Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

22°F

-6°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 03 Mar 01:56 AM MST
Extended Forecast for

Sidney MT

  • Overnight

    Overnight: Areas of freezing fog. Clear, with a low around 24. Calm wind.

    Low: 24 °F

    Areas
    Freezing Fog

  • Tuesday

    Tuesday: Patchy freezing fog before 7am. Sunny, with a high near 56. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 56 °F

    Patchy
    Freezing Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30. South southwest wind 8 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 53. Southwest wind 6 to 8 mph becoming northeast in the afternoon.

    High: 53 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. East wind 7 to 10 mph.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 40. East wind 7 to 9 mph becoming north in the afternoon.

    High: 40 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 22. North northwest wind 6 to 8 mph.

    Low: 22 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 43. North northwest wind 7 to 10 mph.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. North northwest wind 8 to 13 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of freezing fog. Clear, with a low around 24. Calm wind.
Tuesday
Patchy freezing fog before 7am. Sunny, with a high near 56. Light southwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 30. South southwest wind 8 to 10 mph.
Wednesday
Partly sunny, with a high near 53. Southwest wind 6 to 8 mph becoming northeast in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 24. East wind 7 to 10 mph.
Thursday
Mostly cloudy, with a high near 40. East wind 7 to 9 mph becoming north in the afternoon.
Thursday Night
Mostly cloudy, with a low around 22. North northwest wind 6 to 8 mph.
Friday
Partly sunny, with a high near 43. North northwest wind 7 to 10 mph.
Friday Night
Mostly clear, with a low around 25. North northwest wind 8 to 13 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Saturday
Mostly sunny, with a high near 56. Breezy, with a southwest wind 15 to 23 mph, with gusts as high as 34 mph.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 36. West wind around 16 mph, with gusts as high as 26 mph.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 53.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29.
Monday
A chance of rain. Mostly cloudy, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.71°N 104.19°W (Elev. 1998 ft)
11:40 pm MST Mar 2, 2026
2am MST Mar 3, 2026-6pm MDT Mar 9, 2026
 
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