National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Sidney-Richland (KSDY)

Lat: 47.7°NLon: 104.2°WElev: 1985.0ft.

Overcast

25°F

-4°C

Humidity 73%
Wind Speed WNW 5 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 09 Jan 10:05 PM MST
Extended Forecast for

Sidney MT

  • Tonight

    Tonight: A 50 percent chance of snow. Cloudy, with a low around 20. Light west wind. Total nighttime snow accumulation of less than one inch possible.

    Low: 20 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly before 3pm. Cloudy, with a high near 34. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. Southwest wind 6 to 9 mph.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. West southwest wind around 10 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 50. West southwest wind 11 to 20 mph, with gusts as high as 33 mph.

    High: 50 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. West wind around 18 mph, with gusts as high as 29 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 46. West northwest wind around 18 mph, with gusts as high as 30 mph.

    High: 46 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow. Cloudy, with a low around 20. Light west wind. Total nighttime snow accumulation of less than one inch possible.
Saturday
Snow likely, mainly before 3pm. Cloudy, with a high near 34. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a low around 20. Southwest wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 44. West wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 27. West southwest wind around 10 mph.
Monday
Partly sunny, with a high near 50. West southwest wind 11 to 20 mph, with gusts as high as 33 mph.
Monday Night
Partly cloudy, with a low around 34. West wind around 18 mph, with gusts as high as 29 mph.
Tuesday
Partly sunny, with a high near 46. West northwest wind around 18 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 27. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a high near 43. West southwest wind 6 to 8 mph.
Wednesday Night
A 10 percent chance of snow. Mostly cloudy, with a low around 26. South southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 39. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 17. Blustery.
Friday
A slight chance of snow. Partly sunny, with a high near 27. Blustery.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.71°N 104.19°W (Elev. 1998 ft)
Last Update:
7:38 pm MST Jan 9, 2026
Forecast Valid:
10pm MST Jan 9, 2026-6pm MST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation