National Weather Service United States Department of Commerce

Heavy Rain and Flash Flooding Possible Lower Mississippi and Tennessee Valleys

Moisture from the Gulf of Mexico will bring heavy rain, strong thunderstorms and the risk of flash flooding to the central Gulf Coast today. A band of snow associated with a cold front will impact central Texas to Oklahoma. Another cold front will spread snow across the interior Northwest. Unusually cold weather will continue in California and the Desert Southwest.
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Hazardous Weather Conditions

Current Conditions

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Spencer IA

7 Day Forecast

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Sioux Falls, SD Local Forecast Office

Tonight

Mostly Clear

Mostly
Clear

Low: 7 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 26 °F

Sunday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 10 °F

Monday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 14 °FFalling Temperatures

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: -9 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 5 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: -7 °F

Wednesday

Sunny

Sunny

High: 13 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 5 °F

Detailed Forecast

  • Tonight Mostly clear, with a low around 7. West southwest wind 5 to 10 mph.
  • Sunday Mostly sunny, with a high near 26. Light and variable wind becoming north northeast 5 to 10 mph in the afternoon.
  • Sunday Night A chance of snow, mainly after midnight. Cloudy, with a low around 10. Northeast wind 10 to 15 mph. Chance of precipitation is 40%.
  • Monday A chance of snow before noon. Cloudy, with a temperature falling to around 8 by 5pm. North northeast wind around 15 mph. Chance of precipitation is 30%.
  • Monday Night Mostly cloudy, with a low around -9. North northwest wind 10 to 15 mph.
  • Tuesday Mostly sunny, with a high near 5.
  • Tuesday Night Mostly clear, with a low around -7.
  • Wednesday Sunny, with a high near 13.
  • Wednesday Night Mostly clear, with a low around 5.
  • New Year's Day Mostly sunny, with a high near 22.
  • Thursday Night Mostly cloudy, with a low around 10.
  • Friday A slight chance of snow. Mostly cloudy, with a high near 24. Chance of precipitation is 20%.
  • Friday Night A slight chance of snow. Mostly cloudy, with a low around 5. Chance of precipitation is 20%.
  • Saturday Mostly sunny, with a high near 15.