Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

N/A

Humidity 76%
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 09 Sep 08:00 AM MDT
Extended Forecast for

Sidney MT

  • Tonight

    Tonight: Partly cloudy, with a low around 57. East northeast wind 8 to 13 mph, with gusts as high as 23 mph.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 89. South southeast wind 11 to 16 mph, with gusts as high as 24 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after midnight.  Partly cloudy, with a low around 57. South southeast wind 6 to 9 mph.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. West wind 6 to 8 mph.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Light and variable wind becoming west 5 to 9 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight.  Mostly cloudy, with a low around 49. West northwest wind 5 to 7 mph.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers.  Mostly cloudy, with a high near 69. West northwest wind 6 to 10 mph.

    High: 69 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. West northwest wind 5 to 8 mph becoming southwest after midnight.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. East northeast wind 8 to 13 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 89. South southeast wind 11 to 16 mph, with gusts as high as 24 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 57. South southeast wind 6 to 9 mph.
Wednesday
Mostly sunny, with a high near 82. West wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 51. West southwest wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 80. Light and variable wind becoming west 5 to 9 mph in the morning.
Thursday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 49. West northwest wind 5 to 7 mph.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 69. West northwest wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 42. West northwest wind 5 to 8 mph becoming southwest after midnight.
Saturday
Mostly sunny, with a high near 70. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 43. North northwest wind 6 to 8 mph.
Sunday
A slight chance of showers. Partly sunny, with a high near 61.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 36.
Monday
A slight chance of showers. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.71°N 104.19°W (Elev. 1998 ft)
1:35 pm MDT Sep 29, 2025
8pm MDT Sep 29, 2025-6pm MDT Oct 6, 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