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 >

Hazardous Weather Conditions

Current conditions at

ROLLA (K06D)

Lat: 48.88°NLon: 99.62°WElev: 1824ft.

Overcast

-4°F

-20°C

Humidity 71%
Wind Speed SW 7 mph
Barometer 29.97 in
Dewpoint -11°F (-24°C)
Visibility 10.00 mi
Wind Chill-18°F (-28°C)
Last update 20 Jan 8:15 am CST
Extended Forecast for

Saint John ND

  • Today

    Today: Mostly cloudy and cold, with a high near 8. West wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 8 °F

    Cold

  • Tonight

    Tonight: Snow likely, mainly after 2am.  Mostly cloudy, with a temperature rising to around 12 by 5am. West wind 11 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 4 °F

    Mostly Cloudy
    then Snow
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon.  Patchy blowing snow after 7am. Partly sunny, with a temperature falling to around 2 by 5pm. Wind chill values as low as -20. Windy, with a northwest wind 18 to 23 mph increasing to 24 to 29 mph in the morning. Winds could gust as high as 40 mph.

    High: 14 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Patchy blowing snow before 7pm. Mostly cloudy, with a low around -17. Wind chill values as low as -35. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 28 mph.

    Low: -17 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Cloudy

  • Thursday

    Thursday: Partly sunny and cold, with a high near -12. Northwest wind 15 to 18 mph, with gusts as high as 26 mph.

    High: -12 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -32. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: -32 °F

    Mostly Clear

  • Friday

    Friday: Sunny and cold, with a high near -16. West wind 6 to 10 mph.

    High: -16 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -28. Southwest wind 6 to 8 mph.

    Low: -28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near -8. Southwest wind 7 to 9 mph.

    High: -8 °F

    Cold

Detailed Forecast

Today
Mostly cloudy and cold, with a high near 8. West wind 5 to 11 mph, with gusts as high as 20 mph.
Tonight
Snow likely, mainly after 2am. Mostly cloudy, with a temperature rising to around 12 by 5am. West wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
A 20 percent chance of snow after noon. Patchy blowing snow after 7am. Partly sunny, with a temperature falling to around 2 by 5pm. Wind chill values as low as -20. Windy, with a northwest wind 18 to 23 mph increasing to 24 to 29 mph in the morning. Winds could gust as high as 40 mph.
Wednesday Night
Patchy blowing snow before 7pm. Mostly cloudy, with a low around -17. Wind chill values as low as -35. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 28 mph.
Thursday
Partly sunny and cold, with a high near -12. Northwest wind 15 to 18 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around -32. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Friday
Sunny and cold, with a high near -16. West wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around -28. Southwest wind 6 to 8 mph.
Saturday
Mostly sunny and cold, with a high near -8. Southwest wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around -17. South wind 7 to 10 mph becoming west after midnight.
Sunday
Mostly sunny and cold, with a high near 0. West wind 10 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around -10. West wind around 10 mph.
Monday
Mostly sunny and cold, with a high near 9. West wind around 10 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint John ND
 48.95°N 99.7°W
6:36 am CST Jan 20, 2026
8am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

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