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

23°F

-5°C

Humidity 94%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Wind Chill18°F (-8°C)
Last update 19 Jan 12:06 AM PST
Extended Forecast for

4 Miles NE Mazama WA

Air Stagnation Advisory January 19, 12:31am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 12:31am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Overnight

    Low: 26 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 39. Calm wind.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. Calm wind becoming northwest around 5 mph after midnight.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. Northwest wind around 5 mph becoming calm  in the morning.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 26. Calm wind.
M.L.King Day
Sunny, with a high near 39. Calm wind.
Monday Night
Mostly clear, with a low around 29. Calm wind becoming northwest around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 38. Northwest wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 24. Calm wind.
Wednesday
Mostly sunny, with a high near 35.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 23.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 30.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 16.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 24.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 16.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Mazama WA
 48.65°N 120.36°W (Elev. 4567 ft)
9:02 pm PST Jan 18, 2026
12am PST Jan 19, 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