Partly sunny, with a high near 86. East northeast wind 5 to 9 mph.
  • Friday Night Showers and thunderstorms likely, mainly before 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 68. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
  • Saturday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
  • Saturday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
  • Sunday A chance of showers and thunderstorms. Partly sunny, with a high near 77.
  • Sunday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 73.
  • Monday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
  • Tuesday A chance of showers and thunderstorms. Partly sunny, with a high near 75.