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

27°F

-3°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Last update 19 Jan 05:55 PM PST
Extended Forecast for

10 Miles SSW Sisters OR

  • Tonight

    Tonight: Partly cloudy, with a temperature rising to around 38 by 11pm. Calm wind.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a steady temperature around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a temperature rising to around 38 by 11pm. Calm wind.
Tuesday
Mostly sunny, with a high near 49. Calm wind.
Tuesday Night
Partly cloudy, with a steady temperature around 34. Calm wind.
Wednesday
Mostly sunny, with a high near 45. Calm wind.
Wednesday Night
Partly cloudy, with a low around 31. Calm wind.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Sunny, with a high near 38.
Friday Night
Mostly clear, with a low around 26.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
A chance of snow. Partly sunny, with a high near 46.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 33.
Monday
A slight chance of snow. Partly sunny, with a high near 47.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSW Sisters OR
 44.17°N 121.63°W (Elev. 5200 ft)
3:42 pm PST Jan 19, 2026
7pm PST Jan 19, 2026-6pm PST Jan 26, 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