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

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Current conditions at

HARLEM (HRLM)

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

NA

36°F

2°C

Humidity 97%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 18 Nov 03:00 AM MST
Extended Forecast for

Chinook MT

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 35. West wind around 8 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 48. West wind around 6 mph becoming calm in the afternoon.

    High: 48 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. Light and variable wind becoming west 5 to 10 mph in the evening.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 43. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 43 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 22. West northwest wind around 6 mph becoming calm in the evening.

    Low: 22 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 45. Light southeast wind.

    High: 45 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. East southeast wind around 6 mph becoming southwest after midnight.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 52. West wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 35. West wind around 8 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 48. West wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 16. Light and variable wind becoming west 5 to 10 mph in the evening.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 43. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 22. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 45. Light southeast wind.
Thursday Night
Partly cloudy, with a low around 28. East southeast wind around 6 mph becoming southwest after midnight.
Friday
Mostly sunny, with a high near 52. West wind 8 to 15 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
A slight chance of rain. Mostly sunny, with a high near 50.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 21.
Monday
A slight chance of rain and snow. Mostly cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook MT
 48.6°N 109.23°W (Elev. 2408 ft)
Last Update:
3:01 am MST Nov 18, 2025
Forecast Valid:
3am MST Nov 18, 2025-6pm MST Nov 24, 2025
 
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