National Weather Service United States Department of Commerce

Active pattern for the Pacific Northwest this week while a coastal low takes aim on the Northeast later this week

Thunderstorms with heavy rainfall is forecast to bring 5 to 7 inches of rainfall, with localized heavier amounts, to the Pacific Northwest throughout the week. Across the higher mountain elevations, measurable snow is likely. The Northeast will also be the focus of showers and thunderstorms beginning mid-week as a coastal low meanders of the Mid-Atlantic coast.
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Current Conditions

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7 Day Forecast

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Sioux Falls, SD Local Forecast Office

Today

Sunny

Sunny

High: 69 °F

Tonight

Increasing Clouds

Increasing
Clouds

Low: 46 °F

Wednesday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 70 °F

Wednesday
Night

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 50 °F

Thursday

Slight Chance Showers Chance for Measurable Precipitation 10%

Slight Chc
Showers

High: 69 °F

Thursday
Night

Mostly Clear

Mostly
Clear

Low: 46 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 73 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 46 °F

Saturday

Sunny

Sunny

High: 70 °F

Detailed Forecast

  • Today Sunny, with a high near 69. South southeast wind 5 to 15 mph.
  • Tonight Increasing clouds, with a low around 46. Southeast wind 10 to 15 mph.
  • Wednesday A chance of showers after 4pm. Mostly cloudy, with a high near 70. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
  • Wednesday Night Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 50. South southeast wind 5 to 10 mph becoming west southwest after midnight. Chance of precipitation is 70%.
  • Thursday A slight chance of showers before 7am. Sunny, with a high near 69. West northwest wind around 5 mph. Chance of precipitation is 10%.
  • Thursday Night Mostly clear, with a low around 46.
  • Friday Mostly sunny, with a high near 73.
  • Friday Night Mostly clear, with a low around 46.
  • Saturday Sunny, with a high near 70.
  • Saturday Night Mostly clear, with a low around 51.
  • Sunday Mostly sunny, with a high near 71.
  • Sunday Night Partly cloudy, with a low around 48.
  • Monday A slight chance of showers. Partly sunny, with a high near 59. Chance of precipitation is 20%.