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

25°F

-4°C

Humidity 91%
Wind Speed NW 4 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill20°F (-7°C)
Last update 18 Jan 05:06 PM PST
Extended Forecast for

11 Miles NNE Mazama WA

Air Stagnation Advisory January 18, 05:57pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 05:57pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 25 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 37. West wind 3 to 6 mph.

    High: 37 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. West wind 9 to 13 mph.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33. West wind 5 to 11 mph.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. Northwest wind around 7 mph.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 25. North wind 7 to 9 mph.
M.L.King Day
Sunny, with a high near 37. West wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 27. West wind 9 to 13 mph.
Tuesday
Mostly sunny, with a high near 33. West wind 5 to 11 mph.
Tuesday Night
Mostly clear, with a low around 20. Northwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 28.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 18.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 23.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 11.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 17.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 11.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 19.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Mazama WA
 48.76°N 120.33°W (Elev. 6581 ft)
3:07 pm PST Jan 18, 2026
5pm PST Jan 18, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database