National Weather Service United States Department of Commerce

Arctic air to drop temperatures across the northern Plain and northern Rockies; will bring snow to the Intermountain West

An arctic front is forecast to plunge through the northern Plains and northern Rockies on Saturday bringing a drastic drop in temperatures across these areas with a burst of snow over much of the Intermountain Region. Arctic air will also filter into the Pacific Northwest bringing with it snow showers and subfreezing low temperatures.
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Current Conditions

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22 Miles NNW Mackay ID

7 Day Forecast

For More Weather Information:

Pocatello, ID Local Forecast Office

Overnight

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 26 °F

Saturday

Snow Chance for Measurable Precipitation 80%

Snow

High: 36 °FFalling Temperatures

Saturday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 6 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 20 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 8 °F

Monday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 27 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 22 °F

Tuesday

Chance Snow

Chance
Snow

High: 33 °F

Tuesday
Night

Slight Chance Snow

Slight Chc
Snow

Low: 22 °F

Detailed Forecast

  • Overnight A 40 percent chance of snow. Cloudy, with a low around 26. Southwest wind 7 to 9 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
  • Saturday Snow. Temperature rising to near 36 by noon, then falling to around 18 during the remainder of the day. Southwest wind 5 to 11 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
  • Saturday Night A 50 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 6. Wind chill values as low as -6. West wind 8 to 11 mph. Little or no snow accumulation expected.
  • Sunday Mostly sunny, with a high near 20. Wind chill values as low as -5. West northwest wind 5 to 8 mph.
  • Sunday Night Mostly cloudy, with a low around 8. Calm wind becoming south 5 to 9 mph after midnight.
  • Monday A 40 percent chance of snow. Mostly cloudy, with a high near 27. New snow accumulation of around an inch possible.
  • Monday Night A 50 percent chance of snow. Mostly cloudy, with a low around 22. New snow accumulation of less than one inch possible.
  • Tuesday A chance of snow. Mostly cloudy, with a high near 33.
  • Tuesday Night A slight chance of snow. Mostly cloudy, with a low around 22.
  • Wednesday A chance of snow. Mostly cloudy, with a high near 32.
  • Wednesday Night A chance of snow. Mostly cloudy, with a low around 21.
  • Thursday A chance of snow. Mostly cloudy, with a high near 33.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around 19.
  • Friday A slight chance of snow. Partly sunny, with a high near 34.