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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Overcast

34°F

1°C

Humidity 69%
Wind Speed WNW 25 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 30 Dec 06:05 AM MST
Extended Forecast for

8 Miles SSW Sidney MT

  • Today

    Today: Mostly sunny, with a high near 36. West wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 36 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 17. South southwest wind around 6 mph.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 26. West northwest wind around 7 mph becoming northeast in the afternoon.

    High: 26 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13. East wind around 5 mph becoming calm in the evening.

    Low: 13 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 28. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 13. Light and variable wind.

    Low: 13 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 29. Calm wind becoming east around 6 mph in the afternoon.

    High: 29 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. East wind around 6 mph.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37. East southeast wind 6 to 8 mph.

    High: 37 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 36. West wind 7 to 10 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 17. South southwest wind around 6 mph.
Wednesday
Partly sunny, with a high near 26. West northwest wind around 7 mph becoming northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 13. East wind around 5 mph becoming calm in the evening.
New Year's Day
Mostly sunny, with a high near 28. Calm wind becoming north northwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 13. Light and variable wind.
Friday
Mostly cloudy, with a high near 29. Calm wind becoming east around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 18. East wind around 6 mph.
Saturday
Partly sunny, with a high near 37. East southeast wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 23. Southeast wind around 7 mph becoming west in the evening.
Sunday
Mostly sunny, with a high near 39. West southwest wind 7 to 9 mph.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Sidney MT
 47.61°N 104.24°W (Elev. 1972 ft)
Last Update:
2:23 am MST Dec 30, 2025
Forecast Valid:
6am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
Forecast Discussion
 
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