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

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

NA

24°F

-4°C

Humidity 91%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Wind Chill19°F (-7°C)
Last update 18 Jan 10:06 PM PST
Extended Forecast for

25 Miles N Mazama WA

Air Stagnation Advisory January 18, 10:34pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 10:34pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 24 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 36. West wind 6 to 9 mph.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24. West wind 10 to 13 mph.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. West wind 7 to 13 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17. West wind around 9 mph.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow after 4pm.  Partly sunny, with a high near 25.

    High: 25 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 24. North wind around 9 mph becoming east after midnight.
M.L.King Day
Sunny, with a high near 36. West wind 6 to 9 mph.
Monday Night
Partly cloudy, with a low around 24. West wind 10 to 13 mph.
Tuesday
Mostly sunny, with a high near 30. West wind 7 to 13 mph.
Tuesday Night
Mostly clear, with a low around 17. West wind around 9 mph.
Wednesday
Mostly sunny, with a high near 29.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
A 30 percent chance of snow after 4pm. Partly sunny, with a high near 25.
Thursday Night
A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 16.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 19.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 6.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 15.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 9.
Sunday
Snow likely. Mostly cloudy, with a high near 18. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles N Mazama WA
 48.98°N 120.4°W (Elev. 7438 ft)
9:02 pm PST Jan 18, 2026
10pm PST Jan 18, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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