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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Sidney-Richland (KSDY)

Lat: 47.7°NLon: 104.2°WElev: 1985ft.

Fair

54°F

12°C

Humidity 49%
Wind Speed NE 5 mph
Barometer 29.49 in (998.4 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 10 Oct 5:56 am MDT
Extended Forecast for

12 Miles E Sidney MT

  • Today

    Today: Mostly cloudy, with a high near 70. North wind 5 to 15 mph, with gusts as high as 24 mph.

    High: 70 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between midnight and 4am. Cloudy, with a low around 38. North wind 14 to 17 mph, with gusts as high as 26 mph.

    Low: 38 °F

    Cloudy then
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 10am. Steady temperature around 43. North wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Showers

  • Sunday Night

    Sunday Night: Showers. Low around 34. Northeast wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 34 °F

    Showers

  • Columbus Day

    Columbus Day: Showers. High near 43. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    High: 43 °F

    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 32. North wind 5 to 7 mph becoming light and variable.

    Low: 32 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 54. Southwest wind 5 to 8 mph.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. Southeast wind 3 to 5 mph.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 1pm. Partly sunny, with a high near 59. Southeast wind 5 to 8 mph.

    High: 59 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 70. North wind 5 to 15 mph, with gusts as high as 24 mph.
Tonight
A 30 percent chance of showers, mainly between midnight and 4am. Cloudy, with a low around 38. North wind 14 to 17 mph, with gusts as high as 26 mph.
Sunday
Showers, mainly after 10am. Steady temperature around 43. North wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers. Low around 34. Northeast wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Columbus Day
Showers. High near 43. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Monday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 32. North wind 5 to 7 mph becoming light and variable.
Tuesday
Partly sunny, with a high near 54. Southwest wind 5 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 36. Southeast wind 3 to 5 mph.
Wednesday
A slight chance of showers after 1pm. Partly sunny, with a high near 59. Southeast wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 38. Southeast wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Thursday
A chance of showers. Mostly sunny, with a high near 58. Northwest wind 11 to 18 mph, with gusts as high as 32 mph.
Thursday Night
Partly cloudy, with a low around 34. Northwest wind 8 to 15 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 57. Northwest wind around 9 mph, with gusts as high as 18 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles E Sidney MT
 47.68°N 103.9°W
Last Update:
7:36 am CDT Oct 10, 2026
Forecast Valid:
7am CDT Oct 10, 2026-6pm CDT Oct 16, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation