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

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Sidney-Richland (KSDY)

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

Partly Cloudy

39°F

4°C

Humidity 44%
Wind Speed NNE 9 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 10 Mar 02:20 PM MDT
Extended Forecast for

8 Miles SSW Sidney MT

High Wind Watch March 12, 09:00am until March 12, 06:00pm
Click here for hazard details and duration
High Wind Watch

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 43. Northwest wind 7 to 9 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Light and variable wind becoming west 5 to 7 mph in the evening.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. West wind 8 to 16 mph, with gusts as high as 24 mph.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 26. West southwest wind 7 to 13 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday

    Thursday: Rain and snow before noon, then rain between noon and 3pm, then rain and snow after 3pm. High near 43. Windy, with a south southwest wind 8 to 13 mph becoming northwest 20 to 30 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow and
    Windy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before midnight. Cloudy, with a low around 20. Blustery, with a north northwest wind 17 to 22 mph becoming light north northeast after midnight. Winds could gust as high as 31 mph. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 36. East wind 5 to 9 mph. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 18. North northeast wind 8 to 10 mph.

    Low: 18 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely. Cloudy, with a high near 28. Northeast wind 10 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 28 °F

    Snow Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 43. Northwest wind 7 to 9 mph.
Tonight
Partly cloudy, with a low around 22. Light and variable wind becoming west 5 to 7 mph in the evening.
Wednesday
Mostly sunny, with a high near 44. West wind 8 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 26. West southwest wind 7 to 13 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Thursday
Rain and snow before noon, then rain between noon and 3pm, then rain and snow after 3pm. High near 43. Windy, with a south southwest wind 8 to 13 mph becoming northwest 20 to 30 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
A 30 percent chance of snow, mainly before midnight. Cloudy, with a low around 20. Blustery, with a north northwest wind 17 to 22 mph becoming light north northeast after midnight. Winds could gust as high as 31 mph. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 36. East wind 5 to 9 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 18. North northeast wind 8 to 10 mph.
Saturday
Snow likely. Cloudy, with a high near 28. Northeast wind 10 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 8. North wind 8 to 15 mph, with gusts as high as 21 mph.
Sunday
Mostly cloudy, with a high near 27. West northwest wind 5 to 9 mph.
Sunday Night
Partly cloudy, with a low around 7.
Monday
A slight chance of snow. Mostly cloudy, 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:
3:41 am MDT Mar 10, 2026
Forecast Valid:
2pm MDT Mar 10, 2026-6pm MDT Mar 16, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation