Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Partly Cloudy

54°F

12°C

Humidity 76%
Wind Speed WSW 5 MPH
Barometer 29.48 in (998.31 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 12 Apr 05:05 AM MDT
Extended Forecast for

8 Miles SSW Sidney MT

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 69. Northwest wind 13 to 17 mph, with gusts as high as 24 mph.

    High: 69 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 3am.  Increasing clouds, with a low around 39. North wind around 11 mph becoming east northeast after midnight.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers.  High near 52. East wind around 10 mph.  Chance of precipitation is 80%.

    High: 52 °F

    Showers

  • Monday Night

    Monday Night: A 40 percent chance of rain before midnight.  Mostly cloudy, with a low around 36. North northeast wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 36 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Light south southwest wind becoming west 6 to 11 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39. Southwest wind 5 to 9 mph.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 67. Southwest wind 6 to 11 mph.

    High: 67 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 36. Northwest wind around 8 mph becoming north northeast in the evening.

    Low: 36 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of rain showers before 3pm, then a chance of rain and snow showers.  Partly sunny, with a high near 50. Northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 40%.

    High: 50 °F

    Chance
    Showers then
    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 69. Northwest wind 13 to 17 mph, with gusts as high as 24 mph.
Tonight
A 50 percent chance of showers, mainly after 3am. Increasing clouds, with a low around 39. North wind around 11 mph becoming east northeast after midnight.
Monday
Showers. High near 52. East wind around 10 mph. Chance of precipitation is 80%.
Monday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 36. North northeast wind 5 to 8 mph becoming light and variable after midnight.
Tuesday
Mostly sunny, with a high near 66. Light south southwest wind becoming west 6 to 11 mph in the morning.
Tuesday Night
Mostly clear, with a low around 39. Southwest wind 5 to 9 mph.
Wednesday
Partly sunny, with a high near 67. Southwest wind 6 to 11 mph.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 36. Northwest wind around 8 mph becoming north northeast in the evening.
Thursday
A chance of rain showers before 3pm, then a chance of rain and snow showers. Partly sunny, with a high near 50. Northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 22. North northwest wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Friday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 42. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Sidney MT
 47.61°N 104.24°W (Elev. 1972 ft)
5:16 am MDT Apr 12, 2026
5am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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