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

SISTERS (K6K5)

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

NA

23°F

-5°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 20 Jan 01:55 AM PST
Extended Forecast for

6 Miles NW Suttle Lake OR

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 37. South wind around 8 mph.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a temperature rising to near 41 by 11am, then falling to around 30 during the remainder of the day. Northwest wind around 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    High: 41 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27. Southeast wind around 8 mph becoming southwest after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 37. East wind around 7 mph.

    High: 37 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. Southeast wind around 6 mph.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 37. South wind around 8 mph.
Tuesday
Mostly sunny, with a temperature rising to near 41 by 11am, then falling to around 30 during the remainder of the day. Northwest wind around 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 27. Southeast wind around 8 mph becoming southwest after midnight.
Wednesday
Partly sunny, with a high near 37. East wind around 7 mph.
Wednesday Night
Partly cloudy, with a low around 23. Southeast wind around 6 mph.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 33.
Friday Night
Mostly clear, with a low around 21.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 26.
Sunday
A chance of snow. Partly sunny, with a high near 39.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 30.
Monday
A chance of snow. Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Suttle Lake OR
 44.49°N 121.82°W (Elev. 5499 ft)
1:32 am PST Jan 20, 2026
2am PST Jan 20, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database