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

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901.0ft.

NA

11°F

-12°C

Humidity 98%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility NA
Last update 22 Jan 04:15 AM MST
Extended Forecast for

5 Miles SSE Greenough MT

  • Today

    Today: Mostly cloudy, with a high near 26. East wind 6 to 10 mph.

    High: 26 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 8. Wind chill values as low as -5. East wind 11 to 13 mph, with gusts as high as 22 mph.

    Low: 8 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 16. Wind chill values as low as -5. East wind 3 to 8 mph.

    High: 16 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7. Light west northwest wind.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 20. West northwest wind 3 to 5 mph.

    High: 20 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 26. East wind 6 to 10 mph.
Tonight
Mostly cloudy, with a low around 8. Wind chill values as low as -5. East wind 11 to 13 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 16. Wind chill values as low as -5. East wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 7. Light west northwest wind.
Saturday
Mostly sunny, with a high near 20. West northwest wind 3 to 5 mph.
Saturday Night
Partly cloudy, with a low around 11.
Sunday
Sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 15.
Monday
Mostly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
A slight chance of snow. Partly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
A slight chance of snow. Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Greenough MT
 46.84°N 113.4°W (Elev. 5863 ft)
Last Update:
2:07 am MST Jan 22, 2026
Forecast Valid:
4am MST Jan 22, 2026-6pm MST Jan 28, 2026
 
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