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

EUREKA (EURM8)

Lat: 48.89781°NLon: 115.05836°WElev: 2632.0ft.

NA

26°F

-3°C

Humidity 84%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 20 Jan 02:15 AM MST
Extended Forecast for

12 Miles ENE Eureka MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 14. West northwest wind around 8 mph.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 25. North wind 5 to 7 mph becoming light and variable.

    High: 25 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 10. Wind chill values as low as zero. Southwest wind around 8 mph becoming north after midnight.

    Low: 10 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 22. Wind chill values as low as zero. North northeast wind 6 to 8 mph becoming west southwest in the morning.

    High: 22 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 7. West southwest wind 6 to 8 mph.

    Low: 7 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 19.

    High: 19 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 16.

    High: 16 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 14. West northwest wind around 8 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 25. North wind 5 to 7 mph becoming light and variable.
Tuesday Night
Partly cloudy, with a low around 10. Wind chill values as low as zero. Southwest wind around 8 mph becoming north after midnight.
Wednesday
Partly sunny, with a high near 22. Wind chill values as low as zero. North northeast wind 6 to 8 mph becoming west southwest in the morning.
Wednesday Night
Partly cloudy, with a low around 7. West southwest wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 19.
Thursday Night
Partly cloudy, with a low around 4.
Friday
Sunny, with a high near 16.
Friday Night
Mostly clear, with a low around 4.
Saturday
A slight chance of snow after 11am. Mostly sunny, with a high near 18.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 6.
Sunday
A slight chance of snow. Partly sunny, with a high near 21.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 13.
Monday
A chance of snow. Mostly cloudy, with a high near 23.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ENE Eureka MT
 48.95°N 114.82°W (Elev. 6637 ft)
2:06 am MST Jan 20, 2026
2am MST Jan 20, 2026-6pm MST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database