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.

Overcast

48°F

9°C

Humidity 65%
Wind Speed SSW 5 MPH
Barometer 29.63 in (1003.39 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 14 Apr 10:56 PM MDT
Extended Forecast for

Sidney MT

  • Tonight

    Tonight: Mostly clear, with a low around 39. South southwest wind around 7 mph.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 67 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 38. Southwest wind 6 to 8 mph becoming east northeast after midnight.

    Low: 38 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers, mainly after noon.  Partly sunny, with a high near 50. Breezy, with a northeast wind 11 to 16 mph becoming northwest 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 50 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain showers before 9pm, then a chance of snow showers.  Patchy fog before 10pm. Patchy freezing fog after 10pm.  Otherwise, cloudy, with a low around 22. North northwest wind 11 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance
    Rain/Snow and
    Patchy
    Freezing Fog

  • Friday

    Friday: Patchy freezing fog before noon. Partly sunny, with a high near 39. Northwest wind 11 to 18 mph, with gusts as high as 30 mph.

    High: 39 °F

    Patchy
    Freezing Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19. North northwest wind 9 to 18 mph, with gusts as high as 29 mph.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 47. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Northwest wind 5 to 10 mph becoming south after midnight.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 39. South southwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 67. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 38. Southwest wind 6 to 8 mph becoming east northeast after midnight.
Thursday
A 40 percent chance of showers, mainly after noon. Partly sunny, with a high near 50. Breezy, with a northeast wind 11 to 16 mph becoming northwest 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.
Thursday Night
A chance of rain showers before 9pm, then a chance of snow showers. Patchy fog before 10pm. Patchy freezing fog after 10pm. Otherwise, cloudy, with a low around 22. North northwest wind 11 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
Patchy freezing fog before noon. Partly sunny, with a high near 39. Northwest wind 11 to 18 mph, with gusts as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 19. North northwest wind 9 to 18 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 47. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 24. Northwest wind 5 to 10 mph becoming south after midnight.
Sunday
Sunny, with a high near 62. South southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 35. East southeast wind around 10 mph.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.71°N 104.19°W (Elev. 1998 ft)
3:16 pm MDT Apr 14, 2026
11pm MDT Apr 14, 2026-6pm MDT Apr 21, 2026
 
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Additional Resources

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