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

Tracking Two Storms Impacting the Central and Eastern U.S. Through This Weekend

Two storm systems will track through the central and eastern U.S. through this weekend with areas of gusty winds, rain, and heavy snow. Severe thunderstorms are forecast Friday from the central Gulf Coast into parts of the lower Mississippi, Tennessee and Ohio Valleys. Heavy to excessive rainfall is forecast from the lower Mississippi River Valley to the Tennessee Valley which may bring flooding. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

28°F

-2°C

Humidity 79%
Wind Speed SSW 5 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 08 Jan 06:05 PM MST
Extended Forecast for

Sidney MT

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, then becoming mostly cloudy during the afternoon, with a high near 29. West northwest wind 13 to 17 mph, with gusts as high as 26 mph.

    High: 29 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13. West northwest wind 5 to 10 mph.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 27. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 27 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. Southwest wind 5 to 8 mph.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45. West wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. West wind around 11 mph, with gusts as high as 18 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 48. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32. West wind 13 to 16 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Friday
Sunny, then becoming mostly cloudy during the afternoon, with a high near 29. West northwest wind 13 to 17 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 13. West northwest wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 27. Calm wind becoming west southwest around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 18. Southwest wind 5 to 8 mph.
Sunday
Mostly sunny, with a high near 45. West wind 10 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 27. West wind around 11 mph, with gusts as high as 18 mph.
Monday
Partly sunny, with a high near 48. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 32. West wind 13 to 16 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 45. West northwest wind 16 to 18 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly cloudy, with a low around 26. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
A chance of snow. Mostly sunny, with a high near 40. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.71°N 104.19°W (Elev. 1998 ft)
Last Update:
1:07 pm MST Jan 8, 2026
Forecast Valid:
8pm MST Jan 8, 2026-6pm MST Jan 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation