Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

64°F

18°C

Humidity 23%
Wind Speed W 12 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 15 Apr 01:05 PM MDT
Extended Forecast for

Sidney MT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 66. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 66 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 2am.  Cloudy, then gradually becoming partly cloudy, with a low around 38. Southwest wind 6 to 10 mph becoming northeast after midnight.

    Low: 38 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before noon, then a chance of showers after 1pm.  Increasing clouds, with a high near 52. West northwest wind 11 to 20 mph, with gusts as high as 29 mph.  Chance of precipitation is 30%.

    High: 52 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of rain showers before 9pm, then a chance of snow showers between 9pm and midnight.  Cloudy, with a low around 21. Northwest wind 10 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 21 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 37. Northwest wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 37 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18. West northwest wind 6 to 16 mph, with gusts as high as 26 mph.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50. West wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. North northwest wind 6 to 11 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64. Southeast wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 66. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tonight
A 40 percent chance of showers, mainly before 2am. Cloudy, then gradually becoming partly cloudy, with a low around 38. Southwest wind 6 to 10 mph becoming northeast after midnight.
Thursday
A slight chance of showers before noon, then a chance of showers after 1pm. Increasing clouds, with a high near 52. West northwest wind 11 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain showers before 9pm, then a chance of snow showers between 9pm and midnight. Cloudy, with a low around 21. Northwest wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
Partly sunny, with a high near 37. Northwest wind 10 to 18 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 18. West northwest wind 6 to 16 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 50. West wind 6 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 24. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 64. Southeast wind 5 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 38. Southeast wind around 9 mph.
Monday
Sunny, with a high near 73. South southwest wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.72°N 104.16°W (Elev. 1962 ft)
12:35 pm MDT Apr 15, 2026
1pm MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
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Additional Resources

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