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

Wintry Mix and Fire Weather Conditions Along the East Coast; Rains and Mountain Snow in the West

Dry, gusty conditions will produce elevated to critical fire weather conditions across portions of the Mid-Atlantic into the Southeast. Snow and a wintry mix is expected in the Great Lakes and portions of the Northeast, with several inches of snow possible in the higher elevations. An atmospheric river continues to bring heavy rainfall and high elevation mountain snow to the West. Read More >

Hazardous Weather Conditions

Current conditions at

Sidney-Richland (KSDY)

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

Fog

32°F

0°C

Humidity 100%
Wind Speed NE 8 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 32°F (0°C)
Visibility 0.25 mi
Wind Chill25°F (-4°C)
Last update 16 Nov 12:35 PM MST
Extended Forecast for

Sidney MT

Dense Fog Advisory November 16, 12:45pm until November 16, 01:00pm
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory November 16, 12:45pm until November 16, 01:00pm

    NOW until 1:00pm Sun

    Dense Fog Advisory

  • This Afternoon

    High: 48 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. East northeast wind around 9 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 47. East wind 9 to 15 mph, with gusts as high as 22 mph.

    High: 47 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31. Southeast wind 6 to 8 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 49. South southeast wind around 7 mph becoming west northwest in the afternoon.

    High: 49 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. North wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Northwest wind around 6 mph.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 48. East northeast wind 3 to 7 mph.
Tonight
Mostly cloudy, with a low around 31. East northeast wind around 9 mph.
Monday
Mostly cloudy, with a high near 47. East wind 9 to 15 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 31. Southeast wind 6 to 8 mph.
Tuesday
Mostly cloudy, with a high near 49. South southeast wind around 7 mph becoming west northwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 30. North wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, with a high near 46. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 27. Northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 45. West northwest wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 22. North wind around 6 mph becoming south after midnight.
Friday
Mostly sunny, with a high near 47. Southwest wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 51.
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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:
10:44 am MST Nov 16, 2025
Forecast Valid:
12pm MST Nov 16, 2025-6pm MST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

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