Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

ZORTMAN BLM (ALDM8)

Lat: 47.91189°NLon: 108.50389°WElev: 3980.0ft.

NA

14°F

-10°C

Humidity 72%
Wind Speed WNW 7 MPH
Barometer NA
Dewpoint 7°F (-14°C)
Visibility NA
Wind Chill4°F (-16°C)
Last update 19 Jan 12:32 AM MST
Extended Forecast for

Zortman MT

  • Overnight

    Overnight: Partly cloudy, with a low around 14. West northwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 14 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Increasing clouds, with a high near 33. Northwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 33 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Cloudy, with a low around 24. Northwest wind 6 to 11 mph becoming west southwest in the evening. Winds could gust as high as 18 mph.

    Low: 24 °F

    Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of snow before 11am.  Mostly cloudy, with a high near 31. Blustery, with a northwest wind 18 to 25 mph, with gusts as high as 38 mph.  New snow accumulation of less than one inch possible.

    High: 31 °F

    Blustery.
    Chance Snow
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15. Blustery, with a west northwest wind 21 to 29 mph, with gusts as high as 43 mph.

    Low: 15 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. Windy, with a west northwest wind 25 to 30 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 26 °F

    Mostly Sunny
    and Windy
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15. West northwest wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 25. North northwest wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 25 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 5. North northeast wind around 10 mph.

    Low: 5 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 14. West northwest wind 9 to 11 mph, with gusts as high as 18 mph.
M.L.King Day
Increasing clouds, with a high near 33. Northwest wind 8 to 13 mph, with gusts as high as 22 mph.
Monday Night
Cloudy, with a low around 24. Northwest wind 6 to 11 mph becoming west southwest in the evening. Winds could gust as high as 18 mph.
Tuesday
A 40 percent chance of snow before 11am. Mostly cloudy, with a high near 31. Blustery, with a northwest wind 18 to 25 mph, with gusts as high as 38 mph. New snow accumulation of less than one inch possible.
Tuesday Night
Mostly cloudy, with a low around 15. Blustery, with a west northwest wind 21 to 29 mph, with gusts as high as 43 mph.
Wednesday
Mostly sunny, with a high near 26. Windy, with a west northwest wind 25 to 30 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 44 mph.
Wednesday Night
Partly cloudy, with a low around 15. West northwest wind 8 to 13 mph, with gusts as high as 22 mph.
Thursday
Partly sunny, with a high near 25. North northwest wind 8 to 10 mph, with gusts as high as 18 mph.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 5. North northeast wind around 10 mph.
Friday
A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 15. North wind around 10 mph.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around -2. North wind around 9 mph.
Saturday
A chance of snow. Partly sunny, with a high near 12.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 1.
Sunday
A slight chance of snow. Partly sunny, with a high near 18.
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ABOUT THIS FORECAST

 
Point Forecast:
Zortman MT
 47.91°N 108.53°W (Elev. 4134 ft)
7:24 pm MST Jan 18, 2026
1am MST Jan 19, 2026-6pm MST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database