Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Partly Cloudy

63°F

17°C

Humidity 93%
Wind Speed S 11 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 15 Jun 07:56 AM MDT
Extended Forecast for

8 Miles SSW Sidney MT

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. East northeast wind 5 to 11 mph becoming southeast in the morning.  Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall.  Low around 57. East wind 6 to 11 mph becoming northwest after midnight.  Chance of precipitation is 90%.

    Low: 57 °F

    Severe
    Thunderstorms
    then Heavy
    Rain

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 81. Northwest wind 8 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 30%.

    High: 81 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 53. North wind 5 to 10 mph becoming light and variable  after midnight.  Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after noon.  Partly sunny, with a high near 79. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 79 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Partly cloudy, with a low around 54. North wind around 6 mph becoming light and variable  in the evening.

    Low: 54 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 80. Southwest wind 5 to 9 mph.

    High: 80 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. West southwest wind 5 to 9 mph becoming south after midnight.

    Low: 54 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 86. South wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 86 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. East northeast wind 5 to 11 mph becoming southeast in the morning. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms before 3am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 57. East wind 6 to 11 mph becoming northwest after midnight. Chance of precipitation is 90%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Northwest wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 53. North wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 79. Calm wind becoming north northeast around 6 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 54. North wind around 6 mph becoming light and variable in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80. Southwest wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 54. West southwest wind 5 to 9 mph becoming south after midnight.
Juneteenth
Sunny, with a high near 86. South wind 5 to 11 mph, with gusts as high as 20 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 58. South southwest wind 6 to 10 mph becoming northeast after midnight.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. East wind 6 to 13 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Saturday
A chance of showers. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Sidney MT
 47.61°N 104.24°W (Elev. 1972 ft)
2:45 am MDT Jun 15, 2025
8am MDT Jun 15, 2025-6pm MDT Jun 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database