Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

79°F

26°C

Humidity 34%
Wind Speed E 8 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 22 Aug 07:50 PM MDT
Extended Forecast for

7 Miles NNE Sidney MT

  • Tonight

    Tonight: Partly cloudy during the early evening, then becoming cloudy, with a low around 63. East southeast wind 13 to 15 mph, with gusts as high as 26 mph.

    Low: 63 °F

    Becoming
    Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before noon.  Cloudy, then gradually becoming mostly sunny, with a high near 89. Southeast wind 11 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am.  Mostly cloudy, with a low around 61. East southeast wind 5 to 11 mph becoming southwest after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 85. West wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 85 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. West northwest wind 8 to 18 mph, with gusts as high as 30 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. West wind 10 to 17 mph, with gusts as high as 29 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. North northwest wind 10 to 15 mph becoming light  after midnight. Winds could gust as high as 20 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Calm wind becoming north around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. North northeast wind around 7 mph becoming southeast after midnight.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy during the early evening, then becoming cloudy, with a low around 63. East southeast wind 13 to 15 mph, with gusts as high as 26 mph.
Sunday
Showers and thunderstorms likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 89. Southeast wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am. Mostly cloudy, with a low around 61. East southeast wind 5 to 11 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 85. West wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Monday Night
Mostly clear, with a low around 57. West northwest wind 8 to 18 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 82. West wind 10 to 17 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 53. North northwest wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 83. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 55. North northeast wind around 7 mph becoming southeast after midnight.
Thursday
Mostly sunny, with a high near 89. Southeast wind 6 to 14 mph, with gusts as high as 21 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59. East southeast wind 9 to 14 mph, with gusts as high as 20 mph.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Saturday
A slight chance of showers. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Sidney MT
 47.8°N 104.1°W (Elev. 1998 ft)
3:51 pm MDT Aug 22, 2026
8pm MDT Aug 22, 2026-6pm MDT Aug 29, 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