Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

37°F

3°C

Humidity 60%
Wind Speed WSW 17 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 27 Dec 01:55 PM PST
Extended Forecast for

4 Miles NE Sisters OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 36. West wind around 8 mph.

    High: 36 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of snow after 10pm.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Slight Chance
    Snow and
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 37. Calm wind.

    High: 37 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. Calm wind.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 36. West wind around 8 mph.
Tonight
A 20 percent chance of snow after 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 18. Calm wind.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 37. Calm wind.
Sunday Night
Partly cloudy, with a low around 21. Calm wind.
Monday
Mostly sunny, with a high near 41. Calm wind.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 47.
Wednesday Night
Mostly cloudy, with a low around 27.
New Year's Day
A slight chance of rain. Partly sunny, with a high near 47.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Friday
A chance of rain and snow. Snow level 3800 feet. Partly sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Sisters OR
 44.34°N 121.5°W (Elev. 3199 ft)
2:31 pm PST Dec 27, 2025
2pm PST Dec 27, 2025-6pm PST Jan 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database