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 30.37 in (1028.45 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 19 Jan 08:55 AM PST
Extended Forecast for

7 Miles NNW Mount Bachelor OR

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 42. East wind around 7 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 32. Southeast wind around 10 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 45. Northwest wind 5 to 7 mph.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28. Southwest wind around 7 mph.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 40. Southwest wind 3 to 6 mph.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 10pm.  Partly cloudy, with a low around 22.

    Low: 22 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 20 percent chance of snow before 10am.  Mostly sunny, with a high near 33.

    High: 33 °F

    Slight Chance
    Snow then
    Mostly Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 42. East wind around 7 mph.
Tonight
Mostly clear, with a low around 32. Southeast wind around 10 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 45. Northwest wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 28. Southwest wind around 7 mph.
Wednesday
Partly sunny, with a high near 40. Southwest wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 38.
Thursday Night
A 20 percent chance of snow after 10pm. Partly cloudy, with a low around 22.
Friday
A 20 percent chance of snow before 10am. Mostly sunny, with a high near 33.
Friday Night
A slight chance of snow after 10pm. Partly cloudy, with a low around 22.
Saturday
A slight chance of snow. Mostly sunny, with a high near 36.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26.
Sunday
A chance of snow. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Mount Bachelor OR
 44.09°N 121.73°W (Elev. 6601 ft)
9:16 am PST Jan 19, 2026
9am 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