Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Overcast

32°F

0°C

Humidity 92%
Wind Speed NNE 8 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 22 Mar 12:20 AM MDT
Extended Forecast for

Sidney MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. North northeast wind around 6 mph becoming calm.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain between 11am and 1pm.  Partly sunny, with a high near 49. Light and variable wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. Northwest wind 6 to 10 mph becoming southeast in the evening.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 55. Southwest wind 6 to 9 mph becoming north in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. North northeast wind around 9 mph becoming east after midnight.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, with a high near 53. East southeast wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 53 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 9pm, then a slight chance of rain and snow between 9pm and 3am, then a slight chance of snow after 3am.  Mostly cloudy, with a low around 34. East wind around 11 mph.  Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. South southwest wind 10 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 31 mph.

    High: 63 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. West northwest wind 11 to 17 mph becoming north after midnight. Winds could gust as high as 24 mph.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. North northeast wind around 6 mph becoming calm.
Sunday
A chance of rain between 11am and 1pm. Partly sunny, with a high near 49. Light and variable wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 26. Northwest wind 6 to 10 mph becoming southeast in the evening.
Monday
Mostly sunny, with a high near 55. Southwest wind 6 to 9 mph becoming north in the afternoon.
Monday Night
Mostly cloudy, with a low around 28. North northeast wind around 9 mph becoming east after midnight.
Tuesday
Cloudy, with a high near 53. East southeast wind 9 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of rain before 9pm, then a slight chance of rain and snow between 9pm and 3am, then a slight chance of snow after 3am. Mostly cloudy, with a low around 34. East wind around 11 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 63. South southwest wind 10 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 31 mph.
Wednesday Night
Mostly cloudy, with a low around 25. West northwest wind 11 to 17 mph becoming north after midnight. Winds could gust as high as 24 mph.
Thursday
Mostly sunny, with a high near 44. North wind 10 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 20. North wind 6 to 13 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.71°N 104.19°W (Elev. 1998 ft)
9:25 pm MDT Mar 21, 2026
12am MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
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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