Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

freezing fog

28°F

-2°C

Humidity 92%
Wind Speed SSE 3 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 27°F (-3°C)
Visibility 0.24 mi
Last update 16 Nov 03:05 AM MST
Extended Forecast for

Sidney MT

Dense Fog Advisory November 16, 03:21am until November 16, 11:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory November 16, 03:21am until November 16, 11:00am

    NOW until 11:00am Sun

    Dense Fog Advisory

  • Overnight

    Low: 27 °F

    Areas Dense
    Freezing Fog

  • Sunday

    Sunday: Areas of dense fog between 9am and noon. Areas of dense freezing fog before 9am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 47. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 47 °F

    Areas Dense
    Freezing Fog
    and Areas
    Dense Fog

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. East northeast wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 47. East southeast wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 47 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. Southeast wind 5 to 8 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 49. South southeast wind 5 to 7 mph becoming west northwest in the afternoon.

    High: 49 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Light north wind.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 47. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 47 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Areas of dense freezing fog after 5am. Mostly cloudy, with a low around 27. Calm wind.
Sunday
Areas of dense fog between 9am and noon. Areas of dense freezing fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 47. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 32. East northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Monday
Mostly cloudy, with a high near 47. East southeast wind 10 to 14 mph, with gusts as high as 24 mph.
Monday Night
Mostly cloudy, with a low around 30. Southeast wind 5 to 8 mph.
Tuesday
Mostly cloudy, with a high near 49. South southeast wind 5 to 7 mph becoming west northwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 31. Light north wind.
Wednesday
Mostly cloudy, with a high near 47. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 26. Northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 45. Northwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 22. North wind around 5 mph becoming light and variable.
Friday
Mostly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.72°N 104.16°W (Elev. 1962 ft)
2:40 am MST Nov 16, 2025
3am MST Nov 16, 2025-6pm MST Nov 22, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database