National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

77°F

25°C

Humidity 20%
Wind Speed WNW 25 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 19 Mar 03:20 PM MDT
Extended Forecast for

8 Miles SSW Sidney MT

  • Tonight

    Tonight: Mostly clear, with a low around 43. West southwest wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of rain, mainly before 3pm. Mostly sunny, with a high near 73. West wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. Southwest wind around 9 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 69. Southwest wind 8 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 69 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 28. North wind 8 to 15 mph, with gusts as high as 23 mph.

    Low: 28 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48. West northwest wind 6 to 9 mph.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. North northwest wind 6 to 8 mph becoming southeast after midnight.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 57. South wind 7 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 57 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. North northwest wind 6 to 9 mph becoming east northeast after midnight.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 43. West southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Friday
A 30 percent chance of rain, mainly before 3pm. Mostly sunny, with a high near 73. West wind 8 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 45. Southwest wind around 9 mph.
Saturday
Partly sunny, with a high near 69. Southwest wind 8 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 28. North wind 8 to 15 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 48. West northwest wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 29. North northwest wind 6 to 8 mph becoming southeast after midnight.
Monday
Partly sunny, with a high near 57. South wind 7 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 29. North northwest wind 6 to 9 mph becoming east northeast after midnight.
Tuesday
Mostly cloudy, with a high near 52. East wind 7 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 36. East wind around 10 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of rain and snow. Mostly cloudy, with a high near 65.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 44.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Sidney MT
 47.61°N 104.24°W (Elev. 1972 ft)
Last Update:
12:21 pm MDT Mar 19, 2026
Forecast Valid:
3pm MDT Mar 19, 2026-6pm MDT Mar 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation