Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

Sidney-Richland (KSDY)

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

Overcast

1°F

-17°C

Humidity 84%
Wind Speed SSE 5 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 07 Dec 01:35 AM MST
Extended Forecast for

Lambert MT

  • Overnight

    Overnight: A 50 percent chance of snow after 2am.  Cloudy, with a low around -5. Wind chill values between -10 and -15. Southeast wind 6 to 8 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: -5 °F

    Chance Snow

  • Sunday

    Sunday: A 50 percent chance of snow, mainly before 9am.  Cloudy, then gradually becoming mostly sunny, with a high near 21. Wind chill values between -5 and 5. Southeast wind 5 to 7 mph becoming west northwest in the morning.  New snow accumulation of less than one inch possible.

    High: 21 °F

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a temperature falling to near 8 by 9pm, then rising to around 29 during the remainder of the night. Light south southwest wind becoming southwest 5 to 9 mph after midnight.

    Low: 8 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 38. West wind 14 to 20 mph, with gusts as high as 30 mph.

    High: 38 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain between 11pm and 5am, then snow likely.  Mostly cloudy, with a low around 28. Southwest wind 10 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Snow likely before 8am, then rain likely, possibly mixed with snow between 8am and 11am, then a chance of snow after 11am.  Mostly cloudy, with a high near 41. Windy, with a west northwest wind 21 to 26 mph increasing to 28 to 33 mph in the morning. Winds could gust as high as 48 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Windy.
    Rain/Snow
    Likely then
    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 4. Blustery, with a northwest wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 32 mph.

    Low: 4 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly after 11am.  Mostly cloudy, with a high near 26. East wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 26 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around -1. North northwest wind around 10 mph.

    Low: -1 °F

    Chance Snow

Detailed Forecast

Overnight
A 50 percent chance of snow after 2am. Cloudy, with a low around -5. Wind chill values between -10 and -15. Southeast wind 6 to 8 mph. Total nighttime snow accumulation of less than a half inch possible.
Sunday
A 50 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 21. Wind chill values between -5 and 5. Southeast wind 5 to 7 mph becoming west northwest in the morning. New snow accumulation of less than one inch possible.
Sunday Night
Mostly cloudy, with a temperature falling to near 8 by 9pm, then rising to around 29 during the remainder of the night. Light south southwest wind becoming southwest 5 to 9 mph after midnight.
Monday
Partly sunny, with a high near 38. West wind 14 to 20 mph, with gusts as high as 30 mph.
Monday Night
A chance of rain between 11pm and 5am, then snow likely. Mostly cloudy, with a low around 28. Southwest wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
Snow likely before 8am, then rain likely, possibly mixed with snow between 8am and 11am, then a chance of snow after 11am. Mostly cloudy, with a high near 41. Windy, with a west northwest wind 21 to 26 mph increasing to 28 to 33 mph in the morning. Winds could gust as high as 48 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
Mostly cloudy, with a low around 4. Blustery, with a northwest wind 17 to 22 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 32 mph.
Wednesday
A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 26. East wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around -1. North northwest wind around 10 mph.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 8. Northwest wind 10 to 13 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -14. Northwest wind 6 to 10 mph.
Friday
A slight chance of snow. Partly sunny and cold, with a high near -1.
Friday Night
A chance of snow. Mostly cloudy, with a low around -13.
Saturday
A slight chance of snow. Mostly cloudy, with a high near 17.
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ABOUT THIS FORECAST

 
Point Forecast:
Lambert MT
 47.69°N 104.62°W (Elev. 2451 ft)
2:04 pm MST Dec 6, 2025
1am MST Dec 7, 2025-6pm MST Dec 13, 2025
 
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Additional Resources

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