Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Current conditions at

NCSB (NCSW1)

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

NA

42°F

6°C

Humidity 75%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 09 Nov 05:06 PM PST
Extended Forecast for

20 Miles N Mazama WA

  • Tonight

    Tonight: Rain likely, possibly mixed with snow, mainly after 10pm.  Increasing clouds, with a low around 31. Breezy, with a southwest wind 14 to 18 mph.  Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 31 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Monday

    Monday: Rain and snow likely before 8am, then a chance of snow.  Mostly cloudy, with a temperature falling to around 28 by 5pm. West wind 9 to 13 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly before 10pm.  Mostly cloudy, with a low around 23. West wind 10 to 13 mph.  New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    then Slight
    Chance Snow

  • Veterans Day

    Veterans Day: Mostly cloudy, with a high near 28. West wind 5 to 9 mph becoming light  in the afternoon.

    High: 28 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after 10pm.  Mostly cloudy, with a low around 23. South wind 7 to 13 mph.

    Low: 23 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 4pm.  Mostly cloudy, with a high near 28. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow.  Low around 26. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow

  • Thursday

    Thursday: Snow.  High near 28. Chance of precipitation is 90%.

    High: 28 °F

    Snow

  • Thursday Night

    Thursday Night: Snow.  Low around 18. Chance of precipitation is 80%.

    Low: 18 °F

    Snow

Detailed Forecast

Tonight
Rain likely, possibly mixed with snow, mainly after 10pm. Increasing clouds, with a low around 31. Breezy, with a southwest wind 14 to 18 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Rain and snow likely before 8am, then a chance of snow. Mostly cloudy, with a temperature falling to around 28 by 5pm. West wind 9 to 13 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A 50 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 23. West wind 10 to 13 mph. New snow accumulation of less than a half inch possible.
Veterans Day
Mostly cloudy, with a high near 28. West wind 5 to 9 mph becoming light in the afternoon.
Tuesday Night
A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 23. South wind 7 to 13 mph.
Wednesday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 28. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 26. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
Snow. High near 28. Chance of precipitation is 90%.
Thursday Night
Snow. Low around 18. Chance of precipitation is 80%.
Friday
Snow likely. Mostly cloudy, with a high near 22. Chance of precipitation is 60%.
Friday Night
Snow likely. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Saturday
Snow likely. Mostly cloudy, with a high near 24. Chance of precipitation is 70%.
Saturday Night
Snow. Low around 22. Chance of precipitation is 80%.
Sunday
Snow. High near 24. Chance of precipitation is 80%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles N Mazama WA
 48.9°N 120.37°W (Elev. 7178 ft)
3:27 pm PST Nov 9, 2025
5pm PST Nov 9, 2025-6pm PST Nov 16, 2025
 
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Additional Resources

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