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

Helmville MT-200 MP 53.3 (MTHLM)

Lat: 46.96826°NLon: 112.97487°WElev: 4199.0ft.

NA

14°F

-10°C

Humidity 94%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Last update 19 Jan 02:15 AM MST
Extended Forecast for

10 Miles NNE Ovando MT

  • Overnight

    Overnight: Partly cloudy, with a low around 13. West northwest wind around 6 mph.

    Low: 13 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 24. West wind 6 to 9 mph.

    High: 24 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17. West wind around 9 mph.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow before 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 23. West southwest wind 6 to 8 mph.  Little or no snow accumulation expected.

    High: 23 °F

    Chance Snow
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 11. West wind around 7 mph becoming north northwest after midnight.

    Low: 11 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 19.

    High: 19 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of snow.  Mostly cloudy, with a low around 4.

    Low: 4 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 13. West northwest wind around 6 mph.
M.L.King Day
Mostly sunny, with a high near 24. West wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 17. West wind around 9 mph.
Tuesday
A 30 percent chance of snow before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 23. West southwest wind 6 to 8 mph. Little or no snow accumulation expected.
Tuesday Night
Mostly clear, with a low around 11. West wind around 7 mph becoming north northwest after midnight.
Wednesday
Partly sunny, with a high near 20.
Wednesday Night
Mostly cloudy, with a low around 11.
Thursday
Partly sunny, with a high near 19.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 4.
Friday
A slight chance of snow. Mostly sunny, with a high near 16.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 8.
Saturday
A chance of snow. Mostly sunny, with a high near 18.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 12.
Sunday
A chance of snow. Partly sunny, with a high near 23.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE Ovando MT
 47.17°N 113.09°W (Elev. 7034 ft)
2:07 am MST Jan 19, 2026
2am MST Jan 19, 2026-6pm MST Jan 25, 2026
 
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Additional Resources

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