Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

61°F

16°C

Humidity 23%
Wind Speed SSE 9 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 19 Apr 04:56 PM MDT
Extended Forecast for

Sidney MT

  • Tonight

    Tonight: Mostly clear, with a low around 37. South wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. South southwest wind 8 to 10 mph becoming north in the afternoon.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. North wind around 7 mph becoming southeast after midnight.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. South southeast wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. West northwest wind 6 to 8 mph becoming east southeast after midnight.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 83. East southeast wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers, mainly after midnight.  Mostly cloudy, with a low around 38. South southeast wind 13 to 17 mph becoming northwest after midnight. Winds could gust as high as 26 mph.

    Low: 38 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Rain showers before 3pm, then rain and snow showers likely.  High near 49. Windy, with a northwest wind 22 to 32 mph, with gusts as high as 47 mph.  Chance of precipitation is 80%.

    High: 49 °F

    Showers and
    Breezy then
    Rain/Snow
    Likely and
    Windy

  • Thursday Night

    Thursday Night: A chance of rain and snow showers before 9pm, then a chance of snow showers.  Mostly cloudy, with a low around 27. Windy, with a west northwest wind 20 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 30%.

    Low: 27 °F

    Chance
    Rain/Snow and
    Windy then
    Slight Chance
    Snow Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 37. South wind 9 to 13 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 73. South southwest wind 8 to 10 mph becoming north in the afternoon.
Monday Night
Mostly clear, with a low around 40. North wind around 7 mph becoming southeast after midnight.
Tuesday
Sunny, with a high near 84. South southeast wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 49. West northwest wind 6 to 8 mph becoming east southeast after midnight.
Wednesday
Partly sunny, with a high near 83. East southeast wind 8 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 50 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 38. South southeast wind 13 to 17 mph becoming northwest after midnight. Winds could gust as high as 26 mph.
Thursday
Rain showers before 3pm, then rain and snow showers likely. High near 49. Windy, with a northwest wind 22 to 32 mph, with gusts as high as 47 mph. Chance of precipitation is 80%.
Thursday Night
A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 27. Windy, with a west northwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 30%.
Friday
A 20 percent chance of snow showers. Partly sunny, with a high near 41. Breezy, with a west northwest wind 18 to 24 mph, with gusts as high as 36 mph.
Friday Night
Mostly cloudy, with a low around 23. Northwest wind 9 to 18 mph, with gusts as high as 29 mph.
Saturday
Partly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.71°N 104.19°W (Elev. 1998 ft)
3:05 pm MDT Apr 19, 2026
5pm MDT Apr 19, 2026-6pm MDT Apr 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database