National Weather Service United States Department of Commerce

Coastal low to bring gusty winds and periods of heavy rain to New England while moderate to heavy rain is expected to linger in the Pacific Northwest and northern California

A coastal low will slowly intensify before moving out of the New England area. Increasingly heavy rainfall will impact the region through Friday. In addition, winds will increase and seas will become rough as the storm gradually intensifies just off the coast. Out west, a cold front approaching the Pacific Northwest will bring moderate to heavy rain to Washington, Oregon and northern California.
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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

Slight Chance Thunderstorms Chance for Measurable Precipitation 10%

Slight Chc
Thunderstorms

Low: 50 °F

Wednesday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 67 °F

Wednesday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 43 °F

Thursday

Sunny

Sunny

High: 70 °F

Thursday
Night

Mostly Clear

Mostly
Clear

Low: 46 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 74 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 42 °F

Saturday

Sunny

Sunny

High: 70 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 48 °F

Detailed Forecast

  • Overnight A slight chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 50. South southeast wind around 15 mph. Chance of precipitation is 10%.
  • Wednesday A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 67. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Wednesday Night Showers likely before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 43. West southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch possible.
  • Thursday Sunny, with a high near 70. West northwest wind 5 to 10 mph.
  • Thursday Night Mostly clear, with a low around 46. South wind around 5 mph.
  • Friday Mostly sunny, with a high near 74.
  • Friday Night Mostly clear, with a low around 42.
  • Saturday Sunny, with a high near 70.
  • Saturday Night Partly cloudy, with a low around 48.
  • Sunday Mostly sunny, with a high near 72.
  • Sunday Night Partly cloudy, with a low around 47.
  • Monday A chance of showers. Partly sunny, with a high near 57. Chance of precipitation is 30%.
  • Monday Night A slight chance of showers. Partly cloudy, with a low around 35. Chance of precipitation is 20%.
  • Tuesday Sunny, with a high near 53.