National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Hazardous Weather Conditions

Current Conditions

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8 Miles NNE Decker MT

7 Day Forecast

For More Weather Information:

Billings, MT Local Forecast Office

Today

Mostly Cloudy

Mostly
Cloudy

High: 40 °F

Tonight

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 29 °F

Monday

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

High: 39 °F

Monday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 29 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 38 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 24 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 36 °F

Wednesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 18 °F

Thanksgiving
Day

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 34 °F

Detailed Forecast

  • Today Mostly cloudy, with a high near 40. West northwest wind around 26 mph, with gusts as high as 38 mph.
  • Tonight A 20 percent chance of snow showers. Mostly cloudy, with a steady temperature around 29. West northwest wind 13 to 21 mph.
  • Monday A chance of snow showers before 11am, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 39. West wind around 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
  • Monday Night A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a steady temperature around 29. West wind 9 to 14 mph.
  • Tuesday A 40 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 38. West northwest wind 11 to 16 mph. New snow accumulation of around an inch possible.
  • Tuesday Night A 50 percent chance of snow showers. Cloudy, with a low around 24. New snow accumulation of around 2 inches.
  • Wednesday A 40 percent chance of snow showers. Cloudy, with a high near 36. New snow accumulation of around an inch possible.
  • Wednesday Night A 30 percent chance of snow showers. Mostly cloudy, with a low around 18.
  • Thanksgiving Day A 20 percent chance of snow showers. Mostly cloudy, with a high near 34.
  • Thursday Night Mostly cloudy, with a low around 17.
  • Friday Partly sunny, with a high near 31.
  • Friday Night Mostly cloudy, with a low around 9.
  • Saturday Partly sunny, with a high near 29.