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

BEACH (K20U)

Lat: 46.93°NLon: 103.98°WElev: 2756ft.

-2°F

-19°C

Humidity 84%
Wind Speed N 13 mph
Barometer 30.38 in
Dewpoint -6°F (-21°C)
Visibility NA
Wind Chill-21°F (-29°C)
Last update 18 Jan 7:15 pm MST
Extended Forecast for

3 Miles NE Sentinel Butte ND

  • Tonight

    Tonight: Partly cloudy, with a low around -2. Wind chill values as low as -20. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: -2 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 17. Wind chill values as low as -15. Blustery, with a northwest wind 13 to 20 mph, with gusts as high as 29 mph.

    High: 17 °F

    Partly Sunny
    and Blustery

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 9 by 10pm, then rising to around 16 during the remainder of the night. Northwest wind 5 to 8 mph becoming light and variable.

    Low: 9 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly before 11am.  Cloudy, with a high near 24. Southwest wind 7 to 17 mph becoming northwest in the morning. Winds could gust as high as 24 mph.  Chance of precipitation is 60%.

    High: 24 °F

    Snow Likely
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow after 11pm.  Mostly cloudy, with a low around 12. Blustery, with a northwest wind 18 to 22 mph, with gusts as high as 31 mph.

    Low: 12 °F

    Chance Snow
    and Blustery

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 21. Blustery, with a northwest wind 16 to 23 mph, with gusts as high as 31 mph.

    High: 21 °F

    Mostly Cloudy
    and Blustery

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 4. West wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 15. Northwest wind 8 to 10 mph.

    High: 15 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -6. North wind around 8 mph.

    Low: -6 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around -2. Wind chill values as low as -20. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.
M.L.King Day
Partly sunny, with a high near 17. Wind chill values as low as -15. Blustery, with a northwest wind 13 to 20 mph, with gusts as high as 29 mph.
Monday Night
Mostly cloudy, with a temperature falling to near 9 by 10pm, then rising to around 16 during the remainder of the night. Northwest wind 5 to 8 mph becoming light and variable.
Tuesday
Snow likely, mainly before 11am. Cloudy, with a high near 24. Southwest wind 7 to 17 mph becoming northwest in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 12. Blustery, with a northwest wind 18 to 22 mph, with gusts as high as 31 mph.
Wednesday
Mostly cloudy, with a high near 21. Blustery, with a northwest wind 16 to 23 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly cloudy, with a low around 4. West wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, with a high near 15. Northwest wind 8 to 10 mph.
Thursday Night
Mostly cloudy, with a low around -6. North wind around 8 mph.
Friday
Partly sunny and cold, with a high near 5. Northeast wind 7 to 9 mph.
Friday Night
Mostly cloudy, with a low around -12. East wind around 9 mph.
Saturday
Partly sunny and cold, with a high near 3. East wind around 10 mph.
Saturday Night
Mostly cloudy, with a low around -8. Southeast wind around 8 mph becoming west after midnight.
Sunday
Partly sunny and cold, with a high near 10.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Sentinel Butte ND
 46.95°N 103.8°W
5:36 pm MST Jan 18, 2026
7pm MST Jan 18, 2026-6pm MST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database