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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Overcast

24°F

-4°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 09 Jan 06:56 PM MST
Extended Forecast for

Lambert MT

  • Tonight

    Tonight: A 50 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 18. West wind 3 to 7 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 18 °F

    Slight Chance
    Snow then
    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow, mainly before noon. Patchy freezing fog before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 33. West wind 5 to 9 mph. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow
    and Patchy
    Freezing Fog

  • Saturday Night

    Saturday Night: Mostly cloudy, with a steady temperature around 29. West southwest wind 6 to 10 mph.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. West wind 11 to 16 mph, with gusts as high as 24 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. West wind around 11 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51. Breezy, with a west wind 13 to 22 mph, with gusts as high as 33 mph.

    High: 51 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. West wind around 21 mph, with gusts as high as 32 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 45. West northwest wind 18 to 20 mph, with gusts as high as 30 mph.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 18. West wind 3 to 7 mph. Total nighttime snow accumulation of less than a half inch possible.
Saturday
A 40 percent chance of snow, mainly before noon. Patchy freezing fog before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 33. West wind 5 to 9 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a steady temperature around 29. West southwest wind 6 to 10 mph.
Sunday
Mostly sunny, with a high near 44. West wind 11 to 16 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 29. West wind around 11 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 51. Breezy, with a west wind 13 to 22 mph, with gusts as high as 33 mph.
Monday Night
Partly cloudy, with a low around 36. West wind around 21 mph, with gusts as high as 32 mph.
Tuesday
Partly sunny, with a high near 45. West northwest wind 18 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 30. Northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a high near 44. West wind 6 to 10 mph.
Wednesday Night
A 10 percent chance of rain. Partly cloudy, with a low around 29. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Thursday
A slight chance of rain and snow. Mostly sunny, with a high near 39. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 17. Blustery.
Friday
A slight chance of snow. Partly sunny, with a high near 25. Blustery.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lambert MT
 47.67°N 104.62°W (Elev. 2395 ft)
Last Update:
1:34 pm MST Jan 9, 2026
Forecast Valid:
7pm MST Jan 9, 2026-6pm MST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation