Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Clear

66°F

19°C

Humidity 52%
Wind Speed WSW 4 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 29 Aug 09:30 PM MDT
Extended Forecast for

Sidney MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 81. Calm wind becoming east southeast 5 to 7 mph in the afternoon.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 57. South wind 5 to 7 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 2pm.  Mostly sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the morning.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly clear, with a low around 57. South southeast wind 3 to 6 mph.  Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 86. Light and variable wind becoming north northwest 5 to 9 mph in the morning.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. North wind 5 to 9 mph becoming light  after midnight.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers.  Partly sunny, with a high near 76. North wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 76 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. North northeast wind 5 to 13 mph, with gusts as high as 21 mph.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 81. Calm wind becoming east southeast 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 57. South wind 5 to 7 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the morning.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly clear, with a low around 57. South southeast wind 3 to 6 mph. Chance of precipitation is 20%.
Labor Day
Sunny, with a high near 86. Light and variable wind becoming north northwest 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 55. North wind 5 to 9 mph becoming light after midnight.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 76. North wind 5 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 45. North northeast wind 5 to 13 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 69. North northeast wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 44. North wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.72°N 104.16°W (Elev. 1962 ft)
3:28 pm MDT Aug 29, 2025
9pm MDT Aug 29, 2025-6pm MDT Sep 5, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database