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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

HARLEM (HRLM)

Lat: 48.54333°NLon: 108.83472°WElev: 2358.0ft.

NA

18°F

-8°C

Humidity 93%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Wind Chill12°F (-11°C)
Last update 03 Jan 05:00 AM MST
Extended Forecast for

Chinook MT

  • Today

    Today: Patchy fog before 10am. Otherwise, partly sunny, with a high near 28. East wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 28 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A slight chance of freezing rain between 1am and 2am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 17. East southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 17 °F

    Patchy Fog
    then Slight
    Chance
    Freezing Rain
    and Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 44. Light and variable wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 44 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. West southwest wind around 10 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. West southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24. West wind around 11 mph, with gusts as high as 18 mph.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41. West southwest wind 11 to 21 mph, with gusts as high as 31 mph.

    High: 41 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. West southwest wind 13 to 16 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, partly sunny, with a high near 28. East wind 7 to 13 mph, with gusts as high as 20 mph.
Tonight
A slight chance of freezing rain between 1am and 2am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 17. East southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 44. Light and variable wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 25. West southwest wind around 10 mph.
Monday
Mostly sunny, with a high near 41. West southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 24. West wind around 11 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 41. West southwest wind 11 to 21 mph, with gusts as high as 31 mph.
Tuesday Night
Mostly cloudy, with a low around 26. West southwest wind 13 to 16 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.59°N 109.26°W (Elev. 2408 ft)
Last Update:
4:37 am MST Jan 3, 2026
Forecast Valid:
5am MST Jan 3, 2026-6pm MST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation