Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

HARLEM (HRLM)

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

NA

2°F

-17°C

Humidity 79%
Wind Speed ESE 3 MPH
Barometer NA
Dewpoint -3°F (-19°C)
Visibility NA
Last update 21 Feb 09:00 PM MST
Extended Forecast for

Chinook MT

  • Tonight

    Tonight: Patchy fog.  Otherwise, mostly clear, with a low around -9. Wind chill values as low as -25. East wind 6 to 10 mph.

    Low: -9 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 20. Wind chill values as low as -25. East southeast wind 11 to 18 mph, with gusts as high as 28 mph.

    High: 20 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 9. Wind chill values as low as zero. East southeast wind 9 to 14 mph becoming light southeast  after midnight. Winds could gust as high as 22 mph.

    Low: 9 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 53. Breezy, with a light south southwest wind becoming west southwest 17 to 22 mph in the morning. Winds could gust as high as 31 mph.

    High: 53 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A slight chance of rain after 11pm, mixing with snow after 2am.  Mostly cloudy, with a low around 27. West wind 11 to 20 mph, with gusts as high as 26 mph.  Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 5pm, then a chance of rain.  Mostly cloudy, with a high near 45. West northwest wind 9 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain before 8pm, then a chance of rain and snow between 8pm and 11pm, then a chance of snow after 11pm.  Mostly cloudy, with a low around 23. North northwest wind 13 to 17 mph becoming south southwest in the evening. Winds could gust as high as 22 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 23 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. Windy, with a west wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 48 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly clear, with a low around -9. Wind chill values as low as -25. East wind 6 to 10 mph.
Sunday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 20. Wind chill values as low as -25. East southeast wind 11 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 9. Wind chill values as low as zero. East southeast wind 9 to 14 mph becoming light southeast after midnight. Winds could gust as high as 22 mph.
Monday
Mostly sunny, with a high near 53. Breezy, with a light south southwest wind becoming west southwest 17 to 22 mph in the morning. Winds could gust as high as 31 mph.
Monday Night
A slight chance of rain after 11pm, mixing with snow after 2am. Mostly cloudy, with a low around 27. West wind 11 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tuesday
A chance of rain and snow before 5pm, then a chance of rain. Mostly cloudy, with a high near 45. West northwest wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain before 8pm, then a chance of rain and snow between 8pm and 11pm, then a chance of snow after 11pm. Mostly cloudy, with a low around 23. North northwest wind 13 to 17 mph becoming south southwest in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday
Mostly sunny, with a high near 48. Windy, with a west wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 39 mph.
Wednesday Night
Partly cloudy, with a low around 28. Breezy.
Thursday
Mostly sunny, with a high near 52. Windy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 26. Windy.
Friday
A slight chance of snow. Partly sunny, with a high near 42. Windy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 9. Blustery.
Saturday
Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.6°N 109.23°W (Elev. 2408 ft)
2:57 pm MST Feb 21, 2026
9pm MST Feb 21, 2026-6pm MST Feb 28, 2026
 
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Additional Resources

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