National Weather Service United States Department of Commerce

Flash flooding possible across southern Plains through early Thursday

A wet weather system continues across the southern U.S., with abundant moisture bringing heavy rain and a risk of flash flooding to parts of the southern Plains through early Thursday. The heaviest rain will fall across Oklahoma into western Arkansas. The flash flood threat should diminish later Thursday, as the system weakens over Texas.
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Current Conditions

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Sioux Falls SD

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

Overnight

Mostly Clear

Mostly
Clear

Low: 55 °F

Thursday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 80 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 56 °F

Friday

Sunny

Sunny

High: 81 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 57 °F

Saturday

Sunny

Sunny

High: 82 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 61 °F

Sunday

Sunny

Sunny

High: 87 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 65 °F

Detailed Forecast

  • Overnight Mostly clear, with a low around 55. Calm wind.
  • Thursday Isolated showers and thunderstorms after 11am. Mostly sunny, with a high near 80. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 20%.
  • Thursday Night Partly cloudy, with a low around 56. North wind around 5 mph becoming calm.
  • Friday Sunny, with a high near 81. Calm wind becoming south southwest around 5 mph.
  • Friday Night Mostly clear, with a low around 57. East southeast wind around 5 mph becoming calm in the evening.
  • Saturday Sunny, with a high near 82.
  • Saturday Night Mostly clear, with a low around 61.
  • Sunday Sunny, with a high near 87.
  • Sunday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 20%.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 20%.
  • Monday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 20%.
  • Tuesday A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 30%.
  • Tuesday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
  • Wednesday A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 40%.