National Weather Service United States Department of Commerce

Major nor'easter expected to bring heavy snow, blizzard conditions to Northeast

A storm system off the East Coast will continue to strengthen as it develops into a major nor'easter on Monday. As the storm moves up the coast, it is expected to bring snowfall of 1-3 feet or more to many parts of the Northeast through Tuesday evening, including New York City and Boston. Strong, gusty winds will combine with the snow to create blizzard conditions along and near the coast.
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Hazardous Weather Conditions

Current Conditions

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Sioux Falls SD

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

Tonight

Patchy Fog

Patchy
Fog

Low: 27 °F

Tuesday

Areas Fog

Areas
Fog

High: 45 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 33 °F

Wednesday

Partly Sunny

Partly
Sunny

High: 45 °F

Wednesday
Night

Blustery

Blustery

Low: 28 °F

Thursday

Breezy

Breezy

High: 37 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 20 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 36 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 21 °F

Detailed Forecast

  • Tonight Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 27. Calm wind.
  • Tuesday Areas of fog before noon. Otherwise, mostly sunny, with a high near 45. Light east wind becoming south southeast 5 to 10 mph in the morning.
  • Tuesday Night Partly cloudy, with a low around 33. South southeast wind around 10 mph.
  • Wednesday Partly sunny, with a high near 45. Light and variable wind becoming north northwest 10 to 15 mph in the afternoon.
  • Wednesday Night Mostly cloudy, with a low around 28. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.
  • Thursday Partly sunny, with a high near 37. Breezy.
  • Thursday Night Partly cloudy, with a low around 20.
  • Friday Mostly sunny, with a high near 36.
  • Friday Night Mostly cloudy, with a low around 21.
  • Saturday A slight chance of snow. Partly sunny, with a high near 26. Chance of precipitation is 20%.
  • Saturday Night Mostly cloudy, with a low around 7.
  • Sunday Partly sunny, with a high near 20.
  • Sunday Night Partly cloudy, with a low around 8.
  • Monday Mostly sunny, with a high near 20.