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

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

21°F

-6°C

Humidity 91%
Wind Speed SSW 4 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 12 Feb 04:56 AM MST
Extended Forecast for

Sidney MT

  • Today

    Today: Sunny, with a high near 49. South southwest wind 3 to 6 mph.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 24. South southwest wind 3 to 5 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51. South southwest wind 5 to 9 mph.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24. West wind around 6 mph.

    Low: 24 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 49. West southwest wind 5 to 7 mph.

    High: 49 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. West southwest wind 3 to 5 mph.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 46. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.

    High: 46 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. North wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 47. Light east wind becoming east southeast 5 to 9 mph in the morning.

    High: 47 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 49. South southwest wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 24. South southwest wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 51. South southwest wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around 24. West wind around 6 mph.
Saturday
Partly sunny, with a high near 49. West southwest wind 5 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 29. West southwest wind 3 to 5 mph.
Sunday
Mostly cloudy, with a high near 46. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 27. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Partly sunny, with a high near 47. Light east wind becoming east southeast 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 25. East wind around 9 mph.
Tuesday
A 40 percent chance of snow. Mostly cloudy, with a high near 38. East wind 11 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 20.
Wednesday
A chance of snow. Mostly cloudy, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.72°N 104.16°W (Elev. 1962 ft)
Last Update:
5:05 am MST Feb 12, 2026
Forecast Valid:
5am MST Feb 12, 2026-6pm MST Feb 18, 2026
 
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