Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

50°F

10°C

Humidity 31%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 30 Jan 06:55 PM PST
Extended Forecast for

5 Miles ESE Mt Jefferson OR

  • Tonight

    Tonight: A chance of rain before 10pm, then a slight chance of rain after 1am.  Mostly cloudy, with a low around 37. Southwest wind 8 to 11 mph.  Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 45. Southwest wind around 6 mph.

    High: 45 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of rain and snow between 10pm and 1am, then a chance of snow.  Snow level 5900 feet. Mostly cloudy, with a low around 36. South wind around 7 mph.  Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: Snow likely, mainly after 10am.  Partly sunny, with a high near 40. Southwest wind 13 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 32. Southwest wind 9 to 11 mph.  Little or no snow accumulation expected.

    Low: 32 °F

    Chance Snow

  • Monday

    Monday: A 30 percent chance of snow.  Partly sunny, with a high near 42.

    High: 42 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of rain before 10pm, then a slight chance of rain after 1am. Mostly cloudy, with a low around 37. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 45. Southwest wind around 6 mph.
Saturday Night
A slight chance of rain and snow between 10pm and 1am, then a chance of snow. Snow level 5900 feet. Mostly cloudy, with a low around 36. South wind around 7 mph. Chance of precipitation is 30%.
Sunday
Snow likely, mainly after 10am. Partly sunny, with a high near 40. Southwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 32. Southwest wind 9 to 11 mph. Little or no snow accumulation expected.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 47.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Sunny, with a high near 46.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mt Jefferson OR
 44.67°N 121.68°W (Elev. 5771 ft)
3:20 pm PST Jan 30, 2026
8pm PST Jan 30, 2026-6pm PST Feb 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database