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

SISTERS (K6K5)

Lat: 44.30445°NLon: 121.53909°WElev: 3168.0ft.

NA

25°F

-4°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 19 Jan 11:55 AM PST
Extended Forecast for

2 Miles NNE Mount Bachelor OR

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 45. Calm wind.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 34. South wind around 6 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 47. Light west wind.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 10 percent chance of snow after 4am.  Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow before 10am.  Mostly sunny, with a high near 36.

    High: 36 °F

    Slight Chance
    Snow then
    Mostly Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 45. Calm wind.
Tonight
Mostly clear, with a steady temperature around 34. South wind around 6 mph.
Tuesday
Sunny, with a high near 47. Light west wind.
Tuesday Night
Partly cloudy, with a low around 29. Calm wind.
Wednesday
Partly sunny, with a high near 43. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 41.
Thursday Night
A 10 percent chance of snow after 4am. Partly cloudy, with a low around 24.
Friday
A 20 percent chance of snow before 10am. Mostly sunny, with a high near 36.
Friday Night
A slight chance of snow after 10pm. Partly cloudy, with a low around 23.
Saturday
A slight chance of snow. Mostly sunny, with a high near 39.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26.
Sunday
A chance of snow. Mostly cloudy, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Mount Bachelor OR
 44.01°N 121.68°W (Elev. 6207 ft)
12:06 pm PST Jan 19, 2026
12pm PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database