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

Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

39°F

4°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 19 Mar 12:05 AM MDT
Extended Forecast for

Sidney MT

  • Overnight

    Overnight: Partly cloudy, with a low around 40. West southwest wind around 9 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72. West wind 9 to 18 mph, with gusts as high as 30 mph.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. West wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 68. West wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 42. Southwest wind around 10 mph.

    Low: 42 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 61. West southwest wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 24. North wind 10 to 18 mph, with gusts as high as 26 mph.

    Low: 24 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 46. North wind 8 to 10 mph.

    High: 46 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. East wind around 10 mph becoming south southeast after midnight.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 40. West southwest wind around 9 mph.
Thursday
Mostly sunny, with a high near 72. West wind 9 to 18 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 43. West wind 10 to 14 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 68. West wind 10 to 13 mph, with gusts as high as 21 mph.
Friday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 42. Southwest wind around 10 mph.
Saturday
Partly sunny, with a high near 61. West southwest wind 10 to 18 mph, with gusts as high as 28 mph.
Saturday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 24. North wind 10 to 18 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 46. North wind 8 to 10 mph.
Sunday Night
Partly cloudy, with a low around 27. East wind around 10 mph becoming south southeast after midnight.
Monday
Partly sunny, with a high near 55. South wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 26. North northwest wind 8 to 10 mph becoming east after midnight.
Tuesday
Mostly cloudy, with a high near 53.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 60. Breezy.
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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:
3:46 pm MDT Mar 18, 2026
Forecast Valid:
12am MDT Mar 19, 2026-6pm MDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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