National Weather Service United States Department of Commerce

Heavy lake-effect snow continues across lower Great Lakes

Another round of heavy lake-effect snow is forecast for the Great Lakes through mid-day Friday. An additional 30 inches or more could fall in some locations, on top of the impressive amounts that have fallen already. This will result in very difficult or nearly impossible travel at times in the heaviest snow bands. The snow should taper off during the morning on Friday.
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Current Conditions

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3 Miles NNE Newcastle WY

7 Day Forecast

For More Weather Information:

Rapid City, SD Local Forecast Office

Today

Mostly Sunny

Mostly
Sunny

High: 45 °F

Tonight

Mostly Clear

Mostly
Clear

Low: 23 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 44 °F

Saturday
Night

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 22 °F

Sunday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 29 °F

Sunday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 18 °F

Monday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 26 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 15 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 29 °F

Detailed Forecast

  • Today Mostly sunny, with a high near 45. Calm wind becoming west 5 to 8 mph in the afternoon.
  • Tonight Mostly clear, with a low around 23. West wind around 5 mph becoming south in the evening.
  • Saturday Mostly sunny, with a high near 44. South wind 5 to 8 mph becoming west in the afternoon.
  • Saturday Night A chance of rain before 11pm, then a chance of snow. Mostly cloudy, with a low around 22. Blustery, with a northwest wind 7 to 12 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 50%.
  • Sunday A 20 percent chance of snow. Mostly cloudy, with a high near 29. Blustery, with a northwest wind 16 to 21 mph, with gusts as high as 29 mph.
  • Sunday Night A 30 percent chance of snow. Mostly cloudy, with a low around 18. Blustery, with a northwest wind 18 to 23 mph, with gusts as high as 32 mph.
  • Monday A 20 percent chance of snow. Partly sunny, with a high near 26.
  • Monday Night Mostly cloudy, with a low around 15.
  • Tuesday A 30 percent chance of snow. Mostly cloudy, with a high near 29.
  • Tuesday Night A 30 percent chance of snow. Mostly cloudy, with a low around 17.
  • Wednesday A 40 percent chance of snow. Mostly cloudy, with a high near 28.
  • Wednesday Night A 30 percent chance of snow. Mostly cloudy, with a low around 9.
  • Thanksgiving Day Partly sunny, with a high near 20.