National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

SISTERS (K6K5)

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

NA

19°F

-7°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 18°F (-8°C)
Visibility NA
Last update 30 Dec 08:55 AM PST
Extended Forecast for

9 Miles W Redmond OR

Air Stagnation Advisory December 30, 09:28am until January 1, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory December 30, 09:28am until January 1, 12:00pm

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • Today

    High: 38 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

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

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 30 percent chance of rain. Mostly cloudy, with a high near 44. Light southeast wind.

    High: 44 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Friday

    Friday: A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 38. Calm wind.
Tonight
Partly cloudy, with a low around 25. Calm wind.
Wednesday
Partly sunny, with a high near 45. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 28. Calm wind.
New Year's Day
A 30 percent chance of rain. Mostly cloudy, with a high near 44. Light southeast wind.
Thursday Night
A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 33.
Friday
A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 50.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Saturday
A chance of rain and snow before 1pm, then a chance of rain. Partly sunny, with a high near 47. Chance of precipitation is 30%.
Saturday Night
A slight chance of rain, mixing with snow after 7pm, then gradually ending. Snow level 3900 feet. Mostly cloudy, with a low around 29.
Sunday
A slight chance of rain and snow. Snow level 3500 feet rising to 4100 feet in the afternoon. Partly sunny, with a high near 46.
Sunday Night
A slight chance of rain and snow. Snow level 4000 feet. Mostly cloudy, with a low around 29.
Monday
A slight chance of rain and snow. Snow level 3700 feet rising to 4400 feet in the afternoon. Partly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W Redmond OR
 44.29°N 121.36°W (Elev. 2999 ft)
Last Update:
9:17 am PST Dec 30, 2025
Forecast Valid:
9am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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Additional Resources

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Chance of Precipitation